TRIPLETT RHT60 Precision Psychrometer User Manual
- June 6, 2024
- TRIPLETT
Table of Contents
**TRIPLETT RHT60 Precision Psychrometer User Manual
**
Introduction
Congratulations on your purchase of the Triplett Model RHT60 HygroThermometer with Wet Bulb and Dew Point.. 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.
Meter Description
- Humidity and Temperature Sensor
- LCD Display
- Power ON/OFF Button
- MIN/MAX Button
- °F/°C/WBT (Wet Bulb)/Dew Point button
- HOLD/Backlight Button
Note: The battery compartment is located on the rear of the instrument.
Display Description
- Relative Humidity %
- Dew Point
- Wet Bulb
- °F/°C
- Temp/Wet Buld/ Dew Point Display
- Maximum
- Minimum
- Low Battery Indicator
- Hold
- RH% Measurement
- Auto Power OFF Indicator
Operation
Power
Press the power button ( ) to turn power on or off
Taking measurements
- Hold the probe in the area to be tested.
- Allow adequate time for readings to stabilize.
- The Relative Humidity measurement appears in the top display.
- Pressing the °F/°C/WBT/Dew Point button toggles the lower display between Temperature (°F), Temperature (°C), Dew Point (°C), Dew Point (°F), Wet Bulb (°C) and Wet Bulb (°F).
Dew Point measurements
- To select the Dew Point measurement, press the °F/°C/WBT/Dew Point button until DEWPOINT (°F or °C) appears in the lower right.
- Dew Point temperature is now displayed.
Wet Bulb Measurements
- To select the Dew Point measurement, press the °F/°C/WBT/Dew Point button until WETBULB (°F or °C) appears in the lower right.
- Wet Bulb temperature is now displayed.
Temperature measurements
- To select the temperature measurement, press the °F/°C/WBT/Dew Point button until °C or °F appears in the lower right.
- Temperature is now displayed
Data Hold
Press the button to momentarily freeze the displayed readings. HOLD will appear on the upper left hand side of the display. Press the again to return to normal operation.
Minimum (MIN) Maximum (MAX) Function
The MIN/MAX mode allows the user to view only the lowest (MIN) or highest (MAX) readings. Press the MAX/MIN button once and “MAX” appears on the display. The LCD is now displaying the maximum humidity in the top display and the maximum reading of the selected parameter in the bottom display. The display will not change until a higher reading is registered. Press the MAX/MIN button again and “MIN” appears on the display.
The LCD is now displaying the minimum humidity and the minimum second reading in the bottom display. The display will not change until a lower reading is registered.
To exit the MIN/MAX mode, press and hold the MIN/MAX button for 2 seconds until the “MAX” or “MIN” icon disappears.
Note: Readings are automatically reset when switching from one display to the next (MAX to MIN).
Backlight
Press and hold the light button ( 
) until the backlight comes on.
To turn the backlight off press and hold the light button (
) until the backlight turns
off.
Automatic Power OFF
The meter has a default setting that automatically shuts the meter off after
10 minutes (indicated by the symbol on the display. This battery saving
feature can be disabled. To disable the auto power off function, simply press
and hold the hold button while powering on. The symbol
will not appear when auto power off has been disabled. The meter will revert
to the default auto-off mode when powered off.
Maintenance
Cleaning and storage
o The meter should be cleaned with a damp cloth and mild detergent when necessary. Do not use solvents or abrasives.
p 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).
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 finished.
You, as the end user, are legally bound (Battery ordinance) to return all used batteries and accumulators; disposal in the household garbage is prohibited!
You can hand over your used batteries / accumulators at collection points in your community or wherever batteries / accumulators are sold!
Disposal: Follow the valid legal stipulations in respect of the disposal of the device at the end of its lifecycle
Specifications
| |
---|---|---
Function| Range and Resolution| Accuracy
Humidity| 0.0 to 10.0%RH| ±3%RH
10.0 to 90.0%RH| ±2%RH
90.0 to 100.0%RH| ±3%RH
Temperature| -30.0 to -20.0oC| +/-0.9°F (+/-0.5°C) (at 25°C)
+/-1.5°F (+/-0.8°C) at all other ranges
-22.0 to – 4.0oF
-19.9 to 70.0oC
-3.9 to 158.0oF
70.1 to 100.0oC
158.1 to 199.0oF
Wet Bulb| 0 to 80°C (32 to 176°F)| Calculated from RH and
air
Dew Point| -30 to 100°C (-22 to 199°F)| temperature measurements
Display Dual LCD
Response Time: <30 seconds (90% of final value in moving air)
Operating Conditions 32 to 104oF (0 to 40oC); < 80% RH noncondensing
Storage Conditions -40 to 185oF (-40 to 85oC); <99% RH noncondensing
Power Supply 9 Volt battery
Battery Life Approx. 24 hours
Dimensions / Weight 8.9 x 1.7 x 1.3” (225 x 45 x 34mm); 7.0 oz (200g)
Warranty
Triplett / Jewell Instruments extends the following warranty to the original purchaser of these goods for use. Triplett warrants to the original purchaser for use that the products sold by it will be free from defects in workmanship and material for a period of (1) one year from the date of purchase. This warranty does not apply to any of our products which have been repaired or altered by unauthorized persons in any way or purchased from unauthorized distributors so as, in our sole judgment, to injure their stability or reliability, or which have been subject to misuse, abuse, misapplication, negligence, accident or which have had the serial numbers altered, defaced, or removed. Accessories, including batteries are not covered by this warranty
Copyright © 2021 Triplett
References
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