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Commissioning
6.2 Operating via the handheld programmer
SITRANS LR250 with FOUNDATION FIELDBUS
50
Operating Instructions, 09/2021, A5E32221411-AH
Key functions in measurement mode
Key
Function
Result
Updates internal enclosure temperature
reading.
New value is displayed in LCD secondary re-
gion.
Updates echo confidence value.
Updates distance measurement.
Mode
opens PROGRAM mode.
Opens the menu level last displayed in this
power cycle, unless power has been cycled
since exiting PROGRAM mode or more than
10 minutes have elapsed since PROGRAM
mode was used. Then top level menu will be
displayed.
RIGHT arrow
opens PROGRAM mode.
Opens the top level menu.
UP
or
DOWN arrow
toggles between
AIFB 1 and AIFB 2.
Identifies which AIFB is the source of the
displayed value.
6.2.3
Programming
6.2.3.1
Programming the radar device
Note
•
While the device is in PROGRAM mode the output remains fixed and does not respond to
changes in the device.
•
The device automatically returns to Measurement mode after a period of inactivity in
PROGRAM mode (between 15 seconds and 2 minutes, depending on the menu level).
Change parameter settings and set operating conditions to suit your specific application. For
remote operation see Operating via AMS Device Manager (Page 65).