Article Number (Market Facing Number)：6ES72231PH320XB0 | 6ES72231PH320XB0
Product Description：SIMATIC S7-1200, Digital I/O SM 1223, 8 DI/8 DO, 8 DI 24 V DC, Sink/Source, 8 DO, relay 2 A
Product family：SM 1223 digital input/output modules
Product Lifecycle (PLM)：PM300:Active Product