National Instruments REM-11120 Getting Started Manual
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National Instruments REM-11120 Getting Started Manual

National Instruments REM-11120 Getting Started Manual

Temperature input module for remote i/o
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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
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.
Do not operate the REM-11120 in a manner not specified in this

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Summary of Contents for National Instruments REM-11120

  • Page 1 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.

  • Page 2: Isolation Withstand Voltages

    Furthermore, any changes or modifications to the product not expressly approved by National Instruments could void your authority to operate it under your local regulatory rules. Preparing the Environment Ensure that the environment in which you are using the REM-11120 meets the following specifications. Operating temperature -25 °C to 60 °C...

  • Page 3: Verifying The Kit Contents

    Refer to the device datasheet on ni.com/manuals for complete specifications. Verifying the Kit Contents Verify that the following items are included in the REM-11120 kit. Figure 1. REM-11120 Kit Contents 1. NI REM-11120 3. Supply voltage connector 2. Bus connector 4.

  • Page 4: Installing Bus Connectors

    White Bus coupler, power module Installing Bus Connectors What to Use • Bus connector • DIN rail What to Do Complete the following steps to install bus connectors on the DIN rail. 4 | ni.com | REM-11120 Getting Started Guide...

  • Page 5: Installing The Module

    What to Use • REM-11120 • Mounted bus connector What to Do Complete the following steps to install the REM-11120 on the DIN rail. REM-11120 Getting Started Guide | © National Instruments | 5...

  • Page 6: Installing Spring-Terminal Blocks

    Note Verify that the bus connector socket aligns with the socket on the underside of the module. 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 contacts.
  • Page 7 24 VDC Table 2. REM-11120 Signal Descriptions Signal Color Description a1, a2 24 VDC (U Analog module supply (internally jumpered) b1, b2 Blue Reference potential of the supply voltage (internally jumpered) REM-11120 Getting Started Guide | © National Instruments | 7...
  • Page 8 Table 3. LED Indicators LED Color LED Pattern Indication Solid The REM-11120 is ready for operation. Green Flashing Data is invalid or unavailable. The REM-11120 cannot communicate with the Green/Yellow Flashing connected devices. 8 | ni.com | REM-11120 Getting Started Guide...
  • Page 9 Normal operation — Channel set to inactive Table 4. Error Status of E1 and E2 LEDs Error E1 LED E2 LED No error Underrange Overrange Supply voltage faulty Parameter table invalid REM-11120 Getting Started Guide | © National Instruments | 9...

  • Page 10: Connecting A Thermocouple

    Figure 5. Differential Temperature Measurement Thermocouple 1 Shield 24 VDC TC+ (0:3) – TC– (0:3) Thermocouple 2 REM-11120 • To determine exact differential temperature, connect two thermocouples in series to one channel. 10 | ni.com | REM-11120 Getting Started Guide...
  • Page 11 TC+ (0:3) – TC– (0:3) REM-11120 Write the cold junction temperature recorded externally by the isothermal block to the first process data output word of the module in your application. REM-11120 Getting Started Guide | © National Instruments | 11...
  • Page 12 ±5 VDC. • For mV sensors, cable lengths of up to 250 m (820 ft.) are possible. • For VDC sensors, use shielded twisted sensor cables no longer than 5 m (16 ft.). 12 | ni.com | REM-11120 Getting Started Guide...

  • Page 13: Connection Guidelines

    For information about fuse ratings for the REM-11120, refer to the device datasheet on ni.com/manuals. • Make sure that devices you connect to the REM-11120 are compatible with the module specifications. • Push the wire into the terminal when using a solid wire or a stranded wire with a ferrule.

  • Page 14: Removing Components

    Removing Components Removing Spring Terminal Blocks Complete the following steps to remove a spring-terminal block from the REM-11120. Press the locking latch to release the spring-terminal block. Tilt the block toward the center of the module. Remove the connector from the module.

  • Page 15: Removing Bus Connectors

    If you want to remove a bus connector in the middle of the system, you must remove any modules or bus connectors following the desired connector or slide them along the DIN rail at least 15.0 mm (0.60 in.). REM-11120 Getting Started Guide | © National Instruments | 15...

  • Page 16: Where To Go Next

    NI corporate headquarters is located at 11500 North Mopac Expressway, Austin, Texas, 78759-3504. NI also has offices located around the world. For telephone support in the United States, create your service request at ni.com/support or dial 1 866 ASK MYNI (275 6964). For 16 | ni.com | REM-11120 Getting Started Guide...
  • Page 17 United States, visit 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 Getting Started Guide | © National Instruments | 17...
  • Page 18 CONTAINED HEREIN AND SHALL NOT BE LIABLE FOR ANY ERRORS. U.S. Government Customers: The data contained in this manual was developed at private expense and is subject to the applicable limited rights and restricted data rights as set forth in FAR 52.227-14, DFAR 252.227-7014, and DFAR 252.227-7015. © 2016 National Instruments. All rights reserved. 376559A-01 Oct16...

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