Operating Instructions
Table Of Contents
- SITRANS LR250 with mA/HART
- Legal information - Warning notice system
- Table of contents
- 1 Introduction
- 2 Safety information
- 3 Description
- 4 Installing/mounting
- 5 Connecting
- 6 Commissioning
- 7 Remote operation
- 7.1 Operating via SIMATIC PDM
- 7.1.1 Functions in SIMATIC PDM
- 7.1.2 Initial setup
- 7.1.3 Updating the Electronic Device Description (EDD)
- 7.1.4 Quick Start Wizard via SIMATIC PDM
- 7.1.5 Changing parameter settings using SIMATIC PDM
- 7.1.6 Parameters accessed via pull-down menus
- 7.1.6.1 Echo profile utilities
- 7.1.6.2 Echo profile
- 7.1.6.3 View saved echo profiles
- 7.1.6.4 TVT Shaper
- 7.1.6.5 Auto false echo suppression
- 7.1.6.6 Echo setup
- 7.1.6.7 Maintenance
- 7.1.6.8 Select analog output
- 7.1.6.9 Self test
- 7.1.6.10 Loop test
- 7.1.6.11 Configuration flag reset
- 7.1.6.12 Master reset
- 7.1.6.13 Wear
- 7.1.6.14 HART Communication
- 7.1.6.15 Process variables
- 7.1.6.16 Trend
- 7.1.6.17 Device status
- 7.1.6.18 Update
- 7.1.6.19 Security
- 7.2 Operating via AMS Device Manager
- 7.3 Operating via FDT (Field Device Tool)
- 7.1 Operating via SIMATIC PDM
- 8 Parameter reference
- 9 Service and maintenance
- 10 Diagnosing and troubleshooting
- 11 Technical data
- 12 Dimension drawings
- 12.1 Universal polymeric flange
- 12.2 Aluminum horn antenna
- 12.3 Mounting bracket
- 12.4 Aluminum horn with polypropylene lens antenna and polymeric flange
- 12.5 Stainless steel threaded horn antenna
- 12.6 Stainless steel threaded horn antenna with extension
- 12.7 Stainless steel flanged horn antenna
- 12.8 Stainless steel flanged horn antenna with extension
- 12.9 PTFE Flanged encapsulated antenna (2"/DN50/50A sizes only)
- 12.10 PTFE Flanged encapsulated antenna (3"/DN80/80A sizes and larger)
- 12.11 Hygienic encapsulated antenna (2" ISO 2852 sanitary clamp)
- 12.12 Hygienic encapsulated antenna (3" ISO 2852 sanitary clamp)
- 12.13 Hygienic encapsulated antenna (4" ISO 2852 sanitary clamp)
- 12.14 Hygienic encapsulated antenna (DN50 nozzle/slotted nut to DIN 11851)
- 12.15 Hygienic encapsulated antenna (DN80 nozzle/slotted nut to DIN 11851)
- 12.16 Hygienic encapsulated antenna (DN100 nozzle/slotted nut to DIN 11851)
- 12.17 Hygienic encapsulated antenna (DN50 aseptic slotted nut to DIN 11864-1)
- 12.18 Hygienic encapsulated antenna (DN80 aseptic slotted nut to DIN 11864-1)
- 12.19 Hygienic encapsulated antenna (DN100 aseptic slotted nut to DIN 11864-1)
- 12.20 Hygienic encapsulated antenna (DN50 aseptic flange to DIN 11864-2)
- 12.21 Hygienic encapsulated antenna (DN80 aseptic flange to DIN 11864-2)
- 12.22 Hygienic encapsulated antenna (DN100 aseptic flange to DIN 11864-2)
- 12.23 Hygienic encapsulated antenna (DN50 aseptic clamp to DIN 11864-3)
- 12.24 Hygienic encapsulated antenna (DN80 aseptic clamp to DIN 11864-3)
- 12.25 Hygienic encapsulated antenna (DN100 aseptic clamp to DIN 11864-3)
- 12.26 Hygienic encapsulated antenna (Tuchenhagen Type N)
- 12.27 Hygienic encapsulated antenna (Tuchenhagen Type F)
- 12.28 Threaded PVDF antenna
- 12.29 Threaded connection markings
- 12.30 Raised-Face flange
- 12.31 Raised-Face flange per EN 1092-1 for flanged encapsulated antenna
- 12.32 Flat-Face flange
- 12.33 Aseptic/hygienic flange DN50, DN80, DN100 for DIN 11864-2
- 12.34 Process connection tag (pressure rated versions)
- A Appendix A: Technical reference
- A.1 Principles of operation
- A.2 Echo Processing
- A.3 Analog Output
- A.4 Maximum Process Temperature Chart
- A.5 Process Pressure/Temperature derating curves
- A.5.1 Pressure Equipment Directive, PED, 14/68/EU
- A.5.2 Stainless steel horn antenna
- A.5.3 Stainless steel flanged horn antenna
- A.5.4 PTFE flanged encapsulated antenna
- A.5.5 Aluminum horn, with polypropylene lens antenna version with polypropylene flange
- A.5.6 PVDF antenna
- A.5.7 Hygienic encapsulated antenna
- A.6 Loop power
- A.7 Startup behavior
- B Appendix B: HART communications
- C Appendix C: Certificates and support
- 13 List of abbreviations
- 14 LCD menu structure
- Glossary
- Index
Technical data
11
Note
Device specifications
Siemens makes every attempt to ensure the accuracy of these specifications but reserves the
right to change them at any time.
11.1 Power
General Purpose
Intrinsically Safe
Non-Sparking
Non-incendive (FM/CSA US/Canada only)
Nominal 24 V DC at 550 Ohm
Flameproof
Increased Safety
Explosion-proof (FM/CSA US/Canada only)
Nominal 24 V DC at 250 Ohm
● Maximum 30 V DC
● 4 to 20 mA
● Max. startup current see Startup Behaviour (Page 246).
11.2 Performance
Reference operating conditions according to IEC 60770-1
Ambient temperature 15 to 25 °C (59 to 77 °F)
Humidity 45 to 75% relative humidity
Ambient pressure 860 to 1060 mbar a (86000 to 106000 N/m
2
a)
Interference reflections minimum 20 dB lower than the main target reflections
Measurement Accuracy (measured in accordance with IEC 60770-1)
Maximum measured error = 3 mm (0.12")
1) 2) 3)
including hysteresis and non-re‐
peatability
Frequency K-band
SITRANS LR250 with mA/HART
Operating Instructions, 10/2019, A5E32220602-AG 165