The General Tools HT20 is a compact, battery-powered thermo-hygrometer capable of unattended logging (recording) of the ambient temperature and relative humidity (RH) of an environment for days, weeks or months. Data logging can be started or stopped by pushing a button on the unit, eliminating the need to bring a laptop to the job site. After a data log has been captured and stored, it can be uploaded as a .txt file to any PC running the Windows®7 or Windows® XP operating system after plugging the HT20 into one of the computer’s USB ports. The HT20’s internal flash memory is large enough to store up to 8000 pairs of humidity and temperature readings. Included with the product, which is slightly larger than a thumb drive, is a mini-disc with the drivers needed to interface the unit to the computer, as well as software that can display a data log file as a table or graph and/or export it to Microsoft Excel. Exporting to Excel is recommended for sophisticated trending and analysis of humidity and temperature data and easy detection of unexpected excursions. 3A self-contained USB compact data logger that can be deployed on a job site or in key areas of a facility and left unattended for days, weeks or even months. The temperature and humidity readings they make and collect can be uploaded to a PC and viewed in Excel, making it easy to spot trends and unexpected excursions.
Do not use the HT20 in the presence of flammable or
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