Manual econ sens3 3-Phase Multifunctional Measuring Instrument with Logging Function Version 3.
Contents 1 General Information .............................................................................................. 1 1.1 About this handbook .................................................................................................. 1 1.2 Required basic knowledge ......................................................................................... 1 1.3 Warnings ...................................................................................................................
Contents Open collector output ........................................................................................................................ 25 Digital output (pulse) ......................................................................................................................... 26 Digital input (pulse input) .................................................................................................................. 27 Input for potential free contact ..............................
Contents 9.1 Adjustment / Calibration........................................................................................... 77 9.2 Cleaning .................................................................................................................. 77 9.3 Firmware update...................................................................................................... 77 9.4 Reset ...........................................................................................................
General Information 1 1 General Information 1.1 About this manual This manual describes the econ sens3 Multifunctional Measuring Instrument. It represents a part of the product and is intended for: - Planners - Operators - Start-up engineers - Service and maintenance personnel. This manual should be read before using the product and should be kept available for reference for the entire life of the product.
General Information 1.3 2 Warnings This handbook contains warnings that must be heeded to ensure the personal safety of the user and to avoid property damage. Warnings regarding personal safety feature a warning triangle (general warning symbol). Information concerning property damage only does not feature a warning triangle.
General Information 1.4 3 Safety symbols on the instrument The documentation should always be consulted if the general warning symbol is shown, as well as the warning symbol for the danger of electric shock. Figure 1: Safety symbols on the instrument 1.5 Explanation of symbols Table 1 shows the safety symbols used on the instrument. Table 1: Explanation of symbols Manual econ sens3 Version 3.
General Information 1.6 4 Intended use of the product Warning ! The econ sens3 3-phasen multifunctional measuring instrument is intended exclusively for recording of electrical values such as voltage, current, output, energy, etc. in building installations and distributing systems. The measured and recorded data can be transmitted over internal interfaces to higher-level systems (e.g. monitoring systems). It is intended for installation in stationary, weather-proof interior spaces.
General Information 1.9 5 Disclaimer The content of this document was compiled with great care and checked for consistency with the product in hardware and software. Nevertheless, discrepancies cannot be ruled out. Therefore, no obligation or warranty of any kind exists with regard to the information contained in this handbook.
Description of the instrument 2 6 Description of the instrument econ sens3 is a compact, versatile energy consumption meter with web interface and memory function. It measures voltage, current, and active and apparent power of the individual phase, as well as the voltage between PE and the neutral conductor. In the calculation of output, econ sens3 can differentiate between generated and consumed power.
Description of the instrument 2.
Scope of delivery and receiving inspection 3 8 Scope of delivery and receiving inspection Scope of delivery for base unit: Scope of delivery for base unit Quantity Art No. 1 241756 1 238281 Description econ sens3 Multifunctional Measurement Instrument (hat-rail module) econ sens3 Connector Kit (consisting of 4 pluggable screw terminals) Accessories available for delivery Art No.
9 Before installation, visually inspect the instrument for the following: - Damage to the packaging - Completeness of the package contents - Visible outer damage to the instrument. Please contact your econ sales partner if one or more of the above conditions are present. Warning! Damaged instruments must not be installed or taken into operation. The result can be serious bodily harm, including death, or property damage.
Assembly 4 10 Assembly 4.1 Tools Flat head screwdriver 4.2 Point of installation The econ sens3 Multifunctional Measuring Instrument is intended for stationary installation in building installations and in distributing systems in enclosed areas. Warning! Operate the instrument only in a safe location. Failure to comply with this rule can result in serious bodily harm, including death, or property damage.
Assembly 4.4 11 Installation space and ventilation To maintain the permissible operating temperature, adequate distances from adjacent components must be kept. Dimensions can be found in the Chapter entitled "Technical Data / Dimension Drawings". Plan additional space for: - Ventilation: The econ sens3 Multifunctional Measuring Instrument corresponds, with its 22.5 mm installation depth to 1.3 subunits. Maintain a distance of 6 mm from neighboring devices on both sides of the instrument.
