SB 1221 digital input modules

6ES7221-3AD30-0XB0
SIMATIC S7-1200, Digital input SB 1221, 4 DI, 5V DC 200kHz, Sourcing input

6ES7221-3BD30-0XB0
SIMATIC S7-1200, Digital input SB 1221, 4 DI, 24 V DC 200 kHz, Sourcing input

SB-1221 Prouct Information