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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. 
2.     Wet Bulb temperature is now displayed. 

 

 

 

 

 
 

Temperature measurements 

1.  To select the temperature measurement, 

press the 

°C/°F

 button until °C or °F appears 

in the lower right. 

2.  Temperature is now displayed. 
 

 
 
 
 
 

Data Hold 

Press the HOLD button momentarily to freeze the 
displayed readings. ”

HOLD”

  will appear on the 

lower right-hand side of the display. Press the 
HOLD button again to return to normal operation. 

 

Summary of Contents for HT-8892

Page 1: ...User s Guide Precision Hygro Thermometer ...

Page 2: ...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: ...r Sensor Type Humidity Precision capacitance sensor Temperature Thermistor Absolute Humidity 0 to 500g m3 0 to 218 5gr ft3 calculated from RH and Air temperature measurements Wet Bulb 32 to 176 F 0 to 80 C calculated from RH and Air temperature measurements Dew Point 22 to 212 F 30 to 100 C calculated from RH and Air temperature measurements Operating Conditions 32 to 122o F 0 to 50o C 80 RH non c...

Page 4: ...r 2 LCD Display 3 Backlight button 4 C F Wet Bulb Dew Point button 5 MIN MAX button 6 Power ON OFF button 7 Relative Humidity Absolute Humidity button 8 HOLD button Note The battery compartment is located on the rear of the instrument 1 2 3 4 5 6 7 8 ...

Page 5: ...dity 2 Absolute Humidity Grams Per Cubic Meters 3 Absolute Humidity Grains Per Cubic Feet 4 Humidity Display 5 C 6 F 7 Dew Point 8 Wet Bulb 9 Hold 10 Minimum 11 Maximum 12 Low Battery 13 Auto Off 14 Temp WB DP Display 15 Absolute Humidity ...

Page 6: ... F button toggles the lower display between Temperature F Temperature C Dew Point C Dew Point F Wet Bulb C and Wet Bulb F Absolute Humidity measurements 1 To select the Absolute Humidity measurement press the MODE button until g m 3 or gr ft 3 and abs appears in the LCD 2 Absolute Humidity is now displayed Dew Point measurements 1 To select the Dew Point measurement press the C F button until DP F...

Page 7: ...played Temperature measurements 1 To select the temperature measurement press the C F button until C or F appears in the lower right 2 Temperature is now displayed Data Hold Press the HOLD button momentarily to freeze the displayed readings HOLD will appear on the lower right hand side of the display Press the HOLD button again to return to normal operation ...

Page 8: ...ered Press the MIN MAX button again to exit the MIN MAX mode and the MAX or MIN icon will disappear Note While powering on the meter per time it restarts recording Minimum and Maximum and the recordings don t stop until the meter is turnned off Backlight Press to turn on the backlight To turn the backlight off press again Automatic Power OFF The meter has a default setting that automatically shuts...

Page 9: ...and humidity refer to the operating and storage range in the specifications chart earlier in this manual Battery Replacement When the battery power falls low the battery symbol will appear on the LCD Replace the 9 Volt battery by removing the Philips head screw holding the rear battery compartment cover to access the battery compartment Ensure that the compartment cover is securely fastened when f...

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