CCU100 and Repeater100 Installation Guide xx xx ITRON INSTALLATION GUIDE 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 12 February 2021 815-0491-00 Copyright © 2021 Itron, Inc. All rights reserved. Confidentiality Notice Confidential Information of Itron®, Inc., provided under nondisclosure obligations. The information contained herein is proprietary and confidential and is being provided subject to the condition that (i) it be held in confidence except to the extent required otherwise by law and (ii) it will be used only for the purposes described herein.
Important Safety and Compliance Information This section provides important information for your safety and product compliance. USA, FCC Part 15 compliance This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: • This device may not cause harmful interference, and • This device must accept any interference received, including interference that may cause undesirable operation.
Canada, ISED compliance Compliance Statement Canada Déclaration de Conformité This device complies with Innovation, Science and Economic Development Canada (ISED) licenseexempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, (2) this device must accept any interference, including interference that may cause undesired operation of the device.
Caution: Antennas not approved by Itron are strictly prohibited for use with this device. Installing the CCU 100 or Repeater 100 with an unapproved antenna may void the product warranty. Operating the CCU 100 or Repeater 100 with an unapproved antenna may cause this equipment to be out of FCC and ISED compliance and can void the user's authority to operate this equipment. The required antenna impedance is 50 ohms.
Warning! To meet FCC and ISED compliance requirements, collectors and repeaters must have a minimum of 2.2 dB worth of loss between the collector or repeater and the 8.15 dBi antenna. For more information on meeting this regulatory compliance requirement, see Materials Not Provided by Itron on page 29. GPS Antennas There are several possible antenna configurations that can be used for the GPS radio link.
Specification WAN-3G WAN-3G/4G WAN-3G/4G Mounting Direct or Remote Direct Remote Itron part number MSE-0259-001 MSE-0439-001 MSE-0784-001 Frequency range 806-896 MHz 698-894 MHz 698-960 MHz 1850-1900 MHz 1710-2170 MHz 1710-2170 MHz 2.15 dBi (806-896) 2 dBi 4.5 dBi Maximum gain 5.
Contents CCU1 0 0 a n d Re p e a e t 1 r 0 0 In s ta la tio n Gu id e 1 Important Safety and Compliance Information 3 4 Antenna Specifications Co n te n ts 1 2 3 12 February 2021 8 Before You Begin 13 Documentation Conventions 13 Related Documents 14 CCU/Repeater Basics 15 CCU Configuration 15 CCU/Repeater Components 15 CCU/Repeater Module 16 Local GPS/WAN Antenna System 17 915 MHz Antenna 18 Planning a CCU/Repeater Installation 21 Installation Profiles 21 Siting Collectors o
CCU100 and Repeater100 Installation Guide 4 Table of Contents Installing the Collector or Repeater 33 Installation Overview 33 Local GPS/WAN Antennas 34 34 Attaching the Local GPS/WAN Antennas Direct Mount Standard (5.15 dBi or 5.5 dBi) 915 MHz Antenna 34 Attaching the Direct Mount Standard (5.15 dBi or 5.
CCU100 and Repeater100 Installation Guide Table of Contents Long-Term Storage 69 State of Charge 70 Charging the Battery 71 71 Battery Service Life Calendar Life 72 Preventative Maintenance 72 Replacing the Integrated Battery 72 73 Replacing the Battery A B C D E Detailed Collector or Repeater Specifications 74 CCU or Repeater Dimensions and Weight 74 Antennas 76 Environmental Specifications 77 Transmitter 77 Diagnostic Radio 77 Collector or Repeater Power Operating Range 77
CCU100 and Repeater100 Installation Guide Table of Contents Supplier’s Responsibilities 98 Itron ChoiceConnect Antenna and Line Sweep Test Form 98 Itron ChoiceConnect 915 MHz Antenna Specifications 99 100 Technical Data F Typical Coaxial Cable Specification Summary Table 100 Sample Sweeps Output 101 Grounding Specifications 103 Understanding Grounding and Bonding 104 Understanding the Ohms Level 104 Reducing the Ohms level 104 Using a Megger 105 Adjusting the Routing of the Grounding
CCU100 and Repeater100 Installation Guide Table of Contents Grounding Building Steel and Existing Building Lightning Protection or Grounding Systems 121 Grounding Building Steel and One 4/0 AWG Down Conductors 121 Grounding One 4/0 AWG Insulated Down Conductor and One Existing Building Lightning Protection Down Conductor or Building Ground System 121 Grounding One 4/0 AWG Down Conductor 121 Down Conductor Installation 122 Cold Water Pipe Option 122 Building Steel Option 123 Antenna and Coax
1 Before You Begin The CCU 100 (also known as a cell control unit or collector) is the main collection point for the ChoiceConnect Fixed Network. The CCU reads data from Itron electricity meters, gas endpoints, and water endpoints and gathers consumption, daily, or hourly meter reads, and other information from endpoints and communicates it back to the utility over a public or private network. When used with the Fixed Network Repeater 100, the coverage territory per CCU 100 is extended.
CCU100 and Repeater100 Installation Guide 1 Before You Begin Caution: A caution advises users that failure to take or avoid a specified action could result in a loss of data. Warning! A warning advises users that failure to take or avoid a specified action could result in physical harm to the user or the hardware.
2 CCU/Repeater Basics The CCU 100 and the Repeater 100 are configurable for the following installation locations: ■ Water tower or communications tower ■ Wood, concrete, or metal utility pole ■ Wall (indoor or outdoor) ■ Pipe or mast (between 2 and 3.5 inches in diameter) ■ Roof Other vertical structures Integrated mounting and coupling brackets secure the device in high winds and under heavy ice loads.