Assembly 4.5 12 Disassembly Decommissioning Ensure that the instrument was shut down before beginning the disassembly. Tools Flat head screwdriver Disassembly steps Disassembly of the instrument is carried out as shown in Fig. 3. Move the metal base bar downwards against the spring force and swivel the instrument upwards and out of the horizontal position. Then take the instrument down off the top-hat rail.
Connection of the instrument 5 13 Connection of the instrument 5.1 Safety instructions Danger! Dangerous voltages Failure to comply will result in bodily harm, including death, or property damage. Disconnect the system from the power supply before beginning the work. Attention! Incorrect mains voltage can destroy the instrument Ensure that the mains voltage agrees with the voltage specified on the nameplate before connecting the instrument.
Connection of the instrument 5.2 14 Overview of connections All connections of the econ sens3, with the exception of the connection for current measurement (3) and the Ethernet interface (4), are designed as pluggable screw terminals. Warning! Incorrect connection can result in serious bodily harm, including death, or property damage. As a general rule, use ferrules to connect flexible wires. Also ensure that the torques specified for the individual screw terminals are not exceeded or undercut.
Connection of the instrument 5.3 15 Voltage measurement connection 1 Voltage measurement connection Pin No. Name Function 1 L1 Connection for Phase L1 2 L2 Connection for Phase L2 3 L3 Connection for Phase L3 The econ sens3 Multifunctional Measuring Instrument can be used for voltage measurement in TN, TT, and IT systems. The voltage measurement is designed for overvoltage category 300V CATIII (rated surge voltage 4kV).
Connection of the instrument 16 2.) Protection of voltage measurement inputs Caution! Unprotected voltage measurement inputs can lead to damage to the instrument and system. Secure the instrument at all times with an IEC approved 10A fuse, an IEC approved 10A circuit breaker, or additional safety device. 3.) Measuring voltages and measuring currents must originate from the same network. 4.
Connection of the instrument 5.4 17 Supply voltage connection 2 Supply / auxiliary connection Name Pin No. Function 2 N 3 PRN Connection for functional earth (PE) Connection for neutral conductor Connection for neutral conductor to current supply 4 PRL Connection of a phase to current supply 1 Operation of the econ sens3 requires a supply voltage of 100 to 240 VAC. Fig. 6 shows the connection of the supply input to the network.
Connection of the instrument 18 2.) Protection of voltage measurement inputs Caution! Unprotected supply voltage can lead to damage to the instrument and system. Secure the instrument at all times with an IEC approved 1A fuse, an IEC approved 1A circuit breaker, or additional safety device. The connection is a "functional earth" connection. It diverts disturbances that act on the digital I/O and the RJ45 connector. Connect the functional earth to the equipotential bonding bar in the control cabinet.
Connection of the instrument 5.5 19 Current measurement connection Current measurement with the econ sens3 is not performed over transformers but instead over the econ sens3 coils (Rogowski coils) included in the scope of delivery. Installation of the current sensors To install the current sensors (Rogowski coils), place these as shown in Fig. 8 around the conductor to be measured. This can be a cable or also an insulated power rail.
Connection of the instrument 20 Orientation of the coil relative to the current flow If possible, secure the coil around the conductor (cable, insulated power rail, or the like) with a cable tie. Make sure that the coil does not take on too large of a phase displacement (see Fig. 9). With a phase displacement > +/-5° the rel. measuring deviation also increases and thus the rel. deviation of the measured amperage and the resulting computed values (e.g. output).
Connection of the instrument 5.6 21 Ethernet connection The econ sens3 energy consumption meter includes a 100Base-T network connection over which the web interface can be opened. This connection can be directly established with a PC or a node, such as hubs or switches. For this purpose, connect the sens3 to a patch cable (1:1) with your hub/switch or directly to your PC (via crossover cable).
Connection of the instrument 5.7 22 Modbus RTU connection 5 MODBUS RTU connection Pin No. 1 2 3 4 5 Name Alarm 24V BA+ GND Function Input for supply over 24 VDC Data cable B (-) MODBUS RTU Data cable A (+) MODBUS RTU Shared GND connection for A+ and B- Over the Modbus RTU RS485 protocol, the values can be retrieved according to the Modbus submenu in Chapter 8.10. Figure 11: Assignment of Modbus RTU interfaces (here with econ sens3 as gateway) In order to use Modbus RTU, a Modbus master is required.
