SIMATIC S7-1200, Digital I/O SB 1223, 2 DI/2 DQ, 24 V DC 200 kHz
SIMATIC S7-1200, Digital output SM 1222, 8 DO, 24 V DC, transistor 0.5 A
SIMATIC S7-1200, Digital output SM 1222, 16 DO, relay 2 A
SIMATIC S7-1200, Digital output SM 1222, 16 DO, 24 V DC, transistor 0.5 A