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Temperature & Humidity - Humidity Meters

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Extech 445580

Humidity/Temperature Pen

Take this this handy humidity and temperature gauge on the go and rely on a long-lasting 3V lithium battery for maximum usage time. The slim Extech 445580 humidity/temperature pen will capture humidity readings from 10 to 90% RH and register temperatures from -10°C to 50°C (14°F to 122°F). This utility tool is ideal for field work, storing maximum and minimum readings until the memory is cleared and includes a data-hold button for rapidly fluctuating measurements. The meter comes complete with a pocket clip and 3V lithium battery.

Extech HD500

Psychrometer with InfraRed Thermometer

The HD500 Psychrometer with Infrared Thermometer combines 3 in 1 with humidity meter, type K thermometer and infrared thermometer functions. The HD500 features a large triple LCD backlit display, built in USB port, minimum/maximum, data hold and auto power off functions. Built-in InfraRed Thermometer for non-contact temperature measurement to 932°F (500°C). Includes a 3 year warranty, Windows compatible software with USB cable, Type K bead wire probe, carrying case and 9-volt battery.

Extech RHT20 Humidity and Temperature Datalogger

Up to 16,000 readings for RH/Temp & user-programmable sample rate

The RHT20 is a Humidity Temperature Datalogger which records up to 16,000 Humidity and 16,000 Temperature readings with a user programmable sample rate. USB interface for easy setup and data download. Selectable data sampling rates from 1s to 24hr. User-programmable alarm thresholds for RH and Temperature. LCD displays current temperature and humidity readings plus Min/Max and Alarm status. Long battery life. Place or mount the datalogger in monitoring location (storage bin, truck, cargo hold, freezer, temperature-controlled room, etc.). Datalogger records temperature and humidity at sample rate set by user. Connect the datalogger to your PC via the USB interface to retrieve readings. Datalogger displays the current Humidity and Temperature plus Min/Max and alarm status so it can viewed anytime during the recording process. Complete with battery, mounting bracket, and software.

Extech RHT510

Hygro-Thermometer Psychrometer

Check the humidity, temperture, and weather conditions easily with the Extech RHT510 Hygro-Thermometer Psychrometer. This meter can display temperature readings (Air and Type-K), relative humidity, wet bulb, and dew point. The included bead wire Type-K probe can be used to measure temperatures up to 250°C (~480°F), but the meter can measure to 1300°C (2372°F) if used with other probes. Recall highest and lowest readings with the Min/Max function. The RHT510 also features a backlit LCD that displays Data Hold and Auto power off with disable option.