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3pcs 1 Channel 3.3V Low Level Trigger Relay Module Optocoupler Isolation Terminal

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    ntDescription:
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    ntnttNormally open interface maximum load: AC 250V/10A, DC 30V/10A.
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    nttSMD optocoupler isolation, strong driving capability, stable performance; trigger current 5mA.
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    nttFault-tolerant design, the relay will not move even if the control line is broken.
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    nttPower indicator (green), relay status indicator (red).
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    nttThe interface is designed humanized, and all the interfaces can be directly connected by wiring terminals, which is very convenient.
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    ntttTwo module interface:
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    nttt1. DC+: Connect the power supply positive pole (voltage 3.3V).
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    nttt2. DC-: Connect the power negative pole.
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    nttt3. IN: Low level (3.3V) control relay pull in.
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    ntttRelay output terminal:
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    nttt
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    nttt1. NO: Relay normal open, the relay suspends before pulling in, and then short-connect with the COM.
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    nttt2. COM: Relay common interface
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    nttt3. NC: Relay normal close, short connected with COM before pulling inand suspended after pulling in.
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    ntPackage Included:
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    nt3 x 1 Channel 3.3V Relay Module
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    n3pcs 1 Channel 3.3V Low Level Trigger Relay Module Optocoupler Isolation Terminal
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    n3pcs 1 Channel 3.3V Low Level Trigger Relay Module Optocoupler Isolation Terminal

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