PTDB90690001.qxd:PTDB9069-02.qxd
10.0 Indications on the LCD
Measurement Function
UAC
UDC
UDC
Low Ω
Low Ω
Low Ω
Riso
UProtection Level
UAC, UDC,
Low Ω,
UProtection Level
Riso
02.10.2008
15:37 Uhr
Display
Seite 35
Indications on the LCD
Signification
Overflow, voltage present exceeds
600VAC.
Immediately disconnect voltage from
measurement instrument!
Overflow, voltage present exceeds +600
VDC.
Immediately disconnect voltage from
measurement instrument!
Overflow, voltage present is below -600
VDC.
Immediately disconnect voltage from
measurement instrument!
Overflow, resistance > 19,99 Ω.
Test lead resistance compensated.
The internal fuse has tripped and must
be replaced by an authorised person.
External voltage present, consequently,
the Low Ω
-measurement cannot be carried out.
Immediately disconnect voltage from
measurement instrument!
Warning symbol, reference to limit
value excess or-
Measurement range excess in one mea-
surement function
Overflow display, insulation resistance
> 1.999 GΩ
35