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Ideal for maintaining proper temperature and humidity conditions in factories, warehouses, document storage, office buildings, and other locations, the Extech 445715 Big Digit Remote Probe Hygro-Thermometer can also record extremes in temperature during the day. Featuring a dual display with large 1-inch digits, the 445715 provides simultaneous display of humidity level and temperature.
The 445715 includes a memory with reset function that stores both maximum and minimum measurements. It has a temperature range of 14 degrees to 140 degrees F, and a humidity range of 10 to 99 percent RH. This thermometer is accurate to 1.8 degrees F and 6 percent RH with switchable Fahrenheit and Celsius readout. The unit can be calibrated using the optional calibration salt bottles (RH300-CAL Humidity Calibration Kit).
Comes complete with sensor probe with 18-inch cable, built-in tilt stand, wall mount bracket, AAA battery, and user guide. The 445715 Hygro-Thermometer is also available with an optional Certificate of Traceablitity to NIST at 2 points (33 and 75 percent), or Limited Traceability to 1 point (75 percent). Please note that the product color is very dark green and white.
I've been using this for several months to monitor the temp and humidity in my attic by way of routing the probe through a small slot in the attic hatch and just mounting the... Read morePublished 6 days ago by Mark P DiFilippo
Very good device. Easy to read. Item was purchase for my incubator, was accurate in both temperature and humidity.Published 20 days ago by Wesley S. Ingram
If you like Psychrometry and the relationship of temperature to RH ,( I won't get into Specific Humidity ) snag this one. Read morePublished 24 days ago by Amazon Customer
As received, the temperature reading was way off. Makes you wonder about the humidity reading..Published 1 month ago by Mike W.
Works wonderfully with my Essick Air EP9 500 Whole House Humidifier...Published 1 month ago by rsporter
This unit is a great deal for the money. We have a calibration lab and have some pretty good thermometers and hygrometers. Read morePublished 1 month ago by met