ATP Electronics HT-8892 User Manual

Precision hygro-thermometer

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User's Guide
Precision Hygro-Thermometer

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Summary of Contents for ATP Electronics HT-8892

  • Page 1 User's Guide Precision Hygro-Thermometer...
  • Page 2 Introduction Congratulations on your purchase of the Precision Hygro-Thermometer. This device measures Humidity, Air Temperature, Dew Point temperature and Wet Bulb temperature. Advanced features include Data Hold, Auto Power Off, and MAX/MIN reading. Careful use of this meter will provide years of reliable service.
  • Page 3: Specifications

    Specifications Function Range and Resolution Accuracy ±2%RH (40% to 60%) ±3%RH (20 to 40% and 60 to 80%) Humidity 0.0 to 100.0%RH ±4%RH (0 to 20% and 80 to 100%) -4.0 to 140.0 ±1.8 Temperature F (±1 (-20.0 to 60.0 -22.0 to –...
  • Page 4: Meter Description

    Meter Description Humidity & Temperature Sensor LCD Display Backlight button °C/°F /Wet Bulb/Dew Point button MIN/MAX button Power ON/OFF button Relative Humidity/Absolute Humidity button HOLD button Note: The battery compartment is located on the rear of the instrument...
  • Page 5: Display Description

    Display Description Relative Humidity % Absolute Humidity. Grams Per Cubic Meters Absolute Humidity. Grains Per Cubic Feet Humidity Display °C °F Dew Point Wet Bulb Hold Minimum Maximum Low Battery Auto Off Temp/WB/DP Display Absolute Humidity...
  • Page 6: Operation

    Operation Power Press the power button( ) to turn power on or off. Taking measurements 1. Hold the probe in the area to be tested. 2. Allow adequate time for readings to stabilize. 3. Pressing the MODE button toggles the top display between RH%, g/m and gr/ft 4.
  • Page 7 Wet Bulb measurements 1. To select the Wet Bulb measurement, press the °C/°F button until WB (°F or °C) appears in the lower right. Wet Bulb temperature is now displayed. Temperature measurements To select the temperature measurement, press the °C/°F button until °C or °F appears in the lower right.
  • Page 8 Minimum (MIN) Maximum (MAX) Function The MIN/MAX mode allows the user to view only the lowest (MIN) or highest (MAX) readings. Press the MIN/MAX button once and “MIN” appears on the display. The LCD is now displaying the minimum reading of the selected parameter in the display.
  • Page 9: Maintenance

    Maintenance Cleaning and storage 1. The meter should be cleaned with a damp cloth and mild detergent when necessary. Do not use solvents or abrasives. 2. Store the meter in an area with moderate temperature and humidity (refer to the operating and storage range in the specifications chart earlier in this manual).

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