6ES73211BH029BJ0

SIMATIC S7-300廣泛認同,數(shù)字量輸入M 321作用,光電隔離,16DI拓展,24 V DC滿意度,20
SM321 EXTEND MODULE (6ES73211BH020AA0) SIMATIC S7-300, DIGITAL INPUTSM 321, OPTICALLY ISOLATED,16DI, 24 V DC, 1 X 20 PIN AND SIMATIC S7-300, FRONT CONNECTOR (6ES73921BJ000AA0)FOR SIGNAL MODULESWITH SPRING CONTACTS,20-PIN
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