Omega RH-21F

Temperature Relative Humidity
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The RH-20 is a rugged handheld digital meter which economically and easily measures relative humidity and temperature with an LCD readout. A single probe containing both humidity and temperature sensors attaches to the meter with a 4.5' cable. Very compact and portable, the RH20 is ideal for checking RH in plant maintenance, heating and environmental industry and the high technology computer industry.

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