CCU100 and Repeater100 Installation Guide 2 CCU/Repeater Basics Only an external GPS connection is provided in the Repeater 100. A WAN modem is not present in a repeater. Since the collector or repeater may be installed in an outdoor environment, each component of the collector or repeater is weather-tight and can withstand wind requirements in excess of 100 MPH.
CCU100 and Repeater100 Installation Guide Item Description 3 Collector or repeater label 2 CCU/Repeater Basics Displays the collector identification number, model number, and other associated information. 4 Power connector Supplies power to the collector or repeater module. AC mains, DC, or solar power options are available. A three pin cable connects the collector or repeater to the mains supply. A two pin cable connects the collector or repeater to a DC supply.
CCU100 and Repeater100 Installation Guide 2 CCU/Repeater Basics Itron recommends using a handheld GPS unit to verify your GPS antenna mounting location can receive a signal from at least three satellites. For more information, see GPS and WAN Coverage on page 22. Caution: You must install the external GPS antenna in a vertical orientation, and the antenna must have an unobstructed view of the southern sky (North America and Europe) to properly receive a GPS signal.
CCU100 and Repeater100 Installation Guide 2 CCU/Repeater Basics There are several possible antenna configurations that can be used for the 915 MHz radio link. The antenna models allowed on a specific model of CCU or Repeater depend on the unit's Hardware Version Identification Number (HVIN) printed on the regulatory label. For more information, see Antennas on page 76. The following list describes some of the possible 915 MHz antenna configurations. ■ A standard vertically polarized antenna (5.
CCU100 and Repeater100 Installation Guide 2 CCU/Repeater Basics ■ Antenna Specifications on page 4 ■ 915 MHz Antenna on page 18 ■ Grounding the Antenna System on page 25 ■ Performing an Antenna Sweep Test on page 88 ■ Antenna Line Sweeps Procedure on page 94 ■ Grounding Specifications on page 103 12 February 2021 815-0491-00 Itron, Inc.
3 Planning a CCU/Repeater Installation This chapter describes how to prepare for a collector or repeater installation. Installation Profiles You can install the collector or repeater in a variety of configurations and locations. Depending on the installation location, you can: ■ Install the CCU or repeater components in the same location (as an integrated solution). This is the recommended configuration. ■ Install the GPS/WAN antennas externally from the collector or repeater.
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation Siting Collectors or Repeaters Collectors or repeaters are installed in the field on a variety of surfaces, such as wooden or metal walls, metal pipes, fence railing, and utility poles. When you are determining the placement of the collector or repeater, the following are primary considerations: ■ Site for optimum RF reception. ■ Site for optimum GPS and/or WAN reception. ■ Ethernet connection availability (if required).
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation Itron recommends using a handheld GPS unit to verify your collector, repeater, or external GPS antenna mounting location can receive a signal from at least three satellites. To ensure the best possible signal, avoid installing the collector, repeater, or external antennas in the following locations: ■ Adjacent to or between tall buildings, signs, towers, or bridges.
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation functionality, specifically on-demand reads, adaptive channel planning, list management, and endpoint type exclusion, are affected if the database server cannot initiate communication to the collector. Caution: If you use Ethernet as the communications backhaul, the collector must be identified as Ethernet-based when performing the initialcollector configuration.
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation ■ For structural members between 4 and 10 inches in diameter, use a sliding scale of 2 to 5 feet. (For example, a 24-inch standoff at 4-inch diameter to a 60-inch standoff at 10-inch member diameter.) ■ Inform Itron about any conditions that may impact the collector or repeater performance.
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation There are several possible antenna configurations that can be used for the 915 MHz radio link. The antenna models allowed on a specific model of CCU or Repeater depend on the unit's Hardware Version Identification Number (HVIN) printed on the regulatory label. For more information, see Antennas on page 76. The following list describes some of the possible 915 MHz antenna configurations.
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation ■ Antenna Specifications on page 4 ■ Remote 915 MHz Antenna Placement on page 24 ■ Grounding the Antenna System on page 25 ■ Performing an Antenna Sweep Test on page 88 ■ Antenna Line Sweeps Procedure on page 94 ■ Grounding Specifications on page 103 Lightning Arrestor Install a lightning arrestor (or surge protector) capable of withstanding multiple lightning strikes when you are using a remote/external antenna.
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation 1 Center the crimps. Crimps may be off-center, but not off the end of the wire barrel. 2 Ensure the AWG wire size you are using matches the wire range or size stamped on the terminal or the splice and dies. 3 Ensure the insulation does not enter the wire barrel. 4 Ensure the wire is visible through the inspection hole of the butt splices.
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation DC Mains Power DC wiring to the collector or repeater utilizes a two conductor cable. Connect the CCU to a 10A DC circuit breaker or fuse. Wire the Itron-supplied two conductor cable by attaching the red wire to a +12V source. Attach the black wire to ground. Materials Not Provided by Itron The following materials are not provided by Itron in the collector or repeater kit, but are required for installation.
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation Remote Mount High Gain (8.15dBi) 915 MHz Antenna on a Standard Collector or Repeater Warning! Do not install an 8.15 dBi antenna directly on the CCU or Repeater. Antenna installation directly on the CCU will compromise mechanical integrity and will not meet the compliance requirement for a loss of 2.2 dB between the CCU or Repeater and the 8.15 dBi antenna.
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation External GPS and WAN Antennas The primary requirement for any coaxial cable used with the external GPS or WAN antenna is to have less than 5 dB of attenuation at 1.5 to 1.8 GHz for the entire length of cable, including connector losses. You may use any type of 50 ohm coaxial cable as long as the total loss, including connectors, is less than 5 dB at 1.5 to 1.8 GHz.
CCU100 and Repeater100 Installation Guide 3 Planning a CCU/Repeater Installation Profile Mounting surface Suggested hardware/sizing Utility pole Wood or steel pole High-strength stainless steel straps.
