46
12.6 Change the display unit in the operating mode
Switching between length indication (mm) and percentage.
►
Briefly press [
▲
] or [
▼
] in the operating mode.
> The selected unit is displayed for 30 s, the corresponding LED is on. With each
push of the button the display type is changed.
12.7 Error indications
Possible cause
Recommended measures
[Err]
Fault in the electronics.
Replace the unit.
[nPrb]
Probe detached from the unit;
possibly incorrect setting of the
probe length.
Check whether the probe is still
attached to the unit. Check the
parameter [LEnG].
[SEnS]
Measurement disturbed
by heavy foam build-up or
turbulence.
• Install the unit in a still pipe or
.
• Set / increment [dFo]
Measurement disturbed by
separation layers (e.g. oil layer
on water).
• Remove oil by suction.
• Stir the medium.
• Check the composition.
Probe or process connection
soiled.
Clean the probe and the process
connection.
Installation conditions not
adhered to.
• Follow the installation instructions
• Carry out or repeat a tank
Probe length or sensitivity
(setting to the medium) incorrect.
Correct settings
adjustment, if necessary
.
[SCx] + LED 7
[SCx] + LED 8
Flashing: short circuit in
switching output OUT1 or OUT2. Remove the short circuit.
[SC] + LED 7
+ LED 8
Flashing: short circuit in both
switching outputs.
Remove the short circuit.
[PArA]
Faulty data set