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GETTING STARTED GUIDE

NI REM-11120

Temperature Input Module for Remote I/O

This document explains how to connect to the REM-11120.

Note

 

The guidelines in this document are specific to the REM-11120. The other

components in the system might not meet the same safety ratings. Refer to the
documentation for each component in the system to determine the safety and EMC
ratings for the entire system.

Caution

 

Do not operate the REM-11120 in a manner not specified in this

document. Product misuse can result in a hazard. You can compromise the safety
protection built into the product if the product is damaged in any way. If the product
is damaged, return it to NI for repair.

Summary of Contents for REM-11120

Page 1: ...might not meet the same safety ratings Refer to the documentation for each component in the system to determine the safety and EMC ratings for the entire system Caution Do not operate the REM 11120 in...

Page 2: ...romagnetic environment This product is intended for use in industrial locations However harmful interference may occur in some installations when the product is connected to a peripheral device or tes...

Page 3: ...g the device ground yourself using a grounding strap or by holding a grounded object such as your computer chassis 1 Touch the antistatic package to a metal part of the computer chassis 2 Remove the d...

Page 4: ...ED indicators Table 1 Module Function Labels Label Color Module Function Blue Digital input Red Digital output Green Analog input thermocouple Yellow Analog output White Bus coupler power module Insta...

Page 5: ...ve the preceding module before installing additional bus connectors 3 Repeat Steps 2 and 3 for additional bus connectors Installing the Module Note For best performance NI recommends installing temper...

Page 6: ...the underside of the module 2 Press the REM 11120 directly onto the bus connector and DIN rail until it clicks into place Caution Tilting the module when mounting it on the DIN rail will damage the c...

Page 7: ...C 24 VDC GND GND a1 a2 b2 b1 Table 2 REM 11120 Signal Descriptions Signal Color Description a1 a2 Red 24 VDC UA Analog module supply internally jumpered b1 b2 Blue GND Reference potential of the suppl...

Page 8: ...ge input 5 V 20 to 23 TC0 to TC3 Thermocouple 30 to 33 TC0 to TC3 Thermocouple Figure 3 REM 11120 LEDs 30 20 10 00 32 22 12 02 31 21 11 01 33 23 13 03 D UA E1 E2 Table 3 LED Indicators LED LED Color L...

Page 9: ...to analog output module present Off No supply to analog output modules E1 Red Solid Supply voltage is faulty Off Supply voltage is present E2 Red Solid I O or channel error has occurred Off No error 1...

Page 10: ...4 Absolute Temperature Measurement 24 VDC TC 0 3 TC 0 3 Thermocouple REM 11120 x4 a1 a2 b1 b2 Each channel can connect to a separate thermocouple Internal cold junction compensation determines the me...

Page 11: ...or to the isothermal block using a Pt 100 input of connector 1 or 2 Figure 7 Cold Junction Compensation with Temperature Specification 24 VDC TC 0 3 TC 0 3 Thermocouple REM 11120 x4 a1 a2 b1 b2 Isothe...

Page 12: ...near VDC Voltage Connection 24 VDC AI AI 5 V Source REM 11120 x4 a1 a2 b1 b2 Connect sensors to each channel which supply a linear voltage in ranges of 100 mV or 5 VDC For mV sensors cable lengths of...

Page 13: ...a solid wire or a stranded wire with a ferrule Open the terminal by pressing a screwdriver into the spring lever when using a stranded wire without a ferrule Use encapsulated thermocouples Always conn...

Page 14: ...onnector from the module Removing the REM 11120 Remove all connections before removing the REM 11120 either by disconnecting the cables or removing the spring terminal block What to Use Flathead Screw...

Page 15: ...ector 1 3 2 1 Slide the bus connector away from the preceding bus connector at least 5 0 mm 0 20 in 2 Insert the screwdriver and loosen both latches on one side of the DIN rail 3 Rotate the bus connec...

Page 16: ...rs Visit ni com services for NI Factory Installation Services repairs extended warranty and other services Visit ni com register to register your NI product Product registration facilitates technical...

Page 17: ...it the Worldwide Offices section of ni com niglobal to access the branch office websites which provide up to date contact information support phone numbers email addresses and current events REM 11120...

Page 18: ...party legal notices in the readme file for your NI product Refer to the Export Compliance Information at ni com legal export compliance for the NI global trade compliance policy and how to obtain rel...

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