Independent Combustible Gas Detector- NF521

gas detector

◆ Equipped with high-quality gas sensor

◆ The intelligent algorithm of the micro processors can compensate for the drift of gas sensor

◆ LEDs indicate the detector status of normal, alarm and fault

Specifications
Voltage
AC220V
Current
Standby Current:6mA, Alarm Current:7mA
Alarm Concentration
CH4, 8%LEL
Dimension
120mmx86mm*48mm
Sound Level
>75dB
Operating environment
Temperature: -10°C – +50°C: Relative Humidity: 95%

Independent Combustible Gas Detector- NF518

gas detector

◆ Electronically addressed

◆ Monitor natural gas, manufactured gas, liquefied petroleum gas and other combustible gasses

◆ Active contact, applying to DC12V Single-phase

◆ DC pulse solenoid valve; the drive capability of
  a solenoid valve:1000μF capacity discharge

◆ Able to shutdown the valve

◆ Widely used homes, hotels, apartments etc.

Specifications
Voltage
Loop: DC24V 18V-20V) Power DC2-V120V-28V)
Current
Standby Current:21mA, Alarm Current:28mA
Alarm Concentration
CH4, 8%LEL
Operating Environment
Temperature: -10°C – +50°C: Relative Humidity: 95%
Sound Level
>75dB

Independent Combustible Gas Detector- NF516

NF516

◆ Electronical coding

◆ Ceiling-mounted

◆ Electronically addressed

◆ Detect natural gas, manufactured gas, liquefied petroleum gas and other combustible gas

◆ Active contact, applying to DC12V Single-phase dc pulse solenoid valve; the drive capability of a solenoid valve: 1000μF capacity discharge

◆ Widely used in homes, hotels, apartments etc.

Specifications
Voltage
Loop: DC24V(16V-28V); Power: DC24V(20V-28V)
Current
Standby Current: loop: ≤1.1 mA, Power: ≤9mA;
Operating Environment
Temperature: -10°C – +50°C: Relative Humidity: 95%, non considering
Sound Level
>75dB

Independent Photoelectric Smoke Detector- NF901

NF901

◆ Independent Photoelectric Smoke Detector

◆ Power: 6F22 DC9V battery

◆ Indicator Red Flashes every 45s when polling

◆ Battery life:3-5 years

Specifications
Voltage
6F22 DC9V battery
Current
Standby Current: ≤5uA; Alarm Current: ≤7mA
Operating Environment
Temperature: -10°C~+50°C; Relative Hurdity: <90%, non-condensing
Dimension
100mmx54mm (with base)