Connection of the instrument 23 The cable must be terminated with resistors (bus termination) at the beginning and at the end of each segment. For this purpose, a 120 Ω termination resistor should be placed between the A and B cables. To do this with the econ sens3, move the slide switch “Term” on the instrument front to “ON.” The bus length must not exceed 1200 meters.
Connection of the instrument 5.8 24 Multiple I/O connection 6 Multiple I/O connection 4 Name I/O 1 I/O 2 I/O 3 I/O 4 5 IO_GND Pin No.
Connection of the instrument 25 Open collector output The multiple I/O ports of the econ sens3 can be configured as open collector outputs (S0). Fig. 12 shows the circuit diagram for this output configuration. Uvmax = 30V Open collector operation requires an external auxiliary voltage of up to 30 VDC. The maximum current through the Der max. transistor is limited on the hardware side to 20 mA.
Connection of the instrument 26 Digital output (pulse) In the configuration as digital output the I=1,2,5,10,20 mA* instrument supplies an external resistor with a current pulse that is configurable in the software. This can be 1, 2, 5, 10, or a maximum of 20 mA. Select the external resistor in such a way that its voltage dip does not exceed 30 VDC! Figure 14: Digital pulse output Caution! Metal film resistors with a minimum power loss of 0.4 W are recommended as external resistors.
Connection of the instrument 27 Digital input (pulse input) In the “pulse input” configuration, voltage pulses can be fed in from an external device. The input detects pulses with a voltage of 2 VDC and higher and a minimum pulse length of t = 20 ms. The voltage at the pulse input must not exceed 30 VDC. Figure 15: Pulse input Input for potential free contact In the “pulse input” configuration, voltage pulses can be fed in from an external device.
Connection of the instrument 28 Analog output 4 to 20 mA I= 4..20 mA Figure 17: Analog output 4 to 20mA Analog input 4 to 20 mA I= 4..20 mA Figure 18: Analog input 4 to 20mA Analog input 0 to 10V/30 V Figure 19: Analog input 0 to 10V/30V Manual econ sens3 Version 3.
Connection of the instrument 5.9 29 Shielding of connection cables Grounding of the Modbus RTU, multiple I/O port, and Ethernet cables Shielding of connection cables described here applies to all data interfaces of the econ sens3. These are: - Modbus RTU interface - Multiple I/O ports - Ethernet cable. Ethernet cable: A large area of the exposed Ethernet cable shield should be connected to a suitable grounding point at both cable ends with low resistance.
Connection of the instrument 30 Cable routing instructions To minimize disturbances to the instrument or from the instrument to other devices, the shielding / grounding should be routed to a shared grounding point and the cables kept as short as possible. Disturbances can potentially caused by earth or ground loops due to incorrect cable routing. Figure 22 shows one example each of good and poor cable routing.
Connection of the instrument 31 5.10 Connection examples 3-Phase/4-conductor system with any load Figure 23: 3-phase/4-conductor system with any load 3-Phasen/4-Leiter System beliebiger Belastung 3-Phase/3-conductor system with any load Figure 24: 3-phase/3-conductor system with any load Manual econ sens3 Version 3.
Connection of the instrument 32 1-Phase system Figure 25: 1-Phase system Functional grounding at the GND connection of the Modbus clamping point When using the network analysis function of the instrument and to increase measurement accuracy, the secondary-side GND connection must be connected with the protective conductor at the “MODBUS” clamping point. See Fig. 26 in this regard.
Display and control elements 6 33 Display and control elements Figure 27 shows the arrangement of the display and control elements of the econ sens3. Figure 27: Display and control elements of the econ sens3 “TERM On/Off”: Activates/deactivates termination of the Modbus interface. More information on bus termination is found in Chapter 5.7. LED “Link”: Lights up when connection to the network is active. The LED starts blinking as soon as data transfer to/from the instrument occurs.
