Tshooj Naj Npawb (Market Facing Number) 6ES7221-3AD30-0XB0
Yam khoom SIMATIC S7-1200, Digital input SB 1221, 4 DI, 5V DC 200kHz, Sourcing input
Cov khoom siv tsev neeg SB 1221 digital input modules
Siemens S7-1200 PLC module 6 tx7221-3 AD30-0 xwb0