General Details
Main Features:
MCU processing,Test & Hush button
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 function;
Auto reset.
Specification:
Model No. | SR-921EHS-BT |
Operating voltage | DC3V(2*1.5V AA alkaline batteries) |
Static current | ≤10μA |
Alarm current | ≤25mA |
Alarm output | Sound & Flash Alarm |
Sending frequency | N/A |
Interconnection | N/A |
Sensitivity | 150PPM±50PPM |
Sound level | 85dB/3m |
Installation | Wall or Ceiling mounted |
Working environment | -10°C~+50°C, 5%~95%RH |
Dimension | φ110*45mm |