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GMC-I Messtechnik GmbH
17
10.2.1 RISO – LN-PE
Note!
All switches at the device under test
must be set to the on position during
measurement of insulation resis-
tance, including temperature con-
trolled switches and temperature reg-
ulators as well.
Measurement must be performed in
all program steps for devices
equipped with program controllers.
Measurement is performed in the de-ener-
gized state.
Connection
➭
Insert the test object’s mains plug into
the test socket.
Procedure
➭
Press the
R
ISO
key.
➭
Select the “
LN-PE
” menu with the help of
the
scroll keys.
➭
Start the measurement by pressing the
OK
key.
➭
Review the preconfigured parameters for
the heating element (Heat Yes/No) and
for test voltage (250 V/500 V), select
them if necessary using the
scroll
keys and adjust them to the momentary
value using the
scroll keys.
➭
Wait until the measurement settles in.
➭
If the respective measured value is larger
than the specified limit value,
OK
appears
at the display and the
LED lights up
green.
➭
You can repeat the measurement by
pressing the
scroll key (reset), after
which the LED
goes out briefly until
the next measurement is performed.