The AQ200 portable IAQ tester is a multifunctional hand-held highly sensitive unit. It measures CO (0-1,000 ppm), CO2 (0-5,000 ppm), ambient temperature (-4 to 176°F), atmospheric air pressure, and humidity (5-95 percent rh). The IAQ tester has a CO/CO2 resolution of 1 ppm. Features include IP54 dust protection, big ice-blue LCD, two-line display, min/max/hold unit selection, ABS shockproof housing, and 8,000 memory data points. Wireless or wired probes are automatically recognized when connected to the instrument.

E Instruments, Test & Measurement Dept., 172 Middletown Blvd., Ste. B201, Langhorne, PA 19047; 215-750-1212; 215-750-1399 (fax);

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