Initial operation 7 34 Initial operation Necessary conditions: - The instrument has been assembled correctly as described in Chapter 5 - The instrument has been connected in accordance with the possible connection types and taking into consideration the safety measures and technical parameters contained in Chapters 5 and 11 - The Ethernet cable has been connected. Steps for initial operation 1.
Operation and parameterization 8 35 Operation and parameterization Web interface of the econ sens3 8.1 Opening the web interface To open the web interface, enter the IP address of the econ sens3 in the address line of the web browser (Firefox, Internet Explorer, Google Chrome, etc.). The standard network settings of the econ sens3 are as follows: IP address: 169.254.1.1 Subnet mask: 255.255.0.0 In order to open the web interface, ensure that the user PC is in the same network as the econ sens3.
Operation and parameterization 36 Opening the web interface in a network with DHCP server If the econ sens3 is located in a network in which a DHCP server for automatic address allocation is provided, it will automatically assume an address allocated to it from this server. The address that the econ sens3 received can be found on the DHCP server. 8.2 Home menu 1 2 3 4 Figure 29: Home screen of the econ sens3 You will find the following areas and information on the econ sens3 home screen: 1. 2. 3. 4.
Operation and parameterization 8.3 37 Measurement menu The econ sens3 displays the values it measured in the Measurement menu in table format. Fig. 31 shows this table. * Figure 31: Measurement value table of the econ sens3 Displayed are phase L1, L2, L3 voltages and the associated currents, as well as the active and reactive power for each phase and the “power factor” (for purely sinusoidal alternating currents, this corresponds to the generally known cos phi).
Operation and parameterization 38 You can display the voltage and current curves on the three phases as a waveform by going to Waveform Snapshot at the lower left edge of the screen. This will generate and display a one-second snapshot of the waveform (see Fig. 32). This image will be included in the list of events in the PRO version if the Snapshot Option (Events submenu in Chapter 8.10) is activated.
Operation and parameterization 39 “Phase check” installation test routine The econ sens3 has a small installation test routine called “Phase check”. Figure 34: Measurement value table without error message Generally, it is assumed that all measuring coils were installed correctly and the measured load has a power factor of > 0.71 (phase displacement between U and I < 45°). The measurement value table is then displayed for the user as shown in Fig. 34.
Operation and parameterization 40 Warning appears under the “Phase check” buttons. Figure 35: Error message It can be seen in the measurement value table that the power factor of phase 2 has fallen below 0.71 and the phase displacement between U2 and I2 in the “phase angle” graphic shows 125.3°. This is a typical error pattern for the installation error mentioned above. The “Phase check” function provides an indication of this (see Figure 36).
Operation and parameterization 41 Therefore, always ensure correct installation of the measuring coils and their assignment to the voltage path to prevent misunderstandings. 8.4 Analysis menu In the Graphs menu, the measurement results are processed graphically for the user and displayed as a measurement curve. Fig. 37 shows an example of such a measurement curve.
Operation and parameterization 42 In this process, you can choose among the following views: Monthly view: Consumed and generated energy (kWh) per hour Daily view: Consumed and generated energy (kWh) per 15 min Hourly view: Consumed and generated energy (Wh) per minute 15 min view: Consumed and generated energy (Wh) per second. When a value is selected from the tables below the diagram, the values will be loaded into the corresponding view in the diagram.
Operation and parameterization 8.5 43 Input / output menu (LOG version) Figure 38: Start page of the input / output menu The input / output menu is shown when inputs and outputs are configured in the LOG version of the econ sens3. This can be enabled using the options key (see Options submenu in Chapter 8.10). The applied values / impulses of the digital or analog inputs and outputs are displayed in the menu window. Inputs / outputs are configured in the Input / output submenu in Chapter 8.10.
Operation and parameterization 8.6 44 Events menu (PRO version) Figure 39: Start page of the events menu The events menu is used to configure the recording of network events. These are needed within the scope of a network analysis in accordance with EN 50160. This function is optional (PRO version) and activated via the options key, see submenu Options in Chapter 8.10. Further explanations of the individual events can be found in the Events submenu in Chapter 8.10. Manual econ sens3 Version 3.
