SRH77 Temperature-Humidity Meter

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The SRH77 measures relative humidity, pulp and air temperatures simultaneously.

It can also calculate wet bulb temperature.


  • Backlight display for dark environments
  • Sealed keypad which protects the instrument from spills and dust
  • Min/Max memory and Scan mode
  • Includes: Model 1075 General Purpose Puncture Probe, Model 4011 Pipe Strap Probe, and Model 5028 Humidity Probe


  • Range: -40°F to 300°F
  • Accuracy:
    • ±2% from 20 to 80% RH, otherwise 3%
    • 0.3°F or ±0.5% reading, whichever is greater
  • Resolution: 0.1°F, 1% RH
  • Powered by 9 volt alkaline battery (included)


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1 Review Hide Reviews Show Reviews

  • 5
    good for calibration

    Posted by ari adrianto on May 10th 2016

    this is high quality product for calibration.