Mô đun ngõ vào và ra số

Tên gọi	Mã hàng	Mô tả
S7-400 digital input SM 421, 16 DI, UC 24 - 60 V	6ES7421-7DH00-0AB0	SIMATIC S7-400, digital input SM 421, isolated 16 DI; UC 24 - 60 V, alarm, diagnostics
S7-400 digital input SM 421, isolated 16 DI; 24 V DC	6ES7421-7BH01-0AB0	SIMATIC S7-400, digital input SM 421, isolated 16 DI; 24 V DC with 0.05 ms input delay alarm, diagnostics
S7-400 digital input SM 421, isolated 16 DI; UC 120/230V	6ES7421-1FH20-0AA0	SIMATIC S7-400, digital input SM 421, isolated 16 DI; UC 120/230V Inputs according to IEC1131-2 Type 2
S7-400 digital input SM 421, isolated 32 DI; 120 V DC/AC	6ES7421-1EL00-0AA0	SIMATIC S7-400, digital input SM 421, isolated 32 DI; 120 V DC/AC
S7-400 digital input SM 421, isolated 32 DI; 24 V DC	6ES7421-1BL01-0AA0	SIMATIC S7-400, digital input SM 421, isolated 32 DI; 24 V DC
S7-400, digital output SM 422, isolated 32 DO; 24 V DC,	6ES7422-7BL00-0AB0	SIMATIC S7-400, digital output SM 422, isolated 32 DO; 24 V DC, 0.5 A with 0.15 ms output delay, diagnostics
S7-400, digital output SM 422, isolated 16 DO; 5..230 V AC, 5 A relay	6ES7422-1HH00-0AA0	SIMATIC S7-400, digital output SM 422, isolated 16 DO; 5..230 V AC, 5 A relay
S7-400, digital output SM 422, isolated 16 DO; 120/230 V AC, 2 A	6ES7422-1FH00-0AA0	SIMATIC S7-400, digital output SM 422, isolated 16 DO; 120/230 V AC, 2 A
S7-400, digital output SM 422, isolated 32 DO; 24 V DC, 0.5 A	6ES7422-1BL00-0AA0	SIMATIC S7-400, digital output SM 422, isolated 32 DO; 24 V DC, 0.5 A
S7-400, digital output SM 422, isolated 16 DO; 24 V DC, 2 A	6ES7422-1BH11-0AA0	SIMATIC S7-400, digital output SM 422, isolated 16 DO; 24 V DC, 2 A
SIPLUS S7-400 SM 421 32DI	6AG1421-1BL01-2AA0	SIPLUS S7-400 SM 421 32DI based on 6ES7421-1BL01-0AA0 with conformal coating, -25…+60 °C,
SIPLUS S7-400 SM 422 32DA	6AG1422-1BL00-2AA0	SIPLUS S7-400 SM 422 32DA based on 6ES7422-1BL00-0AA0 with conformal coating, -25…+60 °C,