APPA 605 Gebruikershandleiding - Pagina 9
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If the reading for DAR is bigger than 1.3 or PI is bigger than 2,
it indicate a good insulation quality.
When the measured resistance is higher than the maximum
range, the screen will display "Err" symbol for PI/DAR value.
TEST button : Press once to start/interrupt the PI /DAR test.
Blue button : Press once during the PI/DAR test to display the
time left of the test.
The measured values after the PI test
PI=R10-min/R1-min
The measured values after the DAR test
DAR=R1-min/R30-sec
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