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professional supplier standalone smoke detector for alarm system
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 |
Detailed pictuers
Packaging information
Shipping information
* Express(UPS, DHL, Fedex, EMS, etc) is available.
* Sea and Air delivery is available
* welcome your agent to deal with our products .
Tel: 86- 755-89571625
Fax: 86- 755-89571207
Website: http://www.sumring.com
Inquiry now, we will reply you upon receive your email!