Specifications

This smoke sensor with feature of manual testing,automatic reset,strong environmental adaptability and stability. 

Features:

1, Manual testing,automatic reset;

2, strong environmental adaptability and stability;

3, SMT manufacturing process, strong stability;

Applications:

Hotel, company, factory,school,house ,villa, warehouse, Gas stations, chemical factory and etc.  

Specification:

1,Voltage: DC9V;

2,Standby current: 10UA;
3,Induced current: <30MA ;

4,Output: relay always open/close, or output high or low;
5,Sensitivity: adjustable;

6,Operating Temperature: -5 ~ 50 °C;

7, Detecting area: 20 square meter;
8,Size: 68x48mm;

Interface Definition

1,GND: GND;

2,DC9V: DC 9V
3,K: Relay pin (positive);
4,G: Relay public pin;
5,B: Relay pin (negative);

Test methods:

Press down the test button and hold for 3s, light starts flashing and relay connects Relay public pin to Relay negative pin.
Light a cigarette, blow the smoke into sensot, light starts flashing after around 3S. Relay connects Relay public pin to Relay negative pin.