Module description 1. The module adopts genuine high-quality relay, normally open interface load: AC 250V/10A, DC 30V/10A;
2. Using industry-quality isolated optocoupler, with strong anti-interference ability and stable performance; trigger current is only 3mA;
3. Module working voltage is 5V, 12V, and you can choose; There are 1, 2, 4, 8, and 12 modules to choose from; The default is 12v, if you need 5v, please contact customer service. Thank you
4. Low-level pull-in; The module includes a current-limiting resistor, which is directly controlled by the positive and negative poles of the power supply, or controlled by the I/O port of a single chip microcomputer;
5. Power indicator, 16 relay status indicators
6. Interface design is humanized, all interfaces are directly connected with terminal block, very convenient
7. There are 4 fixing bolt holes for easy installation





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