Model Number: HM-621THS
Brand Name: HEIMAN
Key Specifications/Special Features:
* 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 function* Auto reset
Model number |
HM-621THS |
Operating voltage |
3V DC (2*1.5V AA alkaline batteries) |
Static current |
≤10μA |
Alarm current |
≤25mA |
Alarm output |
sound and flash alarm |
Sending frequency |
N/A |
Interconnection |
N/A |
Sensitivity |
1.8%/ft ±0.8%/ft/150PPM ±50PPM |
Sound level |
85dB/3m |
Warm-up time |
3 minutes |
Hush time |
10 minutes |
Installation |
wall or ceiling mounted |
Working environment |
-10 to +50°C, 5-95%RH |
Dimensions |
φ110*45mm |