4 Installing the Collector or Repeater This chapter provides the instructions to install a collector or repeater in the field, using the Itronrecommended installation method. The collector or repeater can be installed in a variety of ways. This chapter provides several different collector or repeater installation profiles for both mains powered and solar powered collectors or repeaters.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Caution: Do not move or transport the collector without first disconnecting power. Moving or tilting a collector with the power connected may cause the collector to reset to the factory image. 6. Power on page 52. 7. Performing an Antenna Sweep Test on page 88. Local GPS/WAN Antennas You can attach the external GPS and WAN antennas to pipes, poles, walls, and davit arms.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Attaching the Direct Mount Standard (5.15 dBi or 5.5 dBi) 915 MHz Antenna Warning! Do not install an 8.15 dBi antenna directly on the CCU or Repeater. Antenna installation directly on the CCU will compromise mechanical integrity and will not meet the compliance requirement for a loss of 2.2 dB between the CCU or Repeater and the 8.15 dBi antenna. 1.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater 4. Slide the antenna sleeve over the antenna, ensuring the front of the antenna sleeve is toward the front of the collector or repeater. 5. Using the included screws and washers, screw the antenna sleeve to the top of the collector or repeater. Tighten the screws to 5 to 6 in/lbs. Antenna sleeve > flat washer > lock washer > screw 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Attaching the Collector or Repeater You may attach the collector or repeater to a variety of surfaces. See the following sections for diagrams showing some of the possible configurations. ■ Pipe Mount on page 38 ■ Pole Mount on page 40 ■ Wall Mount on page 42 ■ Davit Arm Mount on page 43 Mounting Hardware You can adapt the hardware set to mount the collector or repeater in many different locations.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Pipe Mount The following image illustrates a typical vertical pipe installation. The collector or repeater may also be attached to a horizontal pipe. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Mounting the Collector or Repeater on a Pipe In the following illustration, the mounting plate is attached to the vertical pipe with the mounting brackets. The collector or repeater enclosure is secured to the mounting plate. 1. Using the two mounting brackets and four bolts, attach the mounting plate to the pipe. 2. Insert the mounting disc into the mounting plate keyhole. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater 3. Using the provided set screw, secure the collector to the mounting plate with the antenna in the upright position. Pole Mount If the vertical pipe or pole exceeds 6.75 inches in diameter, you may use metal bands instead of the mounting brackets to secure the mounting plate to the pipe or pole. Two sets of slots (1.5 in. long) on the mounting plate are provided for the metal bands.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Mounting the Collector or Repeater on a Pole 1. Attach the mounting disc to the back of the collector or repeater with the included parts in the following order. collector > mounting disk > flat washer > lock washer > bolt 2. Insert the mounting disc (on the back of the collector) into the mounting plate keyhole. 3.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater 4. Using two steel straps, attach the mounting plate to the pole. Wall Mount The following image illustrates a wall mount installation. In this scenario, two brackets are secured to the collector or repeater and the entire assembly is attached to the wall.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Mounting the Collector or Repeater on a Wall 1. Remove the integrated mounting support (bolt, washer, lock washer, and mounting disk) from the back of the device. These parts are not used for this mounting configuration. 2. Using four bolts, secure the collector or repeater to the two wall mounting brackets with the antenna in the upright position. 3.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Mounting the Collector or Repeater on a Davit Arm 1. Using the two mounting brackets and four bolts, attach the mounting plate to the davit arm. 2. Insert the mounting disc into the mounting plate keyhole. The following photos are shown off the davit arm for clarity. 3. Using the provided set screw, secure the collector to the mounting plate with the antenna in 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater the upright position. Cables Connect the remote/external antenna cables (if needed), Ethernet cable (if needed), and grounding wire. Due to the variable requirements for cable length, cables are not provided by Itron. Important! All coaxial cable connections must be properly weather-proofed per industry standards unless otherwise specified.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater 2. The WAN cable has an N connector on each end. Connect one end of the WAN antenna cable to the collector. Connect the other end of the cable to the external WAN antenna. Note: Repeaters do not use WAN antennas. 3. If you are using a remote 915 MHz antenna, attach the 915 MHz antenna cable to the connector on the top of the collector or repeater. This connection must be weatherproofed as described in the following steps. a.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater The vinyl electric tape provides a foundation for the butyl rubber sealant, making it easier to disconnect the cable. c. Wrap the vinyl electric tape up the coaxial cable overlapping each wrap as shown in the following illustrations. d. Wrap a layer of butyl rubber sealant over the vinyl electric tape. Ensure the butyl rubber extends past the vinyl tape and onto the cable jacket. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater e. Overlap the butyl rubber so there is no gap. The butyl rubber will self-vulcanize over time and the seam will disappear. f. Wrap vinyl electric tape around the butyl rubber starting at the CCU and moving up as you did in Step a. g. Continue wrapping the vinyl tape in a spiral back down to the collector. You now have two layers of vinyl tape covering the butyl rubber. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater 4. If you are using an Ethernet backhaul, attach the Ethernet cable ensuring the weather- tight connector is properly secured. If the Ethernet connection is not used, secure the weatherproof cap. 5. Attach the grounding lug to earth ground according to local codes. Installing a Local 4G WAN Antenna Warning! Do not install an 8.15 dBi antenna directly on the CCU or Repeater.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Battery If you are installing a battery with a ferrite bead on the wires, as shown in the following illustration, follow the directions in Installing the Battery (Ferrite Bead) on page 51. If the battery does not have a ferrite bead on the wires, see Installing the Battery on page 50. Installing the Battery 1. Remove the battery cover by loosening the four screws securing it. These are captive screws.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater 4. Replace the battery compartment cover, and torque the screws to 6 inch-pounds. Installing the Battery (Ferrite Bead) 1. Insert the battery connector into the connector on the CCU 100. 2. Align the edges of the ferrite bead with the edges of the recess in the battery well. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater 3. Press the ferrite bead into the recess in the battery well and slide it down as far as it will go without putting stress on the connector. 4. Place the battery in the battery well as shown in the following graphic. 5. Replace the battery compartment cover and tighten the screws to 6 inch-pounds. Power The final step of the collector or repeater installation is to provide power to the equipment.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Providing Power 1. Plug the appropriate cable in to the collector or repeater. Note: The connector is keyed so the cable can connect in only one orientation. 2. Securely fasten the power cable to the collector or repeater by tightening the retaining nut on the cable. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater CCU Installation Wiring Diagram Tower Installation Warning! Before installing a Tower CCU, ensure that the selected location can support the weight of the Tower CCU and mounting hardware. A thorough structural analysis should be performed by a registered professional engineer at location prior to installation.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Important! To prevent exceeding the maximum EIRP set by the FCC and ISED, there must be at least 2.2 dB of loss between the antenna connector at the base of the tower cabinet and the high gain 915 MHz antenna. Do not exceed 3.5 dB of loss to maintain system performance. Only use the Itron-approved high gain antenna.
