Mode Key; Hires Key; Disabling The Auto Power Off Function - HT Instruments HT63 Manuel D'utilisation

HT63

4.2.5. MODE key

Pressing the MODE key allows selecting a double function on the rotary switch. In
particular, it is active in position CAP
to select diode test, continuity test,
capacitance measurement and resistance measurement, in position Temp°C°F to select
, A
temperature measurement in °C o °F and mA to select AC or DC measurements.
In position VHz%, pressing the MODE key activates/deactivates the function, which
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allows reading AC voltage with a low-pass filter, capable of reducing the effects of
disturbance on the signal. In this condition, the instrument switches to Manual mode.

4.2.6. HIRES key

Press the HIRES key activates the instrument s high-resolution operating mode, and the
'
message HiRes appears on the display. In this condition, the instrument switches to 4½
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digits (60000 dots) for a better detail on data reading. This function is not active in
positions Temp°C°F and in the capacitance measurement. Press again the HIRES key for
a long time in order to go back to 3½ digits (6000 dots) standard display.

4.2.7. Disabling the Auto Power Off function

In order to preserve internal batteries, the instrument switches off automatically
approximately 15 minutes after it was last used. To disable the Auto Power Off function,
proceed as follows:
 Switch off the instrument (OFF)
 Press and hold the MODE key and switch on the instrument by turning the rotary
switch. The message 1OFF appears on the display.
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 Switch off and then on again the instrument to enable the function.
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