PLC-3 Series 1775

The PLC-3 Series 1775 is a family of Allen Bradley programmable logic controller components built around the PLC-3 processor platform. It includes processor modules, microprocessors, and complete PLC-3/10 processors available in memory configurations from 16K through 128K, along with the memory modules themselves in RAM and core variants ranging up to 256K.

The series also covers the supporting hardware needed to build and expand a PLC-3 system, including chassis, expansion chassis, replacement chassis, chassis doors, and rack assemblies.

Product Types in This Series

• Processors and microprocessors — PLC-3/10 processors and processor modules in multiple memory sizes
• Memory modules — RAM and core memory from 16K to 256K
• Communication and interface modules — comm modules, memory comm modules, and interface adapters
• I/O and scanner modules — I/O scanner modules and scanner/communication modules
• Chassis and racks — processor, expansion, and replacement chassis with doors
• Power supplies — rack and standalone power supply units

All products in this series are manufactured by Allen Bradley and share the 1775 catalog prefix, making them compatible components within PLC-3 control systems.