6ES74211BL010AA0
產(chǎn)品分類: S7-400PLCSIMATIC S7-400,SM 421數(shù)字量輸入模塊,光隔離,32 DI,24V D
SIMATIC S7-400, SM 421DIGITAL INPUT MODULE,OPTIC. ISOLATED, 32 DI, 24V DC
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6ES79023AB000AA0