This module is a switch instant turn-on trigger delay module, which can be applied to home intelligent systems, anti-theft alarm delay, door control system, automation equipment control, PLC industrial control, electronic development and so on.
Description:
- 1. Using advanced high-quality timing chip control, accurate timing, performance is much better than 555 chip;
- 2. The trigger terminal has optocoupler isolate and strong anti-interference ability;
- 3. The module can be triggered by using a normally open type switch or sensor;
- 4. With 8 time range selection, the shortest 0.1 seconds, up to 1 hour;
- 5. With anti-power reverse protection diode, better protection module;
- 6. Can be connected to a large current load (250VAC 10A or 30VDC 10A);
- 7. Has a delay adjustment potentiometer, adjust clockwise to increase time;
- 8. The output relay has normally open, normally closed selection;