6ES73221HH019BJ0

SIMATIC S7-300,數(shù)字量輸出SM 322,光電隔離,16DO,繼電器接點(diǎn),20
SM322 EXTEND MODULE (6ES73221HH010AA0) SIMATIC S7-300, DIGITAL OUTPUTSM 322, OPTICALLY ISOLATED16DO, RELAY CONTACTS,1 X 20 PIN AND SIMATIC S7-300, FRONT CONNECTOR(6ES73921BJ000AA0)FOR SIGNAL MODULESWITH SPRING CONTACTS,20-PIN
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