SM 321 – MODULO DE EXPANSION DE ENTRADA DIGITAL, 16DI, 120/230VAC, 1X20P, P/ S7-300
SM 321 – MODULO DE EXPANSION DE ENTRADA DIGITAL, 16DI, 120/230VAC, 1X20P, P/ S7-300
SM 321 – MODULO DE EXPANSION DE ENTRADA DIGITAL, 16DI, 120/230VAC, 1X20P, P/ S7-300