Honeywell 51401570-100 PWB Keyboard Interface Board

The 51401570-100 is a printed wiring board (PWB) keyboard interface module manufactured by Honeywell for operator interface hardware. Designed to support both ABCDE and QWERTY keypad layouts, this interface board processes operator inputs and serves as a direct functional replacement for legacy part number 51400972-100 within human-machine interface (HMI) assemblies.

Interface Configuration and Compatibility

The module functions within HMI, MMI, and OIT operator stations, translating physical keystrokes into system-compatible communication signals. Its dual-layout support accommodates specific operator preference configurations while maintaining drop-in compatibility with earlier 51400972-100 hardware versions.

Frequently Asked Questions

Q: Which legacy part number does the 51401570-100 interface board replace?

A: This board directly replaces the earlier 51400972-100 interface module.

Q: What keyboard layouts are supported by this interface board?

A: The board supports both ABCDE and QWERTY operator keypad configurations.