โมดูลรีเลย์ - Module Relay 4 Channel DC 5V-12V Active Low Level Trigger

4 Channel with Optocoupler Relay Output 4 Way Relay Module Low Level Trigger Expansion Board

Feature:

- Contact part independent wiring, safe and reliable.

- Standard interface, can be extended on all kinds of development board.

- With fixed screw hole position, convenient to install.

- 4 way relay output module, and the maximum of output contact part of the relay is 250A 10A.

- The input IN1,IN2,IN3,IN4 signal line is low level trigger.

- VCC, GND power input terminal, relay power supply can alone powered.

- Relay power input JD-VCC.

Module description:

Specification:

- This module conforms to international safety standards, the control area and the load area have optocoupler;

- Adopt double-sided FR-4 circuit board design, patch process production;

- Using Songle authentic relay control;

- With relay action indication, suction closing, disconnection not bright;

- When there is a low level signal at the input end of the signal, the common end and the normal beginning will be...