HiLetgo 2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger
Module description: 1.The module Operating voltage 5V;2.Fault-tolerant design, even if the control line is broken, the relay will not operate;3.The power indicator (green), the relay status indicator (red);4.Module size: 50mm26mm18.5mm (LWH). Interface: -Input VCC: Relay power supply + GND: Relay power supply - IN: Signal trigger input (High or Low Level Signal, select via jumper) -OutputNO: Relay normally open.COM: Relay Common Pin NC: Relay normally closed. High or Low Level Trigger Select: 1. Use High Level Trigger When ¡°IN¡± input High Level Signal, the ¡°NO¡± connect with ¡±COM¡± When ¡°IN¡± input Low Level Signal, the ¡°NC¡± connect with ¡°COM¡± 2. Use Low Level Trigger When ¡°IN¡± input Low Level Signal, the ¡°NO¡± connect with ¡±COM¡± When ¡°IN¡± input High Level Signal, the ¡°NC¡± connect with ¡°COM¡± 3. High or Low Level Trigger Select Jumper connect with L, Low Level Trigger Jumper connect with H, High Level Trigger Package Included： 2 5V 1 Channel Relay Module
Product Features
- The module uses genuine quality relay, normally open interfaces , Maximum load: AC 250V/10A, DC 30V/10A.
- Using SMD optocoupler isolation, strong driving capability, stable performance; trigger current 5mA.
- Fault-tolerant design, even if the control line is broken, the relay will not move.
- The interface design of human nature, all interfaces are available through a direct connection terminal leads, very convenient.
- The Module can be set by jumper high or low trigger.
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