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RX3i MDL646 Digital I/O

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SKU 2176065  UPC 0941354994396


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7 In Stock

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Other Available Revisions for the IC694MDL646 IC694MDL646AIC694MDL646-LT

Common misspellings:
  • 1C694MDL646
  • IC69AMDL646
  • IC694MD1646
  • IC694MDL6A6
  • IC694MDL646

Product Description

The IC694MDL646 is a 16-Point, 24 Volt DC, Positive/Negative Logic, Input module of the GE Fanuc RX3i Series. This module provides 16 input points in 1 group with a common power input terminal.  The ON and OFF response times for this module are typically 1 msec.  See specifications for this unit on IC694MDL646's website page..

Technical Specifications

Rated Voltage: 24 volts DC
# of Inputs: 16 (1 group)
Freq: N/A
Input Current: 7 mA
Input Voltage Range:   0 to +30VDC 
Power Consumption:   80 mA from 5V bus, 125 mA from 24V supply



Technical Information


Rated Voltage

24 Vdc

Input Voltage Range

0 to +30 Vdc

Inputs per Module

16 (one group with a  single common)

Isolation: Field to Backplane (optical) and to  frame ground

250 Vac continuous; 1500 Vac for one minute

Input Current

7 mA (typical) at rated voltage

Input  Characteristics


On–state Voltage

11.5 to 30 Vdc

Off–state Voltage

0 to +5 Vdc

On–state Current

3.2 mA minimum

Off–state Current

1.1  mA maximum

On  response Time

1 ms typical

Off  response Time

1 ms typical

Power  Consumption: 5Vdc

80 mA (all inputs on) from 5Vdc bus on backplane

Power  Consumption: 24Vdc18

125 mA from the Isolated 24Vdc backplane bus or from user supplied power


Troubleshooting IC694MDL646

Troubleshooting information is available on IC694MDL646's website page; it also includes a datasheet user-manual and a wiring diagram.


Repair your IC694MDL646

PDF Supply can repair your IC694MDL646 in 3-5 business days. And PDF Supply stands by all of its repairs with a 1 year customer satisfaction warranty.


Customer Questions and Answers

  • Question:  What is an IC694MDL646?  Answer:  The IC694MDL646 is a 16-Point, Positive/Negative Logic, 24 VDC, Input module from the GE Fanuc RX3i Series. 
  • Question:  What does IC694MDL646 provide?  Answer:  This module provides 16 input points in 1 group with a common power input terminal. 
  • Question:  What are the response times of this module?  Answer:  The ON and OFF repsonse times for this module are typically 1 msec.
  • Question:  How can the module be wired?  Answer:  This input module can be wired for either positive or negative logic.
  • Question:  With what are the input characteristics compatible?  Answer:  The input characteristics are compatible with a wide range of input devices, such as pushbuttons, limit switches, and electronic proximity switches. 
  • Question:  Current into an input point results in what?  Answer:  Current into an input point results in a logic 1 in the input status table (%I).
  • Question:  By what power do field devices operate?  Answer:  Power to operate field devices can be supplied by the user.
  • Question:  Sixteen green LEDs indicate what?  Answer:  Sixteen green LEDs indicate the ON/OFF status of points 1 through 16. 
  • Question:  The blue bands on the label let you know what?  Answer:  They let you know that IC694MDL646 is a low-voltage module.
  • Question:  Into what slot can IC694MDL646 be installed?  Answer:  This module can be installed in any I/O slot of an RX3i system. 
  • Question:  What should I do if my IC694MDL646 is not working properly?  Answer:  Your IC694MDL646 may need repair

For more information on the IC694MDL646 16-Point, Positive/Negative Logic, 24 VDC, Input Module of the GE Fanuc RX3i Series, please see the Datasheet User-Manual.

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