CCU100 and Repeater100 Installation Guide ■ 4 Installing the Collector or Repeater Wall/H-Frame mount. In this configuration, the TCU is bolted to a stable and secure vertical surface, such as a wall or h-frame, with 3/8–16 (min) bolts and pierced and slotted brackets (no kit). The TCU box comes preassembled except for the CCU. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Caution: Prior to installing a CCU in the field, be sure to configure it as described in the CCU 100 Collector Configuration Guide. A CCU cannot be configured after it has been installed in the field. Repeaters do not require pre-installation configuration.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Assembling the Tower CCU 100 Important! This unit must be installed in accordance with the National Electrical Code and with all local codes. Provide power to the cabinet using electrical conduit. Itron recommends using a knockout punch and die (such as a Greenlee® SlugBuster®) to punch the appropriate sized hole in the bottom of the cabinet. 1. Attach the TCU to the TCU mounting plate. a.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Feed the external Ethernet cable through the Roxtec block and connect it to the bottom of the 10/100 BT SPD. Instructions for using a Roxtec Block are supplied in the TCU cabinet. 5. Connect the battery to the connector on the battery door of the TCU. The battery door connection is only present on collectors designed for TCU installations. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater 6. Feed the GPS and WAN (if required) antenna cables through the Roxtec block and connect them to the TCU. 7. Connect the power cable to the TCU. 8. For instructions on installing the antennas, see Local GPS/WAN Antennas on page 34. 9. Connect power to the cabinet. See the wiring diagram on the inside of the cabinet door. Provide power to the cabinet using electrical conduit.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Tower CCU Wiring Installation Diagram Solar Powered Installation The solar collector or repeater is mounted like other collectors and repeaters, but the power comes from the solar cabinet which houses the solar controller and batteries. The following picture shows a typical solar installation with a TCU 100. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Warning! Before installing a collector or repeater, ensure that the selected location can support the weight of the collector or repeater, mounting hardware, solar panels, and batteries. A thorough structural analysis should be performed by a registered professional engineer at your desired location prior to installation.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Assembling the Solar CCU 100 1. Mount the solar panels and battery box as described in the Installation, Operation, and Maintenance Manual supplied with the solar system. 2. Set the photovoltaic (PV) array's tilt and azimuth to the angles recorded in the design specifications provided by Itron. The Array Tilt value is the angle of the array from horizontal.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater If you do not have the design specifications at the installation site, see Setting the Array Tilt and Array Azimuth Angles Using the PVWatts Website on page 65. 3. Wire the five-conductor power cable to the solar cabinet, as shown in the Solar Installation Wiring Diagram on page 66. Use the watertight grommet supplied with the solar cabinet. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater ■ Red. Collector or repeater power + ■ Black. Collector or repeater power - ■ Green. Low battery indicator ■ Orange. Solar ID_1 ■ White. Solar ID_2 4. Mount the collector or repeater in the desired location. Note: The supplied power cable from the solar battery box to the CCU/repeater is only 12 feet long. 5. Place the 12V battery in the battery box. 6. Connect a ground wire to the collector grounding lug. 7.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater 5. Set the photovoltaic (PV) array's tilt and azimuth to the angles shown on the PVWatts website. The Array Tilt value is the angle of the array from horizontal. The default value normally maximizes annual energy production. For information about the tilt angle, click Array Tilt. The Array Azimuth value is the angle of the array clockwise from true north. The default value normally maximizes energy production.
CCU100 and Repeater100 Installation Guide 12 February 2021 4 Installing the Collector or Repeater 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide 4 Installing the Collector or Repeater Relocating a CCU or Repeater 1. Disconnect the AC power. Caution: Caution Do not disconnect the battery. 2. Relocate the CCU or the repeater. 3. Reconnect the AC power. 12 February 2021 815-0491-00 Itron, Inc.
5 Battery Care and Maintenance This chapter provides instructions for performing field maintenance on the collector or repeater battery. The following sections describe storing and charging spare collector and repeater batteries, and replacing a collector or repeater battery in the field. Shipping Requirements Warning! Electrical fire hazard—protect against shorting. Terminals can short circuit and cause a fire if they are not insulated during shipping.
CCU100 and Repeater100 Installation Guide 5 Battery Care and Maintenance Itron recommends you conduct open circuit voltage audits every six months on batteries stored at or near 25°C (77°F). Recharge batteries when OCV readings approach 6 volts (2.00 volts per cell). Increase OCV audits if storage temperatures are significantly higher than 25°C (77°F)— even for short durations. It is important to recognize the self-discharge rate of the battery is non-linear.
