EMX Industries, Inc. Tech support: 216-834-0761 6/8
IRB-RET_Rev2.0_080619 technical@emxinc.com
Wiring Diagram A: Normally Closed Wiring Diagram B: 10K Resistive Termination*
*If using the IRB-RET in an application that
does not require UL325 monitoring across the
normally open contact, it is possible to disable
the 10K resistor by moving the 10K jumper to
pins 1 and 2.