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Field Interface Board FAQ

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Field Interface Board FAQ

Below are the main benefits of passive interface modules.

  •  It simplifies the system wiring
  • Save time and cost of the system.
  •  Faster troubleshooting and easy maintenance
  •  Reduce wiring complexities and errors.
  •  Easy for future extension

Below are the main benefits of PLC/DCS interface Modules/Isolated Modules.

  • To Isolate expensive control system from Field Faults
  • Eliminates Ground loop problems
  • Channel to Channel Isolation
  • Channel to Channel separately configurable
  • Provide all range on signal conditioning
  • Translate Signal level
  • Match Impedance between Signal Source and Load
  • Amplify/Attenuate Signal
  • Isolate High Voltage for safe operation
  • Provide high CMRR

Main advantages of Modular wiring solution are as mentioned below:-

  • Reduce space
  • Time saving
  • Less dependability
  • Man hour reduction
  • Engineering optimization
  •  Fast tractability
  • Error Free Wiring

Conventional Wiring vs Modular Wiring Advantages

Below are the major applications of FIMs.

  • PLC/DCS control panel
  • Line automation control panel
  • Process plant control panel
  • Temperature Measurement system
  • Power plant control panels
  • Utility control & monitoring
  • Field sensor interfacing

Passive FIMs having protection like PTC, MOV and fuse etc.

At field side screw termination or push termination and at PLC side D type termination or FRC cable

For Analog Input : 3 way Galvanic isolation bet. Input, Output and power

For Analog Output : 3 way Galvanic isolation bet. Input, Output and power

For Digital Input : 3 way Galvanic isolation bet. Input, Output and power

For Digital Input : Optical Isolation from Input to Output (Option)

For Digital Output : Input to Output Isolation

The following causes are possible.

Please check: Is the correct input type being used for the Temperature Sensor?

(Check the Temperature Sensor input type setting)

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