Device
44
4.3
Selecting the measu-
ring mode
As the Wöhler HBF 420 offers two measuring
modes, you have to select the measuring probe
(see chapter 3.4). Proceed as follows:
After having switched on the meter press the
Set key (1) twice to bring up the menu for se-
lecting the measuring mode.
HINWEIS!
Having pressed the Set key once, wait until the
temperature value is displayed, until you press the
Set-key a second time.
"PB" (Probe) and the respective symbol for
the dielectric measurement and the resistance
measurement will be displayed.
Fig. 5: Dielectric measurement
Press the upper center key (2), to select the
dielectric measuring mode (measurement with
probe at the top of the device).
In the top of the display ((•)) and a square with the
opening facing downwards will appear.
Fig. 6: Resistance measurement
Press the lower center key (4), to select the
resistance measuring mode (measurement
with needles).
At the bottom of the display a square with the
opening facing downwards will appear.
Press the Set key (1) to confirm.
NOTE!
If you switch off the meter and switch it on again,
the meter is in the measuring mode selected be-
fore it had been switched off.
You are now in the menu to select the material
codes.
(If you do not want to change the measuring
mode, press the ON/OFF key (3) instead of con-
firming).
Содержание HBF 420
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