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Service and Troubleshooting
August 2017
6.3
Troubleshooting guide
If there is a malfunction despite the absence of alerts, see
and recommended actions.
The troubleshooting guide contains the following symptoms:
Incorrect level
Incorrect or missing interface level
Power module
Device display
Wireless network
6.3.1
Incorrect level readings
Symptom
The level readings do not correspond to a
reference measurement, for example a
handgauged value.
There is no level reading.
Level spikes or level is suddenly reported
as full or empty.
Level stuck in full.
90
PRELIMINARY
readings, see
page
90.
reading, see
troubleshooting, see
page
troubleshooting, see
page
troubleshooting, see
page
Possible cause and recommended actions
Table 6.3.1
for information on possible causes
page
91.
92.
92.
92.
Check the Tank Height parameter, refer to
page
162.
Check Thresholds, refer to
"Adjusting thresholds" on page
Run Verify Level, see
"Verify level" on page
Check transmitter configuration. Run Basic Setup, refer to
setup" on page
73.
The tank is empty. No action is needed.
Check Thresholds, refer to
"Adjusting thresholds" on page
Check the Upper Product Dielectric Constant, see
dielectric constant" on page
163.
The transmitter is configured with wrong Probe Type, refer to
"Probe type" on page
162.
Check Thresholds, see
"Adjusting thresholds" on page
The transmitter has locked on disturbing obstacles at top of the
tank. See
"Handling disturbances at the top of the tank" on
page 102
for recommended actions.
The surface is turbulent. Set the Performance Mode to High to get
a stable measurement signal, refer to
echoes" on page
106.
The tank is full. Check the product level.
Check Thresholds, see
"Adjusting thresholds" on page
The transmitter has locked on disturbing obstacles at top of the
tank. See
"Handling disturbances at the top of the tank" on
page 102
for recommended actions.
The transmitter is configured with wrong Probe Type, refer to
"Probe type" on page
162.
The reference peak is not detected since it is weaker than the
Reference Threshold. Adjust Reference Threshold to an
appropriate value so that reference peak is not filtered out. Refer
to
"Adjusting thresholds" on page
Reference Manual
00809-0100-4308, Rev CA
"Tank height" on
94.
74.
"Basic
94.
"Upper product
94.
"Noise or weak surface
94.
94.
Service and Troubleshooting
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Troubleshooting
