Comet Commeter C3121, Инструкция по эксплуатации

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IE-COM-C3121-12
Operation of the device
Switching ON and OFF the device
Connect the external probe to the connector before switching ON
the instrument. Probe is calibrated with the delivered instrument and it is
not possible to replace it with another (if you have several instruments
of this type). Switch ON the instrument by pressing ON/OFF key.
After switching ON the instrument all symbols on the LCD are displayed.
If the ON/OFF key is being held pressed, all LCD symbols are displayed
till the key is released.
In usual operation instrument then starts the measurement mode
and actual measured values are displayed. If instrument is ON, do not
disconnect or connect the probe to prevent storing of incorrect value
to minimum and maximum memory.
Displaying of actual measured values
In this mode is instrument anytime after switching ON. It is possible to enter this mode from
other modes by pressing or by repeating pressing of MENU key. If the external probe is not
connected properly or probe temperature is out of measuring range, reading -- is displayed
on the appropriate LCD line.
Temperature is displayed on the upper LCD line and relative humidity
in %RH is displayed on the lower LCD line.
Press DISPLAY key to display other readings -
temperature in °C
on
upper line and dew point temperature on lower line (°C DP).