CCU100 and Repeater100 Installation Guide 5 Battery Care and Maintenance Charging the Battery You can charge spare collector and repeater batteries individually, or in groups, to save time. The charging of collector and repeater batteries requires the following items: ■ Power Sonic PSC-61000A-C charger ■ Molex 39-01-4046 connector ■ Collector or repeater batteries The recommended method for charging batteries is to utilize the Power Sonic PSC- 61000A-C charger.
CCU100 and Repeater100 Installation Guide 5 Battery Care and Maintenance Calendar Life The design calendar (or float) life of the battery extends from eight to ten years at room temperature (25°C/77°F) under proper charging conditions. This design life was confirmed by the use of accelerated testing methods that are widely accepted by both manufacturers and users of sealed-lead batteries. High temperatures are used to accelerate the aging process of the battery under test.
CCU100 and Repeater100 Installation Guide 5 Battery Care and Maintenance Warning! There is a risk of explosion if the battery is replaced by an incorrect type. Always replace with Itron part number BAT-0045-005. For information on battery disposal or recycling, contact EnerSys at 1.800.363.7797 or recycling@enersys.com. Replacing the Battery 1. Remove the battery compartment cover by loosening the four screws securing it. 2. Slide the battery out of the battery compartment. 3.
A Detailed Collector or Repeater Specifications CCU or Repeater Dimensions and Weight Weight is shown in pounds and dimensions are shown in inches. Component Weight CCU 100 or Repeater 100 7 lbs TCU 100 AC tower unit 76 lbs External GPS/WAN antenna system 6 lbs Remote 915 MHz antenna system 3.5 lbs 915 MHz antenna (standard) 1 lb Pole mounting kit 3 lbs Wall mounting kit 2 lbs 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide A Detailed Collector or Repeater Specifications The following illustration shows the dimensions for the optional pedestal unit. This unit ships with a gasket and fasteners to attach the cabinet to the pedestal. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide A Detailed Collector or Repeater Specifications Antennas For complete antenna specifications, see Antenna Specifications on page 4. For the latest antenna part numbers, see the Fixed Network 100 Ordering Guide or contact your Itron representative. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide A Detailed Collector or Repeater Specifications To reduce potential radio interference to other users, select an antenna type with gain such that the equivalent isotropically radiated power (e.i.r.p.) is not more than that permitted for successful communication. Environmental Specifications The following environmental specifications are associated with a collector or repeater.
CCU100 and Repeater100 Installation Guide Specification A Detailed Collector or Repeater Specifications Value +11.7 VDC minimum +17.0 VDC maximum Frequency 47 Hz to 63 Hz Average power 10 Watts (battery trickle charge) Peak power 50 Watts Battery Pack The battery pack is contained in its own compartment. The battery pack is a three-cell, sealed, lead acid battery pack (6V, 4.5 amp-hours) that is field replaceable and designed to last five years under normal circumstances.
CCU100 and Repeater100 Installation Guide A Detailed Collector or Repeater Specifications Pin # Wire Color Signal 1 Red +V BATT 2 Black Ground 3 White Thermistor 4 White Thermistor For information on battery disposal/recycling, contact EnerSys at 1.800.363.7797 or recycling@enersys.com. 12 February 2021 815-0491-00 Itron, Inc.
B Port and Protocol Requirements Network Collection Engine (NCE) installations are typically deployed when CCUs are on the Internet, the Fixed Network web server is in a DMZ, and the Fixed Network database server is in the corporate intranet. The following illustration is a simple diagram of the network topology. Note: The Network Administrative Application (NAA) server may be hosted on the same server as the database server.
CCU100 and Repeater100 Installation Guide B Port and Protocol Requirements Ports and Protocols Fixed Network inbound traffic Source address Source port Destination address Destination port Protocol Required for Purpose operation Collectors (any*) Any Fixed Network web server 443 HTTPS Yes CCU communications to web server’s external address. Collectors Any NTP server 123 UDP Yes CCU time sync to internal or internet time server. (any*) (External NTP servers can also be used).
CCU100 and Repeater100 Installation Guide B Port and Protocol Requirements Fixed Network database/NPA server outbound traffic Source address Source port Destination address Destination port Protocol Required for Purpose Fixed Network database server Any Collectors (any) 4443** HTTPS Yes Collector commands and diagnostic portal. Fixed Network database server Any Collectors (any) 22 SSH Optional Itron collector diagnostics (CCU100 only). Fixed Network NPA server Any 198.182.8.
CCU100 and Repeater100 Installation Guide B Port and Protocol Requirements Fixed Network database/NPA server outbound traffic Source address Source port Destination address Destination port Protocol Required for Purpose operation Fixed Network database server Any www.mlogonlin e.com 80 HTTP Yes Leak sensor data export to mlogonline. Fixed Network workstation Any dev.virtualearth. net 80 HTTP Yes ecn.dev.virtuale arth.net 80 HTTP common.virtual earth.
CCU100 and Repeater100 Installation Guide B Port and Protocol Requirements Fixed Network server to server traffic (DMZ ®intranet) Source address Source port Destination address Destination port Protocol Required for Purpose operation Network web server NPA server Only needed if NPA database is on a different server than NCE.
CCU100 and Repeater100 Installation Guide B Port and Protocol Requirements Fixed Network server to server traffic (intranet) Source address Source port Destination address Destination port Protocol Required for Purpose operation Fixed Network database server Any Fixed Network NPA server 135-139 TCP,UDP or 445 or TCP,UDP Yes Data file export if NPA database is on a different server than NCE (UNC shares). Refer to Microsoft documentation for details.
