6ES73211FH009CJ0

SIMATIC S7-300,數(shù)字量輸入M 321,光電隔離,16 DI,120/230V AC,20
SM321 EXTEND MODULE (6ES73211FH000AA0) SIMATIC S7-300, DIGITAL INPUTSM 321, OPTICALLY ISOLATED16 DI, 120/230V AC, 1 X 20 PIN AND SIMATIC S7-300, FRONT CONNECTOR(6ES73921CJ000AA0)FOR SIGNAL MODULESFASTCONNECT,(INSUL. PIERC. CLAMPS), 20-PIN
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