ABB 1SAP150100R0100 - PM591 CPU (AC500)

The ABB 1SAP150100R0100 is the order code for the PM591 CPU of the AC500 PLC family, described by distributors as a programmable logic controller with 4MB of program memory and 24 VDC supply, with ABB conformity documentation listing it as PM591 for AC500 and recording dimensions of 54 x 76 x 68 mm and weight around 0.15 kg in distributor data. Listings across major distributors show consistent descriptions and stock, and the unit supports large AC500 applications requiring 4MB of memory. Used and new units are offered with warranty. The PM591 mounts on TB5xx terminal bases; network variants (ARCNET, Ethernet) use different order codes.