VEGA VEGATOR 622 - Manual (Page 17)

VEGATOR 620 … 622 17
5 Diagnostics
5.1 Maintenance
The instrument is maintenance free.
5.2 Repair
Repairs require accessing internal parts of
the instrument to correct an instrument de-
fect. For safety and warranty reasons, repair
must only be carried out by qualified VEGA
personnel.
In case of a defect, please return respective
instrument with a short description of the flaw
to our repair department.
Failures are short-term malfunctions caused
by wrong adjustment or defects in the sensor
or in the connection cables.
Failures, their possible causes and their
rectification are listed under „5.3 Failure recti-
fication“.
Setup / Diagnostics
Procedure
• Set both potentiometers (9 and 10) to 0.
• Fill the vessel to min. level.
• Turn the min. potentiometer (10) very
slowly clockwise until the status indication
(2) changes, i.e. lights in mode A, extin-
guishes in mode B.
• Now turn the potentiometer (9) to 10.
• Continue filling the vessel to max. level, the
status indication (2) remains unchanged.
• Turn the max. potentiometer (9) very slowly
anticlockwise until the status indication (2)
changes, i.e. extinguishes in mode A, lights
in mode B.
• The signal conditioning instrument is now
ready for operation.
Please close with the transparent cover
(15).
Note:
VEGATOR 622 can also be used for single
point control. The max. potentiometer must
be set to 0, the min. potentiometer then acts
as single point adjustment.