User's Manual

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Table Of Contents

Table of Contents
- Safety Notes
  - Safety marking symbols
- FCC Conformity
  - US Installations only: Federal Communications Commission (FCC) rules
- CE Electromagnetic Compatibility (EMC) Conformity
- The Manual
  - Application Examples
- Technical Support
  - Abbreviations and Identifications
SITRANS LR250 Overview
- Programming
- Applications
- Approvals and Certificates
  - Process Connections
Specifications
- Power
- Performance
- Interface
- Mechanical
- Environmental
- Process
- Approvals
- Programmer (infrared keypad)
- Dimensions
Installation
- Mounting location
- Installation Instructions
  - Threaded Version
  - Flanged Version
Wiring
- Power
- Connecting SITRANS LR250
- Wiring setups for hazardous area installations
- Instructions specific to hazardous area installations
  - (Reference European ATEX Directive 94/9/EC,
  - Annex II, 1/0/6)
Operating via the handheld programmer
- Activating SITRANS LR250
- Quick Start Wizard via the handheld programmer
- Auto False Echo Suppression
- Requesting an Echo Profile
- Level application example
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
- Maintenance and Diagnostics
- Communication
- Security
- Device Diagnostics
- AMS Menu Structure
Parameter Reference
- 1. Quick Start
- 2. Setup
- 3. Diagnostics
  - 3.1. Echo Profile
  - 3.2. Electronics Temperature
- 4. Service
- 5. Communication
  - 5.1. Device Address
- 6. Security
  - 6.1. Remote Access
    - 6.1.1. Access Control
  - 6.2. Local Access
    - 6.2.1. Write Protect
    - 6.2.2. PIN to Unlock
- 7. Language
Appendix A: Alphabetical Parameter List
Appendix B: Troubleshooting
- Communication Troubleshooting
- Device Status Icons
- General Fault Codes
- Operation Troubleshooting
Appendix C: Maintenance
- Unit Repair and Excluded Liability
  - Replacing the antenna
Appendix D: Technical Reference
- Principles of Operation
- Echo Processing
- Analog Output
- Maximum Process Temperature Chart
  - Flange Adapter versions of SITRANS LR250
- Process Pressure/Temperature derating curves
  - Horn Antenna or Wave Guide
- Loop power
Appendix E: Application Examples
- Liquid resin in storage vessel, level measurement
- Horizontal vessel with volume measurement
- Application with Stillpipe
  - Propagation Factor/Stillpipe Diameter
Appendix F: HART Communications
- SIMATIC PDM
- HART Electronic Device Description (EDD)
- HART Communicator 375 Menu Structure
- HART Version
  - Burst Mode
  - HART Multidrop Mode
Appendix G: ATEX Certificates
- ATEX Certificate SIRA 06ATEX2358X
- ATEX Certificate SIRA 08ATEX1301X
Appendix H: Firmware Revision History
Glossary
Index
LCD menu structure

7ML19985JE03 SITRANS LR250 (HART) – INSTRUCTION MANUAL Page 57

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SIMATIC PDM

Process Variables

To compare outputs in real time open the menu View – Process Variables and click on

Overview to see reading (level, space, distance, volume); analog output; device status; and

current electronics temperature.

To see highest and lowest electronics temperatures, navigate to Level Meter > Maintenance

and Diagnostics > Electronics Temperature.

Trend

Open the menu View – Process Variables and click on Trend.

space

4 trend lines can be

monitored:

(distinguished by color in

SIMATIC PDM).

distance

level

volume