Controller, MicroLogix, 24 24 Volt DC Inputs, 8 Relay, 8 FET 24 Volt DC Outputs, Redundant RS-232 PortMicroLogix 1100 controllers expand by using the same 1762 I/O platform as MicroLogix 1200 controllers. The 1762 I/O expansion modules provide superior functionality in a small sized low-cost package. A variety of modules complement and extend the capabilities of MicroLogix 1100 controllers by maximizing the flexibility of I/O count and type