The Allen-Bradley 1747-L532 is a SLC 500 Series CPU Processor Unit, specifically the SLC 5/03 central processing unit. It provides 16K memory for program and data and supports up to 4,096 I/O points in a typical SLC 500 configuration. The module includes DH-485 and RS-232 serial communication ports for programming, monitoring, and networking with other controllers and devices. As a Series C CPU, it is designed for use with 1747 backplanes and is compatible with the 1747-L531, 1747-L532, and 1747-L533 processor slots within SLC 500 systems.
