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Fixed Infrared Gas Analyzer NFIA-350

Fixed infrared gas analyzer NFIA-350 is a fixed model analyzer designed for monitoring, detection and analysis of combustible, toxic, poisonous gases present in severe environmental condition areas. Composed of aluminum alloy and stainless steel making 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.

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Specifications

Sensor	Non-dispersive infrared sensor
Sampling method	Diffusion
Detection range	CO2,CH4 (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	1.8 kgs

Features

✔ Non-dispersive infrared sensor
✔ High sensor sensitivity range ( no oxygen dependence )
✔ Continuous monitoring system ( 4 to 20 mA, RS485 MODBUS output )
✔ Distributed Control System ( DCS ) compatible
✔ Three core shield cable
✔ 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

Applications

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.