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4.8
Error Messages
Megohmmeter Model 6505
• The insulation resistance is too low.
• Check your connections. The + and
V
• The insulation resistance is outside
• Check your connections. One of the
V
• The voltage present on the terminals
V
• The instrument alerts you but does
AC
• The voltage present on the terminals
V
AC
• Eliminate the voltage and restart the
• Indicates that the protective fuse of
• Replace the fuse as indicated in
- terminal of the instrument may be
short-circuited.
the measurement range.
terminals of the instrument may be
disconnected or the value measured
is > 4TΩ.
is greater than 25V
not prevent making the measure-
ment.
is too high for a measurement to be
made:
peak V > 0.4 Un
The test voltage, Un, is indicated by
the setting of the switch.
measurement.
the G terminal is defective.
§ 5.2.
or 35Vpeak.
AC
23
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