ABB 1MRK002246-BD Numeric Processing Module 100% Brand NewABB 1MRK002246 BD DC Digital Input Module Product Description The ABB 1MRK002246 BD is a DC digital input module designed to interface with external mechanical contacts and digital electrical signal processors. It converts electrical signals from field devicessuch as transfer switches, limit switches, proximity switches, temperature sensors, solenoid coils, and valve actuatorsinto a level signal that can be processed by a CPU. This module is essential