PRI-501 CO2 H2O analyzer is designed with dual wavelength infrared (NDIR) technology, onboard temperature and pressure sensors enable real-time environmental condition measurements, providing true concentration readings and reliable measurement of the CO2 in a wide range of locations. Its unique configuration, extensibility, high quality, long term stability, excellent repeatability and reliable measurement of Carbon Dioxide and Water Vapor measurement makes this a top tier product at a competitive price. 
PRI-501 is a rugged, weatherproof mechanical design integrated CO2 sensor with sophisticated software and wireless module. 

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1Hz measurement 

Inexpensive quality

Compatible with other sensors/instruments

Lightweight and rugged

Factory-customizable