CCU100 and Repeater100 Installation Guide B Port and Protocol Requirements Workstation to server traffic Source address Source port Destination address Destination port Protocol Required for Purpose operation Application (NWA), User Services, and Collector Services. Fixed Network workstation Any Fixed Network workstation Any Fixed Network NPA server 80 HTTP 443 HTTPS dev.virtualearth. net 80 HTTP ecn.dev.virtuale arth.net 80 HTTP common.virtual earth.net 443 HTTPS staging.commo n.
C Status and Diagnostics Status Indicator The LED Status Indicator is primarily intended to support installation personnel for immediate feedback. The following sequences define the Fixed Network solution's operational characteristics: Sequence details: The dot time: 100 mSec The dash time is 300 mSec Off Time between B and N: 700 mSec Off time between dot and dash: 100 mSec Collector State Description LED Pattern Off The collector is not running.
CCU100 and Repeater100 Installation Guide Collector State C Status and Diagnostics Description LED Pattern end. This condition will be signaled for about 15 minutes before moving the "low-visibility" state. _ . ) The dit and dah timing described above with the space between the ‘B’ and the ‘N’ characters being 660 ms. Token Received If the radio reports decoding a "magic" token, which would enable the WiFi diagnostic interface, this pattern is presented for one 10 second interval.
D Changing the Repeater Password To change the repeater password, you must log into the user interface as an administrator. The following procedures illustrate each step with Repeater 100 user interface screens. Accessing the Repeater User Interface 1. Ensure the collector or repeater has power. 2. Activate the collector or repeater's Wi-Fi using the CAR (Collector Activation Radio). For more information about the CAR, see the Collector Activation Radio Quick Reference Guide. 3.
CCU100 and Repeater100 Installation Guide D Changing the Repeater Password 4. Highlight the collector or repeater you wish to access and click Connect. 5. Type the Security key. 6. Open a browser window and type the following: https://192.168.1.9:4443 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide D Changing the Repeater Password 7. Click Continue to this website (notrecommended). 8. Type the Username and Password. Note: The user name and password are case sensitive. 12 February 2021 – Username. admin – Password. Itr0n1 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide D Changing the Repeater Password The Main Menu window appears. Changing the Repeater Password 1. From the user interface Main Menu, click Configuration. 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide D Changing the Repeater Password 2. From the Configuration menu, click WirelessDiag. 3. Enter the new information and click Submit. 12 February 2021 815-0491-00 Itron, Inc.
E Antenna Line Sweeps Procedure By combining Itron’s proven 915 MHz ERT® platform with fixed network technology and software applications, Itron provides a suite of data collection technologies for electric, gas, and water utilities. This fixed network solution, which is built upon our ChoiceConnect® system architecture, enhances customer engagement, increases operational efficiencies, and ensures system integrity.
CCU100 and Repeater100 Installation Guide E Antenna Line Sweeps Procedure Note: Note Equipment must be calibrated per manufacturer suggested calibration period. Record the test equipment manufacturer, model number, and calibration expiration date on the Itron ChoiceConnect Antenna and Line Sweep Test Form on page 98. The following illustration shows the Anritsu Site Master.
CCU100 and Repeater100 Installation Guide E Antenna Line Sweeps Procedure ■ Results: Test results must be saved in PDF format. ■ Test Equipment Requirements: Current and proper calibration; be sure that calibration is turned on during the test. A qualified operator of the test equipment must perform the test. Note: Note If the system does not perform to the above test specifications, the reasons for system failure and possible remedies must be identified before leaving the site.
CCU100 and Repeater100 Installation Guide E Antenna Line Sweeps Procedure Sweep Range: 902 - 928 MHz Markers: M1 - 902 MHz, M2 – 928 MHz Insertion Loss Tests: Perform with test equipment connected to bottom jumper, and calibrated short at the top jumper. The purpose of this test is to verify that insertion loss is within acceptable limits.
CCU100 and Repeater100 Installation Guide E Antenna Line Sweeps Procedure ensure the installations meet the Itron and customer quality and design requirements. ■ Physical attendance at all remote antenna coax sweeps testing and final punch-walk inspections. Itron will communicate any supplier workmanship concerns, to the supplier, as soon as physically possible.
CCU100 and Repeater100 Installation Guide E Antenna Line Sweeps Procedure Itron ChoiceConnect 915 MHz Antenna Specifications The BOA 915 MHz omnidirectional base station antennas consist of a linear array, encapsulated in a heavy duty fiberglass radome with a thick walled 6061-T6 aluminum mounting base for reliable long term use. This rugged design allows the antennas to withstand harsh environments and is ideal for Industrial, Wireless, and SCADA applications.
CCU100 and Repeater100 Installation Guide E Antenna Line Sweeps Procedure ■ UV Stable Light Gray Fiberglass Radome ■ Hard-Coat Anodized Mounting Base ■ Galvanized Mounting Hardware ■ Removable Drain Plug for Upright or Inverted Mounting Technical Data Maximum Power: 250 watts Nominal Impedance: 50 ohms Radome Material: Pultruded fiberglass (2” outside diameter) ESD Protection: DC grounded Rated Wind: 125 mph Termination: N female bulkhead Mounting Hardware: BAM1005 or MMK5 (Included) The following
CCU100 and Repeater100 Installation Guide E Antenna Line Sweeps Procedure Make Cable Model Return Loss (dB) VSWR (max.) Andrew 2-1/4" Heliax LDF12-50 -24.5 1.13:1 Andrew 7/8" Virtual Air AVA5-50 -24.5 1.13:1 Andrew 1-5/8" Virtual Air AVA7-50 -24.5 1.13:1 All Existing Coaxial Feeder All -22.0 1.17:1 Coaxial Cable Path Loss per 100ft Make Cable Model Velocity Loss/100’ @ 2 GHz Andrew ½" Heliax LDF4-50A 0.88 3.25 dB Andrew ½" SuperFlex FSJ4-50B 0.81 5.
