Data Logger - Temperature and Humidity Logging USB HT20
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Data Logger - Temperature and Humidity Logging USB HT20

Data Logger - Temperature and Humidity Logging USB with LCD HT20

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Data Logger - Temperature Humidity Logging USB with LCD HT20

Temperature & Humidity Data Logging Instrument By General Tools can be deployed on a job site or in key areas of a facility and left unattended for days, weeks or months.

The temperature and humidity readings are collected and can be uploaded to a PC and viewed in Excel making it easy to spot trends and unexpected fluctuations in temperature and humidity.

Data Logging Temperature & Relative Humidity Features & Benefits:

  • USB interface; no need for cables, cradles or docks
  • Included interface software enables setting of:
    • Sampling time 10 seconds to 12 hours 
    • Hi/Lo alarm set points for humidity, temperature
    • Logging start/stop times
    • Temperature unit (°F or °C)
  • Software also calculates dew point
  • Uploaded data logs viewable as table or graph
  • One-click exporting of uploaded data to Excel or Word
  • Immediate, delayed or push-to-start logging
  • LCDs display real-time and Min/Max readings 

Click Here to Compare HT Series Temperature & Humidity Data Loggers
Click Here to See User’s Manual

HT20 Specifications:

Temperature measurement range:  -4° to 158°F (-20° to 70°C)
Temperature measurement accuracy:  1.8°F (0.1°C) from 14 to 104°F (-10 to 40°C)
Relative Humidity (RH) measurement range:  0 to 100%
Relative Humidity (RH) measurement accuracy:  3% from 20 to 80%RH; ±3% elsewhere
Temperature response time:  5 to 30 seconds
RH response time:  8 seconds
Sampling time:  Adjustable for 10 seconds to 12 hours 
Storage capacity:  16,300 pairs of RH and temperature readings
Length of USB cable:  7.9 inches (200mm)
Dimensions:  4.96 x 1.10 x 2.01 in. (126 x 28 x 51mm)
Weight:  1.41 oz. (40g) wihtout battery
Power Source:  "1/2 AA" non-rechargeable Lithium-Ion Battery (Type SB-AA02)
Battery Life (typical):  1 year


  • PC data logging/interface software on mini CD
  • USB extension cable
  • BA10 non rechargeable "1/2 AA" battery
  • User's Manual

One Year Limited Manufacture's Warranty

    • Weight
      0.5 lbs
    • SKU
  • Manufacturer
    General Tools and Instruments

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