PRODUCTS
Description
Order
Description
Main features:
SR-821THS is Photoelectric smoke and CO detector
MCU processing
Low power consumption design,battery used for over 3 years
On-top battery compartment,easy battery replacement
Tamper resistant pins for battery
Low battery warning
Shockproof design,suitable for vehicle use
Auto check malfunction in smoke chamber
Test and hush button
Auto reset
Low battery warning
Technical specification:
| Model No. | SR-821THS |
| Operating voltage |
DC3V(2×1.5V AA alkaline batteries) |
| Static current |
≤10uA |
| Alarm current |
≤25mA |
| Alarm output |
Sound &Flash alarm |
| Sensitivity |
0.16dB/m(±0.05dB/m)/150PPM±50PPM |
| Sound level |
85dB/3m |
| Installation |
Wall or Ceiling mounted |
| Working environment |
-10℃~+50℃(≤95%RH No congelation) |
| Dimension |
110*45mm |
