User's Manual
Table Of Contents
- Table of Contents
- SITRANS LR250 Overview
- Specifications
- Installation
- Wiring
- Operating via the handheld programmer
- Operating via SIMATIC PDM
- Functions in SIMATIC PDM
- Quick Start Wizard via SIMATIC PDM
- Changing parameter settings using SIMATIC PDM
- Parameters accessed via pull-down menus
- Operating via AMS Device Manager
- Functions in AMS Device Manager
- Features of AMS Device Manager
- Device Description (DD)
- Configuring a new device
- Startup
- Pull-down menu access
- Device configuration
- Quick Start Wizard via AMS Device Manager
- Maintenance and Diagnostics
- Remaining Device Lifetime [see Remaining Device Lifetime (4.2.) on page 99]
- Remaining Sensor Lifetime [see Remaining Sensor Lifetime (4.3.) on page 102]
- Service Schedule [see Service Schedule (4.4.) on page 105]
- Calibration Schedule [see Calibration Schedule (4.5.) on page 108]
- Electronic Temperature
- Wear (see Wear on page 56)
- Communication
- Security
- Device Diagnostics
- AMS Menu Structure
- Functions in AMS Device Manager
- Parameter Reference
- 1. Quick Start
- 2. Setup
- 3. Diagnostics
- 4. Service
- 5. Communication
- 6. Security
- 7. Language
- Appendix A: Alphabetical Parameter List
- Appendix B: Troubleshooting
- Appendix C: Maintenance
- Appendix D: Technical Reference
- Principles of Operation
- Echo Processing
- Analog Output
- Maximum Process Temperature Chart
- Process Pressure/Temperature derating curves
- Loop power
- Appendix E: Application Examples
- Appendix F: HART Communications
- Appendix G: ATEX Certificates
- Appendix H: Firmware Revision History
- Glossary
- Index
- LCD menu structure
Page 118 SITRANS LR250 (HART) – INSTRUCTION MANUAL 7ML19985JE03
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B: Troubleshooting
Device Status Icons
Icon
Priority
Level
Meaning
1
• Maintenance alarm
• Measurement values are not valid
2
• Maintenance warning: maintenance demanded immediately
• Measured signal still valid
3
• Maintenance required
• Measured signal still valid
1
• Process value has reached an alarm limit
2
• Process value has reached a warning limit
3
• Process value has reached a tolerance limit
1
• Configuration error
• Device will not work because one or more parameters/components is
incorrectly configured
2
• Configuration warning
• Device can work but one or more parameters/components is incorrectly
configured
3
• Configuration changed
• Device parameterization not consistent with parameterization in project.
Look for info text.
1
• Manual operation (local override)
• Communication is good; device is in manual mode.
2
• Simulation or substitute value
• Communication is good; device is in simulation mode or works with substi-
tute values.
3
• Out of operation
• Communication is good; device is out of action.