VOLTCRAFT ET-200 Bedienungsanleitung Seite 50

Each button press switches the function further; after the fourth. press, the function is
deactivated again.
DAR TIME2 : TIME1
DAR TIME2 : TIME1
PI TIME2 : TIME1
The measurement time runs concurrently in the main display as a check during the
measurement.
Measured values of DAR >1.3 or PI >2 indicate good insulation characteristics.
2F TIME/LOCK
In the measurement function "Insulation Measurement", the test time during long-term
measurement can be preset and the long-term measurement function can be activated.
Every brief press activates the time-limited long-term measurement and switches one
time preset further. Times can be adjusted in 8 steps from 15 seconds to 10 minutes
30 seconds.
A long press (>2s) activates the long-term measurement function. The lock symbol ap-
pears on the display. Another long press deactivates this function again.
2G "Up" arrow button
2H "Down" arrow button
The two arrow buttons enable the parameter adjustments.
In read mode for the internal memory (RECALL), the memory cell can be selected.
For the insulation measurement, the test voltage can be set in 10% steps in the range
from 50% to 120% of the respective measurement range.
2I TEST
Pressing the "TEST" button triggers the measurement in the insulation measurement
range (INSULATION) and in the low-ohm measurement range (Ω). In long-term measure-
ment, pressing the button ends the measurement.
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1min : 15s
1min : 30s
10min : 60s