Velleman HPS10 Personal Scope Manuel D'utilisation page 34

Probe setup
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34
Fig 26
Fig 27
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Fig 28
HPS10 PersonalScope
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At 1s/div timebase or slower, the readouts are forced
to the instant information. 'Vs' (Fig. 25)
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If no key is pressed during 10 seconds, the unit
returns to its previous operating mode and the
cursorkeys are set for changing the timebase and
sensitivity.
probe
PROBE SETUP
x1/x10
Press the 'Probe x1/x10'-key to set the measurements
accordingly the x1/x10-probe setting. (Fig. 25)
Notes:
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Automatically calculate the correct readouts
depending the x1 or x10 probe setting.
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An 'x10' symbol is displayed if this mode has been
selected.
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X10 measuring probes should be calibrated!
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IMPORTANT: Set the measuring probe in the x10
position for measuring high voltages (>100Vp+dc)
Setting up a X10 measuring probe
When used in the X10 position, a measuring probe
should always be callibrated to the measuring instrument
being used, in this case the Personal Scope. (Fig. 27)
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Open the battery cover.
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Set the probe input to X10
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Set the voltage per division to 1V
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Set the time per division to 0.1ms
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Select AC for the input.
Use the probe to perform measurements at the
preselected point under the battery cover. Adjust the
trimmer of the measuring probe in order to obtain a
square wave signal with a top that is as flat as possible.
(Fig. 28)
TM