5V Relay 8 Channel Shield Module Board Optocoupler module for ARM AVR
9,13 €
Relay outputs : a 12- line interface, the interface can be directly connected to all leads, user-friendly 1, NO1 - NO8: normally open relay interfaces, relay before the vacant after the pull shorted with COM 2, COM1 - COM8 Relay Common Interface 3, NC1 - NC8: normally closed relay interface relay shorted with COM ago, after the pull- vacant.
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