







说明
Module description: 1 The module adopts real quality relay, the utmost load of the usually open interface: AC 250V/10A, DC 30V/10A; 2 Using double optocoupler isolation, solid power capability, secure performance; set off latest 5mA; 3 Each channel of the module can be prompted through jumper excessive or low level; four Fault-tolerant design, although the control line is broken, the relay will not move; five Power indicator (green), 1 relay status indicators (red) 6 User-friendly interface design, all interfaces could be immediately linked through the wiring terminals, very convenient Module interface: 1 DC+: Connect to the fantastic pole of the ability delivery (voltage is relay 5V) 2 DC-: Connect to the detrimental pole of the ability supply 3 : The relay would be controlled through excessive or low point Relay output: 1 NO: Relay usually open interface, earlier than the relay is vacant, it is going to be shorted to COM after picking up 2 COM: Relay Common Interface three NC: Normally closed relay interface Before the relay is closed, it is short-circuited with COM High and coffee point trigger selection: 1 S1 is the excessive and coffee level set off collection of relay 1; 2 When com is shorted to low, the corresponding relay is a low level trigger When com is shorted to high, it is a excessive point set off Note: 1 to the different video display and lightweight effect, the actual colour of the item is probably barely diversified from the color which is confirmed at the pictures 2 forgive 1 cm/0"-3 cm/1" measuring deviation due to manual dimension





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3.3V 5V 12V 24V 1 Channel Relay Module High And Low Level Trigger Dual Optocoupler Isolation Relay Module Board Signal




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