General Details
Main feature
1. Easy installation and maintenance
2. Light Labyrinth with High stability & High accuracy
3. High adaptability to the ambient,with dustproof,mothproof,moisture proof and anti-white light function
4,This is 2 wire type (4 wire please click here!)
5. DC 9-35V wide voltage operating range
6.Low standby surrent
7. Power supply non-polarized input
8. Twin LED for 360 degree visual
9. Flashing LED power indicater
10. Alarm output is Remote LED
11. Metal shield, anti-electromagnetic interference
12. Two-year limited warranty
13. Suit for detect the smoke in house, shop, hotel, restaurant, office building, school etc…
Technical Specification
Model | SR-811-2 |
Input voltage | DC9~35V |
Static current | 50uA |
Alarm current | 35mA at DC12V |
60mA at DC24V | |
Alarm indication | red LED on |
Operating temperature | -10~+50°C |
Humidity | 0%~95%RH(No condensation) |
Alarm output | Remote LED |
Contact rating | N/A |
Sensitivity | 0.5dB/m(±0.1dB/m) |
Dimension | 103*53mm |