KNACRO DC 5V 2 Channel relay module With optocoupler isolation Support High level Low level triggered

Relay version: 05V. Quiescent Current: 5mA. Maximum current: 190mA. Trigger current: 2 ~ 4mA. Trigger voltage (low level): 0 ~ 1.5V. Trigger voltage (high level): 2.5 ~ 5V. Maximum load: AC 250V / 10A, DC 30V / 10A. Module size: 50mm * 41mm * 18.5mm (L * W * H). Product Weight: 33g. There are four mounting bolts holes, hole 3.1mm, spacing 44.5mm * 35.5mm. Module interface: 1, DC +: positive power supply (voltage relay according to requirements, 5V.9V.12V and 24V selection); 2, DC -: negative power supply; 3, IN1: 1-channel signal trigger terminal, can be set a high or low level control relay pull; 3, IN2: 2-channel signal trigger terminal, can be set a high or low level control relay pull. Relay outputs: 1, NO1: 1-channel relay normally open interfaces, relay Pull before hanging, pull back and COM1 Short circuit ; 2, COM1: 1-channel relay common interface; 3, NC1: 1-channel NC relay interfaces, relay Pull before the COM1 Short circuit , after pull vacant; 4, NO2: 2-channel normally open relay interfaces, relay Pull before hanging, pull back and COM2 short circuit; 5, COM2: 2-channel relay common interface; 6, NC2: 2-channel normally closed relay interfaces, relay Pull before and COM2 short circuit, after pull vacant. High and low level trigger selection: 1.S1 1-channel relay high-low trigger selection; 2.S2 2-channel relay high-low trigger selection; 3.COM and LOW short circuit , Relay low-level triggered; COM and HIGH short circuit ?Relay high-level triggered .