Fire alarm system
Non-polar two-bus communication, 24V power supply mode, reliable use. Built-in application-specific integrated chip, between the bus, the output line are isolated design, reduce the influence of external interference, software and hardware multistage filtering, improve anti-interference ability.
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Standard
GB 16806-2006
Operation voltage
DC24V(18V-28V)
Alarm current
3mA
Wire system
The bus and the alarm linkage 24V power supply with the controller are connected by two wires respectively
Bus monitor current
0.35mA
Power supply
DC24V(18V-28V)
Size
L86mm × H86mm × W36 mm
Weight
110g
Use environment
Temperature: -10℃ ~ +55℃ Relative humidity: ≤ 95%RH, non-condensation
Model#
MHA-866
Battery life
10 Year
Measuring range
Gauge pressure :0~1KPa, 100KPa, 1MPa... 100MPa negative pressure :0~-1KPa, -100KPa Absolute pressure :0~50KPa, 100KPa, 1MPa... 3.5MPa composite pressure :-1KPa~1KPa, -100KPa~20MPa
Long-term stability
≤土0.2%FS/Year
Model#
MHA-866
Battery life
10 Year
Measuring range
Gauge pressure :0~1KPa, 100KPa, 1MPa... 100MPa negative pressure :0~-1KPa, -100KPa Absolute pressure :0~50KPa, 100KPa, 1MPa... 3.5MPa composite pressure :-1KPa~1KPa, -100KPa~20MPa
Long-term stability
≤土0.2%FS/Year