CCU100 and Repeater100 Installation Guide E Antenna Line Sweeps Procedure Cable Path Loss: Cable Length: 12 February 2021 815-0491-00 Itron, Inc.
F Grounding Specifications This appendix provides specific procedures, details, and quality specifications for Itron’s installation suppliers during the installation of Itron’s ChoiceConnect® Automated Meter Infrastructure (AMI). To achieve optimum performance of Itron’s ChoiceConnect network devices, all critical components of the network must be thoroughly grounded and protected from electrical surges.
CCU100 and Repeater100 Installation Guide F Grounding Specifications A low impedance ground is imperative to both surge protection designs and power quality.
CCU100 and Repeater100 Installation Guide F Grounding Specifications – moisture content – quality and type of electrolytes – conductive objects ■ temperature ■ depth and spacing of the ground rods. For more information about using a Megger to measure the resistance to ground, see Using a Megger on page 95. ■ Drive a new service entrance ground rod.
CCU100 and Repeater100 Installation Guide F Grounding Specifications The earth resistance meter is less expensive, but it requires multiple ground probes and leads from the tester with specific distance requirements between rods. Then measurements are plotted on a monograph in order to calculate the actual resistance of the ground. Meggers come in three and four terminal configurations. To test the actual resistivity of the soil itself, use a four terminal model.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Supplier General Requirements and Equipment Competencies Itron requires that all suppliers have previous telecom experience and have the following equipment and resources: ■ Certified, Clamp-On Ground Resistance testing devices (or equivalent) ■ Competent trained operators readily available ■ Megger DET14C/24C Clamp-on Ground Resistance Tester, or equivalent ■ Maintain the capability to document ground resistance testing data by d
CCU100 and Repeater100 Installation Guide F Grounding Specifications ■ Clips. When securing any ground wires, solid or stranded, insulated or un-insulated, never use any clips or other devices that are conductive and form a closed loop. Closed conductive loops form a grounding choke point during high voltage spikes that have an adverse impact on grounding performance. Metallic clips are acceptable if they do not form a closed loop.
CCU100 and Repeater100 Installation Guide F Grounding Specifications ■ Exothermic Welding. Exothermic welds must be Cadweld, a registered trademark of Erico Products, Inc. of Cleveland, Ohio, or ThermOweld, a division of Continental Industries, Inc. of Tulsa Oklahoma or equivalent. ■ Ground Clamp. Used for conduit or water pipe, for instance. Burndy GAR style UL clamp with two- hole provisions for long barrel multiple crimp two-hole lugs or equivalent. ■ Conduit.
CCU100 and Repeater100 Installation Guide ■ F Grounding Specifications Coax Grounding Kit. The coax ground kits must be from the same manufacturer as the coax. Ground kits must be solid strap type with No. 6 AWG wire and 2-hole compression crimped lugs (installed using the proper UL tool and circumferential hexagon die). Ground kits ordered through Itron North Supply do not require approval. Coax ground kits not ordered through Itron North Supply require approval from the Itron construction team.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Note: A clamp-on ground resistance test may be performed at existing building sites where it isn’t feasible to perform a site resistance to earth test. Refer to Clamp-On Ground Resistance Testing on page 119 for the proper testing procedure.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Example 2. Site frost depth = 1’-6" and local codes require the ground ring to be installed minimum 2’-6" below grade. Minimum ground rod length = 10’-0" since it is greater than 9’-0" (1.5+10-2.5). Chemical Ground Rod Installation If required, install chemical ground rods and bond the chemical ground rod to the BGR with No. 2 AWG BTCW. Refer to the illustration under To install a chemical ground rod on page 101.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Itron Concentrator Equipment Connect Itron concentrator equipment ground leads to the equipment cabinets as dictated by the cabinet manufacturer. Unless specified otherwise by manufacturer, ground leads are No. 2 12 February 2021 815-0491-00 Itron, Inc.
CCU100 and Repeater100 Installation Guide F Grounding Specifications AWG BTCW. In most cases, connect the other end of the ground leads to the equipment ground bar (EGB) or MGB if each equipment cabinet has separate, external attachment points for ground lugs. If the Itron concentrator equipment cabinets collectively have only one or two ground attachments, the BTCW ground leads may be exothermically welded directly to the BGR. TCU / CCU on a Concrete Pad Use a concrete pad to hold the EGB flat.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Warning! It is critical that only one neutral to ground bond be made at the service entrance equipment as defined by the National Electric Code. TCU / CCU / Repeater Remote Antennas & Coax on Towers Ground all antennas to their mounts or masts by the ground kits on the coaxial cable connected to the CGBs (Coax Ground Bars). This includes the GPS and WAN antennas, if applicable.
CCU100 and Repeater100 Installation Guide F Grounding Specifications ■ At the bottom of a tower on page 107 ■ At the end of an ice bridge on page 107 ■ With GPS and WAN antennas on page 108 ■ Grounding a coax ground kits on page 108. Installing Coax Ground Kits at the Top of a Tower Install one CGB at the top of the tower as close as possible to the tower top coax ground kits. Install the CGB without stand-off (cherry) insulators to ensure a good ground bond on grounded metal towers.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Installing a Coax Ground Kit to End of Ice Bridge Install coax ground kits prior to the jumpers at or near the end of the coax ice bridge. ■ At a pad site, connect the ground leads to a CGB that will be connected to the equipment BGR with two No. 2 AWG BTCW. ■ At a platform, connect the coax ground kits directly to the MGB if the site configuration permits.
