If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. ABB 1MRK001608-AAr02 Binary Input/Output Modules Introduction The ABB 1MRK001608-AAr02 Binary Input/Output Module is a compact industrial communication and control interface designed to manage reliable digital signal exchange between field devices and ABB automation systems. It is commonl *Your Name: *Your Email: *Your Name: *Vdcode: Submit