User's Manual
Table Of Contents
- SITRANS LR250 (PROFIBUS PA)
- Legal information
- Table of contents
- 1 Introduction
- 2 Safety notes
- 3 Description
- 4 Installing/mounting
- 5 Connecting
- 6 Commissioning
- 7 Remote operation
- 8 Parameter reference
- 9 Service and maintenance
- 10 Diagnosing and troubleshooting
- 11 Technical data
- 12 Dimension drawings
- 12.1 Threaded horn antenna
- 12.2 Threaded horn antenna with extension
- 12.3 Flanged horn antenna
- 12.4 Flanged horn antenna with extension
- 12.5 Flanged encapsulated antenna (2"/DN50/50A sizes only)
- 12.6 Flanged encapsulated antenna (3"/DN80/80A sizes and larger)
- 12.7 Threaded PVDF antenna
- 12.8 Threaded connection markings
- 12.9 Raised-Face flange per EN 1092-1 for flanged horn antenna
- 12.10 Raised-Face flange per EN 1092-1 for flanged encapsulated antenna
- 12.11 Flat-Face flange
- 12.12 Process connection tag (pressure rated versions)
- A Appendix A: Technical reference
- B Appendix B: PROFIBUS PA profile structure
- C Appendix C: Communications via PROFIBUS
- D Appendix D: Certificates and Support
- 13 List of abbreviations
- 14 LCD menu structure
- Glossary
- Index

Commissioning
6.1 Operating via the handheld programmer
SITRANS LR250 (PROFIBUS PA)
44 Operating Instructions, 01/2014, A5E32221386-AB
Key functions in edit mode
Key
Name
Function
UP
or
DOWN arrow
Selecting
options
Scrolls to item.
Numeric
editing
• Increments or decrements digits
• Toggles plus and minus sign
RIGHT arrow
Selecting
options
• Accepts the data (writes the
parameter)
• Changes from
Edit
to
Navigation
mode
Numeric
editing
• 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
options
Cancels
Edit
mode without changing the
parameter.
Numeric
editing
• Moves cursor to plus/minus sign if this
is the first key pressed
• or moves cursor one space to the left
Clear
Numeric
editing
Erases the display.
Decimal point
Numeric
editing
Enters a decimal point.
Plus or minus sign
Numeric
editing
Changes the sign of the entered value.
to
Numeral
Numeric
editing
Enters the corresponding character.