blackboxSW1042A-MM型号：SW1042A-MM产品描述：RemotelyControlledLayer1A/BSwitch,FiberMultimode,SC,Ethernet,RS-232ProductHighlightsConnecttwoportstoacommonportforreliableswitching.Connectionismaintainedevenifpowerfails.FurtherDetailsDurableandreliable.Testedto1,000,000cyclesManualcontroloftheswitchportsupportedthroughA/Bpushbuttononthefront.CanbeswitchedremotelyviaEthernet,RS-232,ordrycontactaswell.)