Operation and parameterization 8.7 45 Export menu In the export menu, various configurations can be made that affect the format and the scope of the data in the export file. Figure 40: Export menu Start and end time are used to define the timing of the exported data. The different increments (second, minute, interval, etc.) are used to define the granularity of the values within the export file. Under data selection, you can determine which data will be exported in the file.
Operation and parameterization 46 Select the menu point “Enable daylight savings/standard time” to insert a column in the export file that adds a daylight savings or standard time designation to the time stamp. The I/O dummy value enables the choice between blank column or 0 value in case of non-signals on or from the I/Os. Floating point numbers can be separated with a period according to the American metric system or with a comma according to the European system.
Operation and parameterization 8.8 47 Contact menu Clicking on the Contact menu takes you automatically to the official website of econ solutions GmbH, http://www.econ-solutions.de, where you will find information on other products from econ-solutions and of course also on the econ sens3. 8.9 Help menu Clicking on the Help menu takes you automatically to the support area of the product website http://www.econ-sens.com, where this handbook and other support tools are available online. 8.
Operation and parameterization 48 You gain access to the submenus by entering your user name and password. Default values are as follows: User name: user Password: pass After login you will be forwarded to the submenus and taken automatically to the Date submenu. General information on saving settings The entire configuration process of the econ sens3 is divided into multiple menus and various input windows.
Operation and parameterization 49 1. Time setting over NTP time server If the econ sens3 is located in a network with available time server with NTP protocol, the instrument can take over the time and date from this server. To do this, activate the selection field Assume time and date from time server. You can define up to four NTP time servers. To do this, enter the IP address or the name of the respective server in the fields NTP Time Server 1 to 4; e.g. ptbtime1.ptb.de or 192.53.103.108.
Operation and parameterization 50 Network submenu In the Network submenu you can make the basic network settings of the econ sens3. Figure 43: Start screen of the network menu Displayed are the network settings according to the DHCP server, if the IP address assignment was made via DHCP. These include the choice between manual assignment of the IP address or assignment of the address via DHCP server. The factory default setting is the function Obtain IP address via DHCP if possible.
Operation and parameterization 51 Electrical submenu The Electrical submenu is used to configure the connection network of the econ sens3. Figure 44: Start screen of the Electrical menu The econ sens3 can be used in various networks; e.g., in 2-wire, 3-wire, and 4-wire networks with any load. The instrument can be used in networks with rated voltages of 120V or higher (e.g. in the USA) and in networks with 230/400 V. The network frequency is 50 Hz.
Operation and parameterization 52 Therefore, you can still choose among the triangle option (three-phase, three-wire network without neutral conductor) and the star option (three-phase, four-wire network with neutral conductor) or a one-phase network. Figure 45: User-defined settings in the Electrical menu The setting for recording interval defines whether you receive 15-minute or 20-minute mean values when exporting the energy consumption data, as described in the Export menu in Chapter 6.
Operation and parameterization 53 Electrical advanced submenu The settings on this page should only be changed if current or voltage transformers are used. At this time, it is possible (on request) to connect econ split current transformers (5A transformers). Additional functions and settings are currently still in development. Figure 46: Electrical advanced submenu Manual econ sens3 Version 3.
Operation and parameterization 54 Input / Output submenu (LOG version) In the input / output submenu the additional interfaces of the sens3 can be activated or deactivated as inputs / outputs. Once you have selected an interface and activated it, various settings must still be made (see Fig. 47). Figure 47: Input / output submenu Digital output Figure 48: Digital output sink Manual econ sens3 Version 3.
Operation and parameterization 55 Function Setting over Modbus Description The value at the output is set or deleted in the Modbus register (see Chapter on Modbus Register). The value at the output is updated in 5 ms intervals. Consumed energy The sens3 sends the amount of consumed energy as number of pulses over the output. The user must define the factor for the number of Wh per pulse. Each pulse is 50 ms long and has a minimum interruption between two pulses of 50 ms.
