Omron K7GE-MG User Manual page 154

7 Troubleshooting
7-1 Troubleshooting
Check the following table if the K7GE-MG does not perform the expected operation.
No. When
1 At power ON
2
At power ON
3
At power ON
4
At power ON
7 - 2
Problems
Power supply is unstable,
such as a flickering display.
Sudden alarm output when
attempting to check the setting
parameters.
ERR indicator is
TRIG FIN
LVL
lit, and 8888 is
8888
displayed.
MANU ERR AGE
→ A system
error occurred.
The PWR
indicator is not lit
on some Probe
Units.
Cause
A wire may be Check again that the
connected to the wire is securely
release hole in a connected to the
Push-In Plus terminal terminal hole. Also
block. check the other
terminals.
When moving to a level As an example of a
other than the countermeasure to this,
Operation Level, the provide a switch that
ALM 1 and ALM 2 can short-circuit the
output contacts turn output contacts of the
OFF, regardless of the ALM 1 and ALM 2, and
setting value of the use it to short-circuit the
Alarm Polarity setting contacts during setting
parameter. An external parameter operations
device may have and to release the short
judged this to be an circuit after returning to
alarm. the Operation Level.
The channel numbers Check that the channel
of the Probe Units may numbers of the Probe
be duplicated. Units are correctly set to
consecutive numbers
starting from 1.
If the channel numbers It is necessary to
are not duplicated, a perform repair work.
hardware failure has Contact your OMRON
occurred. representative.
The connectors are not Check the connections
mated properly between between the Units
the Units. again.
If there is no It is necessary to
improvement in perform repair work.
operation, the Probe Contact your OMRON
Unit may have a representative.
hardware failure.
Insulation Resistance Monitoring Device User's Manual (N224)
Correction Reference
3-4 How to
Connect to
the Push-In
Plus Terminal
Blocks on
page 3-7
4-5 Current
Limiter on
page 4-23
3-3 Setting
the Channel
Number on
page 3-6
-
3-2
Installation on
page 3-3
-