User's Manual
Table Of Contents
- 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
Parameter reference
SITRANS LR250 (PROFIBUS PA)
Operating Instructions, 01/2014, A5E32221386-AB
135
To access these parameters via SIMATIC PDM:
● Open the menu
Device – Maintenance
and select the
Remaining Device Lifetime
tab.
● After modifying values/units as required, click on
Write
to accept the change, and
Read
to
view the effect of the change.
● Click on
Snooze
to add a year to the Total Expected Device Life.
Time Units
Options
a)
Hours; days; years
Default: years
a)
Selectable only via SIMATIC PDM.
Lifetime Expected (4.2.1.)
Note
Note: The device always operates in years. Changing the units affects only the parameter
view of the Remaining Device Lifetime parameters in SIMATIC PDM.
Allows you to override the factory default.
Values
Units
a)
: hours, days, years
Range: 0 to 20 years
Default: 10.00 years
a)
Units are selectable only via SIMATIC PDM.
Time in Operation (4.2.2.)
Read only. The amount of time the device has been operating.
Remaining Lifetime (4.2.3.)
Read only.
Lifetime Expected (4.2.1.)
less
Time in Operation (4.2.2.).