Installation Instructions ControlLogix™ Voltage/Current Input Module Catalog Number 1756-IF16 To: See page: Obtain a User Manual 1 Identify the Module Components 6 Note the Power Requirements 6 Install the Module 7 Key the Module and Removable Terminal Block/Interface Module 8 Wire the Module 12 Assemble the Removable Terminal Block and the Housing 16 Install the Removable Terminal Block onto the Module 16 Check the Indicators 17 Remove the Removable Terminal Block from the Module 18
ControlLogix™ Voltage/Current Input Module Important User Information Because of the variety of uses for the products described in this publication, those responsible for the application and use of these products must satisfy themselves that all necessary steps have been taken to assure that each application and use meets all performance and safety requirements, including any applicable laws, regulations, codes and standards.
ControlLogix™ Voltage/Current Input Module 3 Environment and Enclosure ATTENTION ! This equipment is intended for use in a Pollution Degree 2 industrial environment, in overvoltage Category II applications (as defined in IEC publication 60664-1), at altitudes up to 2000 meters without derating. This equipment is considered Group 1, Class A industrial equipment according to IEC/CISPR Publication 11.
ControlLogix™ Voltage/Current Input Module Removal and Insertion Under Power WARNING ! When you insert or remove the module while backplane power is on, an electrical arc can occur. This could cause an explosion in hazardous location installations. Be sure that power is removed or the area is nonhazardous before proceeding. Repeated electrical arcing causes excessive wear to contacts on both the module and its mating connector.
ControlLogix™ Voltage/Current Input Module 5 IMPORTANT When using this product, also consider the following: · This equipment is not resistant to sunlight or other sources of UV radiation. · The secondary of a current transformer shall not be open-circuited when applied in Class I, Zone 2 environments. · Equipment of lesser Enclosure Type Rating must be installed in an enclosure providing at least IP54 protection when applied in Class I, Zone 2 environments.
ControlLogix™ Voltage/Current Input Module Identify the Module Components You received the following components with your order: · 1756-IF16 module · Removable Terminal Block (RTB) door label If you did not receive these components, contact your local distributor Rockwell Automation sales office. This module mounts in a 1756 chassis and uses a separately-ordered RTB or a Bulletin 1492 Interface Module (IFM)(1) to connect all field-side wiring.
ControlLogix™ Voltage/Current Input Module 7 Install the Module You can install or remove the module while chassis power is applied. WARNING ! When you insert or remove the module while backplane power is on, an electrical arc can occur. This could cause an explosion in hazardous location installations. Be sure that power is removed or the area is nonhazardous before proceeding. 1. Align the circuit board with the top and bottom chassis guides. Printed Circuit Board 20861–M 2.
ControlLogix™ Voltage/Current Input Module Key the Module and Removable Terminal Block/Interface Module Use the wedge-shaped keying tabs and U-shaped keying bands to prevent connecting the wrong wires to your module. Key positions on the module that correspond to unkeyed positions on the RTB. For example, if you key the first position on the module, leave the first position on the RTB unkeyed. 1. To key the module, insert the U-shaped band, as shown. U-shape d bands 20850–M 2.
ControlLogix™ Voltage/Current Input Module 9 Wire the Removable Terminal Block Wire the RTB with a 1/8 inch (3.2mm) maximum flat-bladed screwdriver before installing it onto the module. WARNING ! When you connect or disconnect the Removable Terminal Block (RTB) with field side power applied, an electrical arc can occur. This could cause an explosion in hazardous location installations. Make sure that power is removed or the area is nonhazardous before proceeding.
ControlLogix™ Voltage/Current Input Module If you cannot ground at the field device, follow these steps: 1. Prepare one end of the cable as shown in step 1. 2. Ground at an earth ground on the chassis as shown below.We recommend grounding the drain wire at the field-side. If you cannot ground at the field-side, ground at an earth ground on the chassis as shown. Connect the drain wire to a chassis mounting tab.
ControlLogix™ Voltage/Current Input Module 11 2. Connect the insulated wires to: · the RTB (as shown below) if the cable is grounded at the field device. or · the field device if the cable is grounded at the chassis. Spring Clamp RTB Cage Clamp RTB 1. Strip 7/16 inch (11mm) maximum length of wire. 1. Strip 3/8 inch (9.5mm) maximum length of wire. 2. Insert the screwdriver into the inner hole of the RTB. 2. Insert the wire into the open terminal. 3.
ControlLogix™ Voltage/Current Input Module Wire the Module You can only connect wiring to your module through an RTB or IFM. The example below shows how to wire the module.