Operation and parameterization 56 VIPtrak5 sens3 + User Load IO1..4 - External External source Source IOGND Source (pulse output) Setting the output as source applies a current to the output. The consumer connected to it must be connected to the IOGND. The current can be set to 1 mA, 2 mA, 5 mA, 10 mA, or 20 mA. If the output is activated, the user draws the current. VIPtrak5 sens3 IO1..4 + UserLoad IOGND - Digital input Figure 49: Digital input Manual econ sens3 Version 3.
Operation and parameterization 57 If the interface of the sens3 is activated as input, the instrument counts the pulses applied to the input. The pulses can be both voltage-controlled (active) as well as current-controlled (passive). Active pulse (voltage-controlled) The input is controlled by a voltage source. The counter increments on an active high input signal. VIPtrak5 sens3 IO1..4 V IOGND Passive pulse (current-controlled) The sens3 applies a current supply to the input.
Operation and parameterization 58 Vin [V] 2.5V 1.5V Time The input is scanned in 5 ms intervals. The collected scans are debounced and only if 3 consecutive scans are stable will the recognized level be changed. The following image shows the debouncing process. Peaks for the time from one or two scans are filtered out. In Out 5ms Manual econ sens3 Version 3.
Operation and parameterization 59 Analog output Figure 50: Analog output Through setting of the interface as analog output, the sens3 supplies the output with a current between 4 and 20 mA. This current cannot drive any inductive loads or relays. Different functions are available for this: Function Setting over Modbus Description The current on the output is set by the value in the Modbus register. The output is updated in 5 ms intervals.
Operation and parameterization 60 Analog input Figure 51: Analog input The analog input measures currents from 4 to 20 mA on the input contact. Important: the current on the input contact is limited to 21 mA. An electronic fuse protects the input by checking it every 5 seconds. If the current of 21 mA is exceeded, the fuse is opened. If the current is below 21 mA again during the next check, the fuse is closed again. VIPtrak5 sens3 IO1..
Operation and parameterization 61 Events submenu (PRO version) Figure 52: User-defined settings in the Events submenu (PRO version) Over an optional activation key (option key, see Options in Chapter 8.10) the econ sens3 can be expanded to the PRO version. The limiting values for the event recording are executed in this table (Figure 52). Through selection of “Use settings according to EN50160” the limits are set to default values in accordance with the stated standard.
Operation and parameterization 62 The requirements for event recording are described below: Frequency fluctuations The average network frequency is checked every 10 seconds for deviations greater than +/-1% of the nominal frequency. The default values are: lower limit 99% / upper limit 101%. Slow voltage changes The average supply voltage is checked every 10 minutes for deviations greater than +/-10% from the nominal supply voltage. The default values are: lower limit 90% / upper limit 110%.
Operation and parameterization 63 Current limit The currents of the 3 phases are checked for currents above the maximum current range. A waveform for this event is saved. The default value is 3000Arms. Frequency shift The network frequency is checked for sudden changes in frequency of more than 1 Hz of the nominal measurement voltage. A waveform for this event is saved. The default value is 1000mHz. Vector jump The measuring voltages of the 3 phases are checked for whether the voltage angle exceeds 30°.
Operation and parameterization 64 In the Events submenu up to 6 parameters are recorded for each event.
Operation and parameterization 65 Modbus submenu The settings for the Modbus communications option are made in this section. Figure 53: Modbus submenu (Example: Modbus TCP) Modbus settings The setup must be executed over the HTML side. Parameter Modbus interface Modbus address Modbus baud rate Modbus parity Modbus stop bits Modbus port number Modbus TCP delay Modbus RS 485 time-out Modbus event flag min.
