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Operation
Fig.1
on PI Testing and value assessment can be
found in Megger Limited publications listed in
the Accessories page.
Automatic Discharge
When the TEST button is released after an
insulation test (or re-pressed if ltb feature is
enabled), a 200kΩ load is automatically
switched across the terminals to discharge the
item under test. Any voltage present will be
6
indicated on the display so that the discharge
can be monitored.
Typical Terminal Voltage Characteristics
Continuity Testing (Ω) (See fig.2)
The continuity tests are activated when the
probes make contact of less than a few kΩ. The
tests apply a constant current and measure the
resulting volt drop across the circuit under test.
The test operates without the need to press the
TEST button. When the test leads are removed
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