NDIR Optical Benches Selection Guide

This chart helps you choose which Infrared Industries NDIR optical bench to purchase. If you are interested in a gas
analyzer, please consult one of our gas analyzer selection guides.

Gas Measurement
Ability to measure up to 5 gases simultaneously x x
NDIR infrared sensor (up to 3 gases simultaneously) x x
Electrochemical, paramagnetic, or other sensors (up to 2 gases simultaneously) x x
Choice of over 270 gases to measure x x
Standard gases measured under NDIR HC, CO, CO2 HC, CO, CO2
Other gases under electrochemical, paramagnetic, or other sensor x x
Lower cost x
Lower range sensing < 10,000 ppm on CO, NO, NO2, or SO2 x
More compact and fits into high-value real estate applications x
Enhanced long-term stability x
Heated sample cell x
Additional gas channels x x
Extended warranty – extends warranty for two years (standard warranty of one year is included) x x
4-20 mA outputs x x
InfraView Software x x
Weight 8 ounces (225 grams) 2 pounds, 1 ounce (907.184 grams)
Dimensions 6.3″ L x 3.5″ W x 1.2″ T 4.6″ x 4.25″ and path length of 3″, 6″, 8″, 10″, or 12″
Your Application
Automotive emissions testing and motorcycle tuning x x
CO2 and O2 based ventilation x x
Combustion monitoring for boilers and furnaces x
Food processing x
Hydrocarbon monitoring x
Industrial x x
Laboratory x
Landfill BTU calculations and process management x x
LEL monitoring – fuel tanks and gas lines x
Monitoring atmospheres in heat treated and annealing furnaces and process steam control x x
Petroleum x x
Process monitoring x x
Regulatory compliance x x
Respiration studies x
Safety monitoring x x
Stack gas monitoring x
Stove emissions certification x x
Toxic and hazardous gas detection x x
Utility x
Well logging x

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