3.3V 1 Channel Relay Low Level Trigger Relay Module with Optocoupler Isolation Feature:
Power indicator (green),relay status indicator (red)
SMD optocoupler,driving ability,stable performance; trigger current 5mA
Fault-tolerant design,even if the control line is broken,the relay will not move
Interface design is user-friendly,all interfaces can be directly connected by wiring terminals,very convenient
Specifications:
DC+:Connect to Positive Power Supply (3.3V)
DC-:Connect to negative pole of power
IN:Low level control relay pulls in
Relay output:
NO:The relay is normally open interface, before the relay is closed,it is left unconnected.After picking up,it is shorted to COM.
COM:Relay Common Interface
NC: Relay normally closed interface,short circuit with COM before pull-in relay
Size:5.6x1.2cm/2.2x0.47inch
Note:
Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid
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