Troubleshooting - wtw EcoLine LF 170 Bedienungsanleitung

The following messages could occur (shown in order of priority):
Message
Err
0FL
Measured value
flashes
----
Err
AoPt

Troubleshooting

Reason
Serious error that does not
permit any further measuring
χ
The /temperature value lies
outside the measuring range
(Overflow)
An overflow is present on the
corresponding recorder output
Error display in the LF-Check
mode
Error display in the measuring
mode
Hardware error
Measure
− Send the instrument to
WTW
− Adapt the measuring
range
− Check the sensor and
sensor connection
− Adapt the recorder range
− Adapt the measuring
range
− Check the measuring cell
and clean or replace it if
necessary
−
Check the standard
calibration solution and
replace it if necessary.
− Send the instrument to
WTW
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