Care And Cleaning - geo-FENNEL FTH 100 Mode D'emploi

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OPERATION
· Turn the meter power ON/OFF .
· To override Auto Power Off function (Non-Sleep Mode): Firstly press hold/backlight button, then
press power button. After the full display appears, release both buttons. lcon " " will not shown on
the LCD. The unit will not auto power off now.
· Hold the probe in the area to be tested & allow adequate time for readings to stabilize.
· Press °F , °C, dew point, WBT select Button to enter select °F , °C, dew point Wet Bulb Measurement.
WET BULB is the evaporation temperature at the current humidity. DEW POINT is the temperature
at which humidity condenses.
· Read the Relative Humidity and Air Temperature, dew point temperature wet bulb temperature
· MAX/ MIN Button: Press MAX/MIN button to enter MAX, MIN Recording mode (manual range
only). Select the proper range before selecting MAX MIN to ensure that the MAX/MIN reading will
not exceed the testing range. Press once to select MIN. Press again to select MAX. Press and hold
the Button for over 2 second to turn off MAX, MIN Recording.
· DATA HOLD: Press Hold/backlight Button to enter hold function. The reading will be held when Data
Hold button is pressed.
· Press Hold/backlight Button for over 2 seconds to turn on or off backlight function.
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CARE AND CLEANING

BATTERY REPLACEMENT
If the sign appears on the LCD display, it indicates that the battery should be replaced. Open the
battery case and replace the exhausted battery with new battery. (1 x 9V battery NEDA 1604, 6F22 or
equivalent).
Warning:
• Do not immerse the probe in liquid; it is intended for use in air only.
• Don't expose the sensor to direct sunlight ( in solation ).
• Don't touch or manipulate the sensor.
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