General Tools and Instruments DTH03A - Manual (Page 6)

9. INDICATION FUNCTION
• Comfort degree indication
When the temperature is between 68º to 78.8ºF (20º to 26ºC), and the relative
humidity is between 40% and 70%, the LCD will show
“
COM
”, it means that the environment is comfortable.
When the relative humidity is between 70% and 90%, the LCD will show
“
WET
”, it means that the environment is too wet.
When the relative humidity is between 20% and 40%, the LCD will show
“
DRY
”, it means that the environment is too dry.
There will be no face icon shown if the humidity is between 40% and 70% with
the current temperature out of range of 68º to 78.8ºF (20º to 26ºC).
• Overrange indication
When the relative humidity is less than 20%, the LCD will show “Lo%”
When the relative humidity is more than 90%, the LCD will show “HI%”
• Temperature and humidity fluctuation indications
If the current temperature is higher than the temperature of the previous
period (a period is 10 seconds), the symbol “
” appears. “ ”
means the current temperature is the same as the previous period’s
temperature. “
” means the current temperature is lower than the
previous period’s temperature. By the same method, humidity fluctuation is
also indicated.
TIP
When a reading flashes, you can press Set Alm to adjust it. The meter will
return to the current clock mode from any other mode if you don’t operate it for
8 seconds.
NOTE
Whenever the meter fails, press RESET first. If RESET button doesn’t function,
replace the battery with a new one of the same type (“AAA”).
The meter’s temperature range is between 14° to 122°F (-10º to 50ºC).
DISPOSAL OF THIS ARTICLE
If you at some point intend to dispose this article, then please keep in mind that
many of its components consist of valuable materials, which can be recycled.
Please do not discharge it in the garbage bin, check with your local
council for recycling facilities in your area.
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