The CR-P/M 42 plug-in module is a pluggable function module for the CR-P and CR-M range sockets. This module provides reverse polarity protection/free wheeling diode and a red LED indication. The rated control supply voltage is 6-24 V DC.
Catalog description
CR-P/M 42 Pluggable module diode and LED red, 6-24VDC, A1+, A2-