TESTO 6383 - Page 58

4 Transmitter
58
Message Display Cause Remedying of fault
0081E Alarm 3** Depending on the
parameterization of the
relays
Depending on the
parameterization of the
relays
0081F Alarm 4** Depending on the
parameterization of the
relays
Depending on the
parameterization of the
relays
02900 2-point
adjustment drift*
In the 2-point
adjustment, corrections
repeatedly occur in the
same direction; this may
indicate a sensor drift
Send the probe into
Testo Service
02806 Condensation*
100 % RH has been
reached, condensation
developing
Take measures to
reduce process
humidity
02807
Values less than
0 % RH**
The adjustment or
sensor is faulty
Check adjustment (via
P2A adjustment history,
perform 2-point
adjustment where
necessary).
If the
problem persists,
contact Testo Service
02809 Sensor early
warning*
For testo 6617 probe
only: The cover
electrode of the sensor
is damaged; this may
soon cause the sensor
to break
Carry out visual
inspection. If the mirror-
like surface of the
sensor is dirty or
damaged, contact
Testo Service
* Early warning
** Current malfunction