The Comfort Chek™500 is a portable gas monitor. It is a lightweight handheld CO2 air quality monitor equipped with a stable (CO2) IR sensor that measures and displays 0-5,000 ppm, in addition to temperature and relative humidity sensors. It is easy to use and includes features such as a long run time (up to 24 hours), data logging (up to 26,000 data points), and a USB output for remote data download with IQ Chek™ data logging management software. The large LCD displays all three sensor readings, as well as battery status and is backlit for easy readability in dark environments. The monitor collects up to 26,000 data points and stores it in the internal flash memory. Comfort Chek 500 operates up to 24 hours with alkaline batteries, or the supplied wall adapter can be used for around-the-clock air quality monitoring, states the manufacturer. The monitor has an audible alarm for CO2 readings.

Bacharach Inc., 621 Hunt Valley Circle, New Kensington PA 15068-7074; 724-334-5000; 724-334-5001 (fax);;

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