Continuous Process Carbon Dioxide Analyzer by Infrared Detector

For continuous analysis of Carbon Dioxide (CO₂) in process gas streams using an infrared detector. Percent and PPM levels available as Models 420 & 420L respectively.

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Item #	Enclosure and Mounting Details	Resolution	Output Options	Analyzer Type	Hazardous Area Rating Options

Model 420N7MC	N/A Model 420N7MC Carbon Dioxide Analyzer, in Explosion-proof cabinet, Class 1 Div 1 Group BCD	N/A 0.1% CO2 on % versions, 1 PPM CO2 on PPM versions	N/A 4-20 mA into 500 ohms non-isolated standard Isolated 4-20 mA, RS232, RS485, USB serial outputs	N/A CO2 Gas Analyzer	N/A Class 1, Div 1, Grp A-D Hazardous Area Rating
Model 420RMN7	N/A Model 420RMN7 Carbon Dioxide Analyzer, ex-proof sensor housing with rack mount control cabinet (two separate enclosures)	N/A 1 or 10ppm on most ppm ranges; 0.1% on most % ranges	N/A 4-20 mA into 500 ohms non-isolated standard Isolated 4-20 mA, RS232, RS485, USB serial outputs	N/A CO2 Gas Analyzer	N/A Control Cabinet - General Purpose, Non-Hazardous Detector Cabinet - NEMA7 Class 1 Division 1 Groups BCD
Model 420 D1 or D2	N/A Model 420 D1 or D2 Carbon Dioxide Analyzer, with cabinet purge systems for hazardous areas	N/A 1 or 10ppm on most ppm ranges; 0.1% on most % ranges	N/A 4-20 mA into 500 ohms non-isolated standard Isolated 4-20 mA, RS232, RS485, USB serial outputs	N/A CO2 Gas Analyzer	N/A Class 1 Div 2 or Class 1 Div 1 Hazardous Area Ratings available

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Resolution

Output Options

Analyzer Type

Hazardous Area Rating Options