Siemens 7ML5431 - Page 60

Commissioning
6.2 Operating via the handheld programmer
SITRANS LR250 with mA/HART
60 Operating Instructions, 10/2019, A5E32220602-AG
Response Rate
Sets the reaction speed of the device to measurement changes in the target range. Use a
setting just faster than the maximum filling or emptying rate (whichever is greater).
Options
Response Rate (1.3.)
Fill rate per Minute (2.4.2.)/Empty rate per
Minute (2.4.3.)
*
SLOW
0.1 m/min (0.32 ft/min)
MED
1.0 m/min (3.28 ft/min)
FAST
10.0 m/min (32.8 ft/min)
Units
Sensor measurement units.
Options
m, cm, mm, ft, in.
Default: m
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 (2.5.1.) for more detail.