CCU100 and Repeater100 Installation Guide F Grounding Specifications 5. Place the two runs of No. 2 AWG BTCW used to bond the tower and equipment ground rings in the same trench as the coax. Warning! Be careful when installing the coax ground kits prior to equipment entry to ensure that all ground leads use smooth, large bend radii as it will be very difficult to ensure that the leads always travel downward.
CCU100 and Repeater100 Installation Guide F Grounding Specifications where they enter the equipment room or area. Note: SPDs are required to be installed at the building entry point to reduce the radiated RF energy generated by a lightning strike. Terminate unused coaxial cables connected to the outside by grounding the shield to the ground entry port and installing a SPD with a shorting stub or 50 ohm load. Do not allow excess cable to come in contact with equipment or personnel.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Working with Interior Connections 1. Connect all grounding and bonding conductors that are connected above grade or interior to a building using two-hole multiple crimp type (with UL tool and circumferential die compression) connections or by exothermic weld connections where allowed. 2. Size AC service electrical ground per the NEC with No. 2 AWG BTCW minimum. 3. Run service ground wire continuously and in an unbroken manner. 4.
CCU100 and Repeater100 Installation Guide F Grounding Specifications 2. Install the MGB flat, if necessary, to ensure that no paths to ground turn upward to allow connection to the top of the MGB. 3. Properly ground the MGB at a roof top site by two separate electrically continuous paths to ground where practical as determined by the responsible Itron Project Engineer. The paths can be in order of preference: Grounding Building Steel and Existing Building Lightning Protection or Grounding Systems 1.
CCU100 and Repeater100 Installation Guide F Grounding Specifications 1. Install one 4/0 AWG down conductor from the MGB bar on the roof to a MGB bar in the basement. 2. Bond the basement MGB ground bar to ground by two separate paths. 3. Install two 4/0 AWG conductors from the MGB bar in the basement and terminate each conductor to one of the following grounding options which are listed in the order of preference.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Grounding a Cold Water Pipe 1. Drill the clamp to accept a two-hole ½ inch hardware lug. You can also connect the water pipe by attaching the ground conductor using an approved water pipe clamp. 2. Scrape clean the area of contact to the cold water pipe with the clamp. The area must be free of paint, rust and/or corrosion and coated with an approved anti-oxidation compound before the clamp is attached to the pipe. 3.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Instead, install a CGB at the roof edge where the coax transitions from horizontal to vertical. Install coax ground kits as close to the edge as possible where the coax is still horizontal and bond the ground leads to the CGB. Connect the CGB to the MGB in the usual manner. 3. Connect each antenna CGB to the MGB at the equipment location. 4. If the MGB is located on the rooftop, use one run of No. 2 AWG BTCW to bond the CGB to the MGB.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Grounding Water Towers 1. Install all sector ground bars at the top of the tank with stand-off (cherry) insulators and connect separately with No. 2 AWG stranded insulated wire to a CGB at the top of the vertical coax run. 2. Connect the upper and lower CGBs by one 4/0 AWG green insulated wire. 3.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Grounding Equipment Stored in Shelters 1. Connect the internal MGB to the equipment BGR using two No. 2 AWG BTCW ground leads. The BTCW can penetrate the wall or foundation of the shelter in two separate holes. Refer to the shelter manufacturer specifications for placement and quantity. Note: Whenever ground leads penetrate concrete, they must be protected by PVC conduit. 2.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Repeaters on Rooftops Repeaters located at rooftop sites must have antenna mounts, coax, and coax cable tray (if required) grounded in the same manner as a full network device. Grounding Repeaters on Rooftops 1. Locate the MGB at the repeater equipment location. 2.
CCU100 and Repeater100 Installation Guide F Grounding Specifications should be grounded using its own ground rod. This reduces any neutral currents that might flow in the site ground system. Warning! If the transformer is located near the building, connect the transformer ground directly to the BGR. Cable Entrance Facilities The MGB must be used for the single reference ground for all interior grounds. Grounding Cable Entrance Facilities 1.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Using a Clamp-On Ground Resistance Tester 1. Clamp the tester around the ground conductor and read the resistance-to-ground directly from a digital display. This type of measurement permits the quality of the grounding connections and bonding to be verified. 2. Use certified Ground Resistance Testers for all clamp-on ground resistance measurements.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Determining the Correct Measuring Point The preferred point of measurement (if internal bonding allows) is on the conductor between the ground bus and the service neutral. If internal bonding does not allow access to this point, an alternate point is on the service side of the neutral line prior to the neutral to ground bond.
CCU100 and Repeater100 Installation Guide F Grounding Specifications Testing Procedures Preparing the Meter 1. Ensure mating surfaces of the jaws are clean and free of corrosion. 2. Press and hold the ON/OFF button for approximately 3 seconds. 3. Verify the clamp-on ground resistance tester enters the self-test mode and displays the remaining battery life. If the battery does not have enough life remaining to complete the job, replace the battery as described in the user’s manual. 4.
CCU100 and Repeater100 Installation Guide F Grounding Specifications 2. Press the ON/OFF button. 3. Ensure the display indicates OLD Ω. 4. Press the A button. 5. Clamp the jaws around the conductor and measure the ground current. Warning! If the ground current exceeds 5 amps or noise exceeds 50 Volts, then ground resistance measurements are not possible. Do not proceed further with the measurement. 6. Press the "Ω" button and measure the rod/grid resistance to ground. Note: A 0.
CCU100 and Repeater100 Installation Guide F Grounding Specifications ■ Performing the physical work required to install the Itron network devices, in accordance with the Itron provided documentation and training, including site grounding. ■ Install where required proper weatherproofing and grounding to ensure safe operation of equipment. ■ Performing all Grounding testing, documenting each network device installation with at least 2 digital pictures and reporting the measured results.
