SIMATIC ET 200SP, DI 8x 24VDC ST, Digital input module, 8 digital inputs, 24 V DC, Input type 3 (IEC 61131), Sink input (PNP/P-reading), Module diagnostics: Short circuit/Sensor supply/Wire break/Supply voltage, Input delay 0.05-20 ms, Colour code: CC01, Suitable for BU type A0