PLC-5/20C ControlNet 1.25 Processor, 16K; Maximum Total I/O: 512 (any mix); 512 in and 512 out (Complimentary); Program Scan Time: 0.5 ms per K word (bit logic), 2 ms per K word (typical); 1 Serial Port, 1 Coprocessor Port, Maximum Number of MCPs: 16
