DC 5V 4 Channel Relay Module Board Shield with Optocoupler / High and Low Level Trigger for Arduino Relay

1. the module uses quality relay, normally open interfaces Maximum load: AC 250V/10A, DC 30V/10A;

2. using SMD optocoupler isolation, driving ability, stable performance; trigger current 5mA;

3. the module Operating voltage 5V;

4. the module can be high or low by a jumper setting trigger;

5. fault-tolerant design, even if the control line is broken, the relay will not operate;

6. the power indicator (green), the relay status indicator (red)

7. the interface design of human nature, all interfaces are available through a direct connection terminal leads, very convenient

8. module size: 75mm x 52mm

Module interface:

1. DC+: positive power supply (VCC)

2. DC-: negative power supply (GND)

3. IN: can be high or low level control relay

Relay outputs:

NO or NOx: load access terminal, normally open

COM or COMx: load access, common

NC or NCx: load access terminal, normally closed

High and low level trigger options:

It is low level trigger when jumper connect to LOW pin

It is high level trigger when jumper connect to HIGH pin

There are differences in different batches of printing, which does not affect the use

Colour:red+blue

Material:PCB, metal

Package Contents:

2 x DC 5V 4 Channel Relay Module With Isolated Optocoupler High and Low Level Trigger

Only the above package content, other products are not included.

Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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