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Commissioning
6.2 Operating via the handheld programmer
SITRANS LR250 with FOUNDATION FIELDBUS
56
Operating Instructions, 09/2021, A5E32221411-AH
Operation
Operation
Description
NO SERVICE
Measurement and associated loop current are not updated, and the device
defaults to Fail-safe mode
a)
.
LEVEL
* Distance to material surface referenced from Low calibration point
SPACE
Distance to material surface referenced from High calibration point
DISTANCE
Distance to material surface referenced from Sensor reference point
a)
See
Material Level (2.3.5.)
for more detail.
①
Space
④
High calibration point (process full level)
②
Level
⑤
Sensor reference point
a)
③
Distance
⑥
Low calibration point (process empty level)
a)
The point from which High and Low Calibration points are referenced: see
Dimension
Drawings
.
Low calibration point
Distance from Sensor Reference to Low Calibration Point: usually process empty level. (See
Operation
for an illustration.)
Values
Range: 0.00 to 20.00 m