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Westinghouse 1C31238H01 Compact Contact Input ModuleWestinghouse 1C31238H01 Compact Contact Input ModuleWestinghouse 1C31238H01 Compact Contact Input Module
Westinghouse 1C31238H01 Compact Contact Input Module
Westinghouse 1C31238H01 Compact Contact Input Module
Westinghouse 1C31238H01 Compact Contact Input Module

Westinghouse 1C31238H01 Compact Contact Input Module


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PRODUCT SKU : 1C31238H01

PRODUCT TYPE : Digital I/O Cards

PRODUCT VENDOR : EMERSON


  • 100% Genuine Parts – Risk-Free 30-Day Returns
  • 1-Year Warranty & Expert Support for Every Order

Product Details

Configured for high-density digital signal monitoring in Ovation control platforms, the Westinghouse 1C31238H01 (1C31238H01) provides direct physical execution of 16-channel 24 VDC digital input acquisition with integrated relay output status monitoring.

Hardware Specifications

Parameter Specification
Model 1C31238H01
Brand Westinghouse
Origin Manufacturer-defined
Weight System-dependent
Dimensions 100 mm x 60 mm x 22 mm
Operating Temp -40 deg C to +70 deg C
Power Consumption Low power design
Channels 16 Digital Inputs
Input Voltage 24 VDC
Relay Output 24 VDC at 2 A per channel

Backplane Bus Communication Velocity

The 1C31238H01 module utilizes the Ovation system backplane for deterministic data transmission, ensuring minimal latency between field signal state changes and controller register updates. The module architecture is designed for high-density I/O integration, supporting firmware flash compatibility for system-wide performance optimization and feature set updates. The internal logic monitors the 16 digital inputs with an input impedance of 10 kOhm per channel, effectively suppressing noise while maintaining signal detection sensitivity. The integration of relay output status reporting allows for direct feedback on control action execution.

Frequently Asked Questions

Q: Can the 1C31238H01 be hot-swapped while the Ovation chassis is energized?

A: The module supports hot-swap replacement. Before removing the module, verify that all associated I/O points are inhibited in the control logic to prevent spurious state changes from being processed by the controller.

Q: Is external hardware configuration, such as jumpers, required for this module?

A: No, the 1C31238H01 is fully software-configurable via the Ovation engineering workstation. All channel parameters and input thresholds are managed digitally to prevent physical configuration errors.

Field Installation Guidelines

  1. Inspect the I/O rack slot for alignment and pin integrity before inserting the module.
  2. Seat the module firmly into the chassis to establish reliable contact with the backplane bus interface.
  3. Terminate the 24 VDC digital input field wiring to the terminal assembly, ensuring correct polarity for each channel.
  4. Separate digital signal cabling from high-voltage AC paths to prevent induced interference and signal corruption.
  5. Perform a verification check using the engineering workstation to confirm that all 16 input channels and relay output statuses are mapped and updating correctly in the I/O database.

Additional Information

  • 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
  • 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
  • 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
  • Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
  • Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
  • Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.




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