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Fixed Gas Analyzer NFXA-210

Fixed Gas Analyzer NFXA-210

Fixed Gas Analyzer NFXA-210

Fixed gas analyzer NFXA-210 is a fixed model analyzer designed for continuous monitoring, detection and analysis of combustible, toxic gases or VOCs present in explosive atmospheric areas. Composed of aluminum alloy and stainless steel makes it corrosion resistant. Equipped with control panel for remote controlled monitoring of large analysis area. Built-in alarm and fault relay system facilitates personnel and plant protection from flammable, toxic and oxygen hazards.


Sensor High sensitivity sensor
Sampling method Diffusion
Detection range CO, O2, Cl2, SO2, O3, CO2, CH4, H2S, NH3, NO, NO2, H2, LEL, LPG, PID, EXP, CH4 (IR), C3H8 (IR)
Operating humidity ( non-condensing ) 15 % to 90 % RH
Operating temperature ( -20 °C to 55 °C )
Operating pressure 86 kPa to 106 kPa
Display panel 4-digit LED display
Data interface RS485 interface
Alarm system Audible ( > 90 dB )
Bright dual color LEDs
Enclosure material Aluminum alloy and stainless steel
System wiring 3-core shield cable ( 3 x 1.0 mm )
Protection class IP65
Signal output 4 to 20 mA
Power supply 24 V DC
Weight 1.5 kgs


  • Fixed orientation with digital and analog outputs
  • Continuous monitoring system (4 to 20 mA, RS485 MODBUS output )
  • Distributed Control System ( DCS ) compatible
  • Enhanced sensitivity with short response time
  • 4 digit LED display of real time gas concentration data
  • Audio-visual alarm system with LED light ( trigger process controls)
  • Ex d IIC T6 Gb explosion proof grade enclosure
  • Wireless fixed detector ( optional )
  • 3 available models ( non-display, display and display with acousto-optic alarm )


Used for the measurement and analysis of gas output or leakage in ceramic, iron-steel industry, thermal treatment, electronic, agricultural, biochemical facilities for environmental pollution regulation and energy saving.

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