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 PM645A 3BDS005799R1 CPU Processor Unit Introduction The ABB PM645A (3BDS005799R1) CPU Processor Unit is a high-availability industrial controller module designed for ABB Advant Master and related distributed control system (DCS) architectures. It is engineered for redundant and *Your Name: *Your Email: *Your Name: *Vdcode: Submit