SPECIFICATIONS:
Display: ¾” LCD
Relative Humidity
Range: 0 to 100.0%
Resolution: 0.1%
Accuracy: ±3% mid-range, ±4% elsewhere
Dew Point and
Temperature Range: –4.0 to 122 °F (–20.0 to 50.0 °C)
Resolution: 0.1°
Accuracy: ±1°C
Sampling Rate: 1 second
Features: Electronic capacitance polymer lm sensor not
affected by condensation, Microprocessor sensor, Memory
(Min/Max), Auto power off, Simultaneous display of relative
humidity and temperature.
CONTROLS/INDICATORS
ON/OFF, HOLD, C/F (Celsius/Fahrenheit), RST (Reset), td
(Dew point), MN/MX (Minimum/Maximum).
OPERATION
1. Remove the protective cover.
2. Press the “ON/OFF” button to turn the meter on.
3. Press and hold the “C/F” button until the display changes
to the desired range.
Min/Max Function
1. Press and hold “MN/MX” button until “MIN” appears on
the display. The minimum relative humidity and minimum
temperature reading in memory are displayed
2. Press and hold “MN/MX” button until “MAX” appears on
display. The maximum relative humidity and maximum
temperature reading in memory are displayed
3. To return to current relative humidity and temperature
readings, press and hold “MN/MX” button until “MIN” or
“MAX” disappears from the display.
4. To clear minimum and maximum readings from memory,
press and hold “RST” (reset) button until the entire display
ashes. Release the button and the current relative
humidity and temperature are displayed. New minimum
and maximum relative humidity and temperature readings
will be recorded into memory.
Data Hold Function
1. Press “HOLD” button until “HLD” appears in display. The
current reading is now being held and will not change until
the hold function is canceled.
2. To cancel the hold function, press the “RST” (Reset)
button.
3. The “HOLD” feature will hold the readings for dew point,
relative humidity and temperature.
Dew Point Function
1. Press and hold “td” button until “td” appears on the display.
The current dew point temperature is displayed
2. To cancel the dew point temperature reading and return
to normal temperature display, hold “td” button until “td”
disappears from the display.
Auto Power Off Feature
1. Unit will turn itself off after 20 minutes. To return to the
display, press ON/OFF button.
2. To override Auto Power Off mode, turn the unit off and
press the “ON/OFF” and “MN/MX” button simultaneously.
After the full display appears, release the “ON/OFF”
button. When “n” appears on the display, release MN/MX
button.
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3. To re-activate the Auto Power Off feature follow step #2
above.
CAUTION: Do not immerse probe or unit into liquids as
permanent damage to the sensor will result.
ALL OPERATIONAL DIFFICULTIES
If this unit does not function properly for any reason, replace
the battery with a new high-quality battery (see “Battery
Replacement” section). Low battery power can occasionally
cause any number of “apparent” operational difculties.
Replacing the battery with a new fresh battery will solve most
difculties.
BATTERY REPLACEMENT
Erratic readings, a faint display, no display, or ashing display
are all indicators that the battery must be replaced. Slide the
panel on the back of the unit in the direction of the arrow. Replace exhausted batteries new alkaline AAA batteries. Slide
the battery compartment cover back into place. Replacement
battery Cat. No. 1105.
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92-4392-00 Rev. 1 061716
TRACEABLE
POCKET
HYGROMETER/
DEW POINT
THERMOMETER
INSTRUCTIONS
®
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