ControlLogix™ Voltage/Current Input Module 13 1756-IF16 Differential voltage wiring example Channel 0 + – Shield ground Channel 3 + – Shield ground IN-0 IN-1 2 1 4 3 i RTN-0 i RTN-1 IN-2 6 5 i RTN-2 IN-3 8 7 i RTN-3 RTN IN-4 IN-5 IN-6 IN-7 IN-8 IN-9 10 9 RTN i RTN-4 i RTN-5 i RTN-6 i RTN-7 i RTN-8 i RTN-9 IN-10 IN-11 RTN IN-12 IN-13 24 23 32 31 i RTN-10 i RTN-11 RTN i RTN-12 i RTN-13 IN-14 34 33 i RTN-14 IN-15 36 35 i RTN-15 12 11 14 13 16 15 18 17 20 19 22 21 26 25 28 27
ControlLogix™ Voltage/Current Input Module 1756-IF16 Single-ended current wiring example i Shield ground 2-Wire Transmitter i A IN-0 IN-1 2 1 4 3 i RTN-0 i RTN-1 IN-2 6 5 i RTN-2 IN-3 8 7 i RTN-3 RTN IN-4 IN-5 IN-6 IN-7 IN-8 IN-9 10 9 RTN i RTN-4 i RTN-5 i RTN-6 i RTN-7 i RTN-8 i RTN-9 IN-10 IN-11 RTN IN-12 IN-13 24 23 32 31 i RTN-10 i RTN-11 RTN i RTN-12 i RTN-13 IN-14 34 33 i RTN-14 IN-15 36 35 i RTN-15 12 11 14 13 16 15 18 17 20 19 22 21 26 25 28 27 30 29 Jumper wire
ControlLogix™ Voltage/Current Input Module 15 1756-IF16 Single-ended voltage wiring example + – Shield ground + – Shield ground 2 1 4 3 i RTN-0 i RTN-1 IN-2 6 5 i RTN-2 IN-3 8 7 i RTN-3 RTN IN-4 IN-5 IN-6 IN-7 IN-8 IN-9 10 9 RTN i RTN-4 i RTN-5 i RTN-6 i RTN-7 i RTN-8 i RTN-9 IN-10 IN-11 RTN IN-12 IN-13 24 23 32 31 i RTN-10 i RTN-11 RTN i RTN-12 i RTN-13 IN-14 34 33 i RTN-14 IN-15 36 35 i RTN-15 IN-0 IN-1 12 11 14 13 16 15 18 17 20 19 22 21 26 25 28 27 30 29 40915-M NOTES
ControlLogix™ Voltage/Current Input Module Assemble the Removable Terminal Block and the Housing 1. Align the grooves at the bottom of the housing with the side edges of the RTB. Groove Side edge of the RTB Groove Strain relief area Side edge of the RTB 2. Slide the RTB into the housing until it snaps into place.
ControlLogix™ Voltage/Current Input Module 17 Check the Indicators The indicators show CAL status (green) and a bi-colored LED for module "OK" (red/green). ANALOG INPUT CAL OK 20962-M During power up, an indicator test is done and the following occurs: · The "OK" indicator turns red for 1 second and then turns to flashing green if it has passed the self-test.
ControlLogix™ Voltage/Current Input Module Remove the Removable Terminal Block from the Module If you need to remove the module, you must remove the RTB first. WARNING ! When you insert or remove the module while backplane power is on, an electrical arc can occur. This could cause an explosion in hazardous location installations. Be sure that power is removed or the area is nonhazardous before proceeding. Before removing the module, you must remove the RTB. 1.
ControlLogix™ Voltage/Current Input Module 19 1756-IF16 Specifications Number of Inputs Module Location Backplane Current Power Dissipation within Module Thermal Dissipation Input Range and Resolution Data Format Input Impedance Voltage Current Open Circuit Detection Time Overvoltage Protection Normal Mode Noise Rejection(1) Common Mode Noise Rejection Calibrated Accuracy at 25°C Gain Drift with Temperature Input Offset Drift with Temp. Module Error over Full Temp.
ControlLogix™ Voltage/Current Input Module Module Scan Time for All Channels (Sample Rate Module Filter Dependent) RTB Screw Torque (Cage clamp) Module Keying (Backplane) RTB Keying Field Wiring Arm and Housing Environmental Conditions Operating Temperature Storage Temperature Relative Humidity Vibration Shock Emissions ESD Immunity Radiated RF Immunity EFT/B Immunity 16 pt single ended - 16-488ms 8 pt differential - 8-244ms 4 pt differential - 5-122ms 4.4 inch-pounds (0.
ControlLogix™ Voltage/Current Input Module 21 Surge Transient Immunity Conducted RF Immunity Enclosure Type Rating Conductors Wire Size Category Screwdriver Width for RTB Certifications (when product is marked) IEC 61000-4-5: +2kV line-earth (CM) on shielded ports IEC 61000-4-6: 10Vrms with 1kHz sine-wave 80%AM from 150kHz to 80MHz None (open-style) #22 to #14 AWG (0.324 to 2.08 sq. mm) stranded (2) 3/64 inch (1.2mm) insulation maximum 2(3), (4) 1/8 inch (3.
ControlLogix™ Voltage/Current Input Module The following information applies when operating this equipment in hazardous locations: Informations sur l’utilisation de cet équipement en environnements dangereux : Products marked “CL I, DIV 2, GP A, B, C, D” are suitable for use in Class I Division 2 Groups A, B, C, D, Hazardous Locations and nonhazardous locations only. Each product is supplied with markings on the rating nameplate indicating the hazardous location temperature code.
ControlLogix™ Voltage/Current Input Module 23 Notes: Publication 1756-IN039D-EN-P - February 2003
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