Operation and parameterization 66 Modbus register addresses Address range Description Data type 2 to 110 Measurement – current value 32 bit, float 120 to 126 Measurement – current value 32 bit, float 200 to 217 Event flag 1 bit 300 to 340 Event settings 32 bit, integer 400 to 406 System 16 bit, integer 410 to 416 System 32 bit, integer 500 to 510 Event – measured value 32 bit, float 600 to 603 IO measured values 16 bit, integer 1002 to 1110 Measurement – current value 32 bit,
Operation and parameterization 67 i(L3) 34 1034 Current (current value) L3 A p(L1) 36 1036 Active power (current value) L1 kW p(L2) 38 1038 Active power (current value) L2 kW p(L3) 40 1040 Active power (current value) L3 kW q(L1) 42 1042 Reactive power (current value) L1 kvar q(L2) 44 1044 Reactive power (current value) L2 kvar q(L3) 46 1046 Reactive power (current value) L3 kvar s(L1) 48 1048 Apparent power (current value) L1 kVA s(L2) 50 1050 Apparent p
Operation and parameterization Name Register 68 Description Phase Unit i tot 120 Current, total (current value) L1,L2,L3 A p tot 122 Active power, total (current value) L1,L2,L3 kW q tot 124 Reactive power, total (current value) L1,L2,L3 kvar s tot 126 Apparent power, total (current value) L1,L2,L3 kVA Modbus register – current values/counter statuses Part 2 Modbus events (statuses) The following list contains all of the statuses that can be read over the Modbus.
Operation and parameterization 69 Fast voltage changes limit 312 Flicker sharpness level interval 314 Flicker sharpness level limit 316 Voltage dip limit 318 Voltage interruption limit 320 Temporary power frequency overvoltages limit 322 Transient overvoltages limit 324 Voltage asymmetry limit 326 Harmonic voltage limit 328 Current level 330 Frequency shift limit 332 Vector jump limit 334 Neutral conductor – PE voltage drop limit 336 Harmonic current limit 338 Event half-life p
Operation and parameterization 70 Name Register Short term flicker strength Pst L1 500 Short term flicker strength Pst L2 502 Short term flicker strength Pst L3 504 Long term flicker strength Plt L1 506 Long term flicker strength Plt L2 508 Long term flicker strength Plt L3 510 Table - Modbus events measurement register Modbus TCP If the econ sens3 is used as Modbus slave over TCP/IP, the Modbus TCP specification suggests the port number 502 for use. Other values are possible.
Operation and parameterization 71 Language / Measurement Details submenu Various basic settings for the sens3 can be made in the language / measurement details submenu, as explained in the table below: Function Language Phase color Display UU column in “Measurement” Display energy table in “Measurement” Decimal separator Description Sets the language displayed in the sens3 web interface Changes the color used to display the phases in the “Measurement” menu Displays or omits the column with the voltage of
Operation and parameterization 72 The FTP server must be defined in order to use the function. Figure 55: Alarms submenu Manual econ sens3 Version 3.
Operation and parameterization 73 Autosave submenu The Autosave submenu offers the option of having the data exports written to an FTP server or the integrated SD memory card. The files to be saved are first selected; this is performed analogously to the export function (see Export submenu in Chapter 8.6). Additionally, determination is made to save to the SD card or the FTP server. The FTP server must be defined accordingly. Figure 56: Autosave submenu Manual econ sens3 Version 3.
Operation and parameterization 74 Password submenu You can change the password and the user name in the Password submenu. Figure 57: Password submenu The current active user name is shown in the user name field when entering this menu. To change the password or user name, proceed as follows: Enter the new name and password in the user name and password fields and repeat the password in the confirm password field.
Operation and parameterization 75 Settings File submenu The settings of the sens3 instrument can be saved in an XML file with the button “Write settings to file.” The XML configuration file can be selected through “Browse” and uploaded again into the sens3 instrument with “Load file settings.
Operation and parameterization 76 Reset work meter This resets the total counter of the active power of the sens3 and the instrument can be used at a different location. Restart instrument Restarts the econ sens3 (not a reset). Options submenu In the options submenu, the option keys can be used to enable the PRO or LOG expanded versions. The display shows the date (month/year) until which the options are enabled.
Maintenance and Service 9 77 Maintenance and Service 9.1 Adjustment / Calibration The instrument was adjusted / calibrated by the manufacturer prior to delivery. If the required ambient conditions are maintained, no subsequent adjustment is needed. 9.2 Cleaning If necessary, the exterior of the instrument can be cleaned with a dry cloth. Caution! Damage from cleaning agents Cleaning agents can damage the instrument. Do not use any cleaning agents.
