SiemensSimatic S7-1500 6ES7521-1BH10-0AA0

SIMATIC S7-1500 Digital input module, DI 16x24 V DC BA, 16 channels in groups of 16, input delay typ. 3.2 ms, input type 3 (IEC 61131): Delivery incl. front connector Push-in SIMATIC ET 200MP is a modular and scalable I/O system with IP20 for universal use