WLA300 Rev170606
27
DIAGNOSTICS
There are diagnostic codes built into the TankVisionPro. These diagnostic codes
can help in the troubleshooting process.
If there is no input on pin 2 of the remote light driver, the remote lights remain off.
The following
FAULTS
are displayed as long as the fault exists.
Figure 8. Diagnostics - Faults
Top 4 and Bottom 4
LEDs Alternately Flash.
Pressure Sensor high
output voltage.
(voltage > 4.6V)
Shorted wire on sensor cable
Pressure Sensor or Primary
Display Failure
Top 2 and Bottom 2
LEDs Alternately Flash.
Pressure Sensor not
detected at Primary
Display
(voltage < 0.3V)
Sensor cable not connected
Broken wire / bad connector on
sensor cable
Defective sensor
Datalink not detected at
Remote Display
Datalink cable not connected
Broken wire / bad connector on
datalink cable
Problem
Probable Cause
Display
The display cycles between normal and the following
WARNINGS
when a warning
condition exists.
Top and Bottom LEDs
Blink ON and OFF
The difference in voltage
from the Pressure Sensor
between tank empty and
tank full is too small.
(non-linear 3-swipes volt
change less than 0.16V)
(linear 4-swipes volt
change less than 0.66V)
Illegal calibration procedure.
Sensor cable not connected.
Broken wire / bad connector on
sensor cable.
Tank height less then 6”.
Defective sensor.
Problem
Probable Cause
Display
Summary of Contents for TankVisionPro WLA300
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