RANGE button
The RANGE button enables manual measuring range selection in the voltage, current and im-
pedance measuring functions. This button is not active in any other measuring functions.
Every time it is pressed, the auto range function is deactivated (display “Auto” goes out) and
switches to the next higher measuring range. After the largest measuring range, it starts again
with the smallest one.
For switching off the manual measuring range selection, keep the “RANGE” button pressed for
approx. 2s. The display shows “Auto” again.
REL key
The REL key enables reference value measuring. The indicated measuring resistance can be
reset to zero, e.g. to avoid including the resistance of for measuring leads in low-ohmic meas-
urements.
Every time it is pressed, the auto range function is deactivated (display “Auto” goes out) The
symbol “REL” is displayed.
To turn the REL function off, press “REL”. To activate the autorange function, keep the “RANGE”
button pressed for approx. 2s. The display shows “Auto” again.
Hz% Key
The Hz% key enables direct switching to the frequency display in voltage and current measuring
areas. Press again to switch to pulse measurement “%”. Press again to switch back to normal
mode. Each press switches the function.
In the “Hz” measuring function, this button is used to switch to the pulse measurement “%”.
HOLD Button
The HOLD button makes it possible to manually capture the currently measured value. When
the function is active, the display shows “HOLD”. Pressing the button again switches the func-
tion off again.
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