Siemens 6ES7131-6BF01-0BA0 SIMATIC ET 200SP, Digital input module, DI 8x 24 V DC standard, type 3 (IEC 61131), sinking input, (PNP, read P), Packaging unit: 1 piece, fits BU type A0, color code CC01, input delay time 0.05…20 ms, Module diagnostics for: sensor supply short circuit, wire break, supply voltage