SIMATIC S7-1200 SM 1223, DI 8x24 V DC, DQ 8x relay SIMATIC S7-1200, Digital I/O SM 1223, 8 DI/8 DO, 8 DI 24 V DC, Sink/Source, 8 DO, relay 2 A 6ES72231PH320XB0Net Weight - 0.22kgCountry of Origin- CNTime delay at signal exchange- 0.2 MilisecondsWidth- 45 mmHeight- 100 mmDepth- 75 mmInput current at Signal 1- 4 MilliampereNumber of Digital Inputs- 8Number of Digital Outputs- 8Output Current- 2 Ampere