PTDB90690001.qxd:PTDB9069-02.qxd
Indications on the LCD
Measurement Function
Riso
Riso
Riso
Riso
Riso
UProtection Level
UProtection Level
All
All
All
All
All
All
All
36
02.10.2008
15:37 Uhr
Display
Signification
MΩ/GΩ (blinking)
Test voltage present at output sockets. Measure-
ment running.
Limit value for Riso is 0.5 MΩ
Limit value for Riso is 1 MΩ
Limit value for Riso is 2 MΩ
Function-Timer measurement is switched on
Overflow, either no overvoltage protection device
connected or the measurement value is exceeding
625 VAC
Overflow, either no overvoltage protection device
available or the measurement value is exceeding
1000 VDC
LC backlight is switched on.
batteries are nearly empty and must be replaced.
The measurement results do no longer comply
with the specifications.
(blinking)-batteries are empty, instrument opera-
tion is no longer possible, the instrument will
switch off shortly.
Minimum one measurement result is stored into
the memory.
The saved data is presently sent via the serial in-
terface.
---
The instrument is ready for operation.
-
The instrument is currently running a measement.
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