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Brief Introduction of 2 Relay Module Relay Expansion Board 5V High Trigger
Key FeaturesWeight 30 g
- This module 5V relay, high level trigger
- Product description: - 1 the module complies with international safety standards, the control area and the load region isolation trench;
- 2 Song Yue genuine relay;
- 3 with the power supply and relay instructions, pull off, disconnect does not shine;
- 4 the signal input with signal common terminal will start with regular conduction;
- 5 can be used as a microcontroller development board module can be used as home appliance control;
- 6 the control DC or AC signal, you can control 220V AC load;
- 7 there are two normally open and two normally closed contacts;
- 8 blue KF301 terminals to the control line is more convenient.
- About the high and low trigger description: high trigger refers to a signal input terminal and ground voltage between the trigger mode, can be understood as the signal input terminal and VCC short trigger a positive way;
... [Full description on MiniInTheBox]
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