Siemens SITRANS LG250 Operating Instructions Manual page 41

Setup - Scaling Level
Setup - Scaling Level 1
PBD-51041388
Fig. 23: Vessel height and socket correction value
D Vessel height
+h Positive socket correction value
-h Negative socket correction value
Since scaling is very extensive, scaling of the level value was divided
into two menu items.
In menu item "Level 1" you define the scaling variable and the scaling
unit for the level value on the display, e.g. volume in l.
SITRANS LG250 - Operating Instructions
41