Siemens SITRANS LG250 Operating Instructions Manual page 42

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The function "Echo curve memory" enables storing echo curves of
the measurement.
Under the sub-menu item "Echo curve memory" you can store the
current echo curve.
Parameter settings for recording the echo curve and the settings of
the echo curve itself can be carried out in the adjustment software
PACTware.
With the adjustment software PACTware and the PC the high-reso-
lution echo curve can be displayed and used later on to assess the
quality of the measurement.
6.4.4 Additional adjustments
In this menu item, the internal clock of the sensor is set.
After a reset, certain parameter adjustments made by the user are
reset.
Note:
After this menu window, the reset process is carried out. No further
safety inquiry follows.
The following reset functions are available:
Delivery status: Restores the parameter settings at the time of ship-
ment from the factory, incl. order-specific settings. Any stored false
signal suppression or user-programmed linearisation curve, as well
as the measured value memory, are deleted.
Basic settings: Resetting of the parameter settings incl. special
parameters to the default values (presettings) of the respective instru-
SITRANS LG250 - Operating Instructions PBD-51041053