937 Power Rail System Application Technique

This document describes how the 937 Power Rail System reduces wiring and labor for 937T and 937C Intrinsic Safety modules by eliminating individual 24V DC power and signal monitoring wires. It explains how the power rail supplies power, monitors for lead breakage or short circuits, and enables single I/O point troubleshooting, cutting wire connections by up to 33% and simplifying panel assembly.