KYORITSU 6201 - Manual (Page 18)

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6.2 Double Insulation Test
The Class 2 appliances have the indication of "DOUBLE INSULATION"
or the symbol of
F . Double insulation test is to check the insulation
resistance of the appliances is within the range defined in the standards.
(1) Power on the DUT
(2) Connect Test Lead M-7129 to Rpe terminal and clip the metal part
of DUT with alligator clip.
(3) Connect the mains plug of Safety class 2 DUT to test socket on the
instrument.
(4) Press the START switch when above preparation is completed.
(5) Measure the insulation resistance.
When it passes(1M Ω or more), lights up in green and
the test is completed. The measured value, which is passed the test, will be
displayed on the LCD .
Fig.13
○ Insulation