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Refrigerant leak detection: IR vs SEMICONDUCTOR SENSORS

When it comes to refrigerant leak detection, the predominant sensing technologies are undoubtedly Non-Dispersive InfraRed (NDIR) and Metal-Oxide Semiconductor (MOS), due to their ability to respond to this type of target gases and the many limitations of other common detecting methods such as electrochemical cells and catalytic pellistors. NDIR and MOS technologies differ both in functioning and in price...

IR SENSORS ARE LIKELY TO BE THE MOST PRACTICAL LEAK DETECTION OPTION WITHIN THE COMMERCIAL/INDUSTRIAL HVACR SECTOR, ACCORDING TO AHRTI REPORT No. 9009 – LEAK DETECTION OF A2L REFRIGERANTS IN HVACR EQUIPMENT

During the course of 2017, the Air-Conditioning, Heating and Refrigeration Technology Institute, Inc. (AHRTI) released a complete assessment to investigate which of the available refrigerant sensor technologies would be able to meet the anticipated update of current international and U.S. standards for HVACR systems. Specification requirements for A2L refrigerants, including refrigerant sensor requirements such as response time and measurement ranges,...

AHR Expo 2022 in Las Vegas

The AHR Expo, held in Las Vegas on Jan. 31 - Feb 2, 2022, is the world’s largest HVAC-R event, attracting industry professionals from around the globe each year, co-sponsored by ASHRAE and AHRI, endorsed by many industry leading organizations and held concurrently with ASHRAE’s Winter Conference. Since 1930, the AHR Expo has remained the industry’s best place for OEMs,...