By default, the EP8703 displays ambient
and dew point temperatures in °F.
To
switch to °C
, press the
F/C
button.
Pressing any button turns on the green
backlight for 10 seconds.
To extend the life of the “9V” battery
powering the EP8703, the unit’s Auto Power
Off (APO) function will automatically shut
down the instrument if no front-panel
buttons are pressed within any 20-minute
period.
To disable the APO function
, power
on the unit in a special way by pressing and
holding the
DEW
button while pressing the
button. The LCD will confirm that you
are disabling the APO function by displaying
its complete set of icons until you release
the
DEW
button. The APO function will be
enabled the next time you power on the unit
in the normal way.
To power off the EP8703
, press and hold
the button for at least 3 seconds.
CALIBRATING THE METER
Your EP8703 was calibrated at the factory,
so its measurements should remain within
their specified tolerance for several years.
However, you can re-calibrate the unit
yourself to reassure yourself of the
accuracy of readings, especially after the
instrument has been operated for many
8
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