Operating Instructions

Table Of Contents
Parameter name Parameter number Current selection
4. Changing a numeric value
Navigate to the desired parameter.
Press RIGHT arrow to open parameter view. The current value is displayed.
Press RIGHT arrow again to open Edit mode. The current value is highlighted.
Key in a new value.
Press RIGHT arrow
to accept it.
The LCD returns to parameter view and displays the new selection.
20.00
LOW CALIB. PT.
PREVIOUS
NEXT
EDITBACK
1.6
2
1
3
20.00
+20.00
LOW CALIB. PT.
1.6
Parameter name Parameter number Current selection
Key functions in edit mode
Key Name Function
UP or DOWN arrow Selecting op‐
tions
Scrolls to item.
Numeric ed‐
iting
Increments or decrements digits
Toggles plus and minus sign
RIGHT arrow Selecting op‐
tions
Accepts the data (writes the parameter)
Changes from Edit to Navigation mode
Numeric ed‐
iting
Moves cursor one space to the right
or, with cursor on Enter sign, accepts
the data and changes from Edit
to Navigation mode
LEFT arrow: Selecting op‐
tions
Cancels Edit mode without changing the
parameter.
Numeric ed‐
iting
Moves cursor to plus/minus sign if this
is the first key pressed
or moves cursor one space to the left
Clear Numeric ed‐
iting
Erases the display.
Commissioning
6.2 Operating via the handheld programmer
SITRANS LR250 with mA/HART
52 Operating Instructions, 10/2019, A5E32220602-AG