SiemensSimatic S7-1500 6ES7521-1FH00-0AA0

SIMATIC S7-1500, digital input module DI 16x230 V AC BA, 16 channels in groups of 4: Input delay 20 ms: Input type 1 (IEC 61131): Front connector (screw terminals or push-in) to be ordered separately SIMATIC ET 200MP is a modular and scalable I/O system wi