Maintenance and Service 9.4 78 Reset The econ sens3 has a four-stage reset logic. If the reset button on the instrument is pressed and held, the LED of the IO 1 begins to flash and sequences consecutively through the other LEDs. Each LED has its own reset functionality that can be seen in the following table. The reset taste should be released when the desired reset stage is reached. LED Reset function IO 1 The instrument is restarted. IO 2 The IP address is reset to the factory default.
Troubleshooting 10 79 Troubleshooting Comprehensive help is available to you in case of problems with the installation or functions of the econ sens3: 10.1 FAQ You can access a list of the most frequently asked questions at http://faq3.econ-solutions.de/. 10.2 Email contact For additional assistance, please contact our support team by email at sens3-support@econsolutions.de. 10.3 RMA In case of an instrument defect, please complete the RMA form (see http://static.econsens.com/de/RMA-Formular.
Technical Data 11 80 Technical Data 11.1 econ sens3 basic instrument Conditions for transport and storage The following information applies to instruments transported and/or stored in their original packaging. -25°C to +70°C 0 to 90% RH Temperature Relative humidity Ambient operating conditions The econ sens3 power meter is intended for weather-protected, stationary operation in enclosed areas. -10°C to +55°C 0 to 75% (non condensing) max.
Technical Data 81 Voltage measurement Protection of the measuring voltage (fuse) 10A Three-phase 4-wire system with nominal voltages up to Three-phase 3-wire system, unearthed, with nominal voltages up to Overvoltage category Rated surge voltage L-N measuring range L-L measuring range Dissolution 277V/400V (+-10%) IT 400V (+-10%) Impedance Power consumption 300V CAT III 4kV 0 to 300Vrms 0 to 520Vrms 0.1V 2.45 (with regard to the measuring range) 3 MOhm/phase approx. 0.
Technical Data 82 Ethernet interface Plug connector: RJ45 (8P8C) Usable cable types 100-Base-TX (Cat 5) Modbus TCP 10/100 Mbit fix Supported protocols Transmission rate MODBUS Function Baud rate [Bd] Supported protocols Max line length [m] 1 master and max. 31 slaves 9600,19200,38400,57600, 115200 (Modbus) Modbus RTU 1200 Connection capacity of the "MODBUS" clamping point Plug connector: pluggable MC 1.5/5-ST terminal screw Rigid, stranded, or fine-wire conductor without ferrule [mm²] 0.14 1.
Technical Data 83 Multiple I/O Open collector output max. 30 VDC max. 20 mA DC 10 Hz Switching voltage Switching current Maximum switching frequency Digital input 2 VDC 30 VDC 20 ms Minimum voltage Maximum voltage Minimum pulse length Input for potential-free contact Minimum pulse length 20 ms Analog voltage input Switching voltage max. 30 VDC Connection capacity of the “multiple I/O” clamping point Plug connector: pluggable MC 1.
Technical Data 84 Dimensions in mm Figure 63: Dimensions Figure 64: Distance to neighboring devices Manual econ sens3 Version 3.
Technical Data 85 11.2 econ sens3 measuring coils Mechanical Total coil length Measurable cable diameter Maximum bend radius Length of connecting cable Coil 200 Coil 400 [mm] [mm] [mm] [m] 200 40 400 65 [Arms] 3 to 400 35 2 Electrical Measuring range 3 to 3000 11.3 Storage capacity of the measurement data memory The econ sens3 has 4 GB of internal data memory. This storage capacity is adequate to record 1minute values over a period of 39 days.
Appendix 12 86 Appendix 12.
Appendix 87 L3 Pactiveavg L3 average active power L3 Qreactiveavg L3 average reactive power L3 Pactiveposavg L3 average active power consumption Qreactive total avg Total average reactive power (over L1, L2, L3) N Urmsavg Average neutral conductor voltage N Urms min Minimum neutral conductor voltage N Urmsmax Maximum neutral conductor voltage 12.2 Revision History Revision 3.
