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Siemens sitrans lr 460 - User Manual

Siemens sitrans lr 460
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Instruction Manual December 2006
LR 460
sitrans

Table of Contents

Questions and Answers

  • S
    stacey18Sep 18, 2025
    What to do if there is a Flash error in Siemens Measuring Instruments?
    • C
      Colin CookeSep 19, 2025
      If there is a Flash error in your Siemens Measuring Instruments device, repair is required: contact your local Siemens representative.
  • C
    Carlos HernandezAug 25, 2025
    How to program Siemens device via the handheld programmer?
    • K
      Kurt BrooksAug 25, 2025
      To program your Siemens device via the handheld programmer, ensure that local operation is enabled and that Write Locking is Off.
  • R
    richard91Aug 25, 2025
    What to do if the service interval has expired on Siemens Measuring Instruments?
    • B
      Brian MullinsAug 26, 2025
      If the service interval for your Siemens Measuring Instruments, as defined in the Maintenance Demanded Limit, has expired, perform the required service.
  • H
    Hunter WongAug 27, 2025
    What to do if calibration interval has expired on Siemens Measuring Instruments?
    • N
      Nicholas RiveraAug 27, 2025
      If the calibration interval for your Siemens Measuring Instruments, as defined in the Maintenance Demanded Limit, has expired, perform calibration.
  • D
    Denise KirkSep 23, 2025
    What to do if Siemens Measuring Instruments is unable to collect profile?
    • T
      Tyler TaylorSep 23, 2025
      If your Siemens Measuring Instruments device is unable to collect a profile, repair is required: contact your local Siemens representative.
  • T
    tyler19Sep 23, 2025
    What causes Siemens Measuring Instruments to fail distance measurement due to microwave module hardware failure?
    • S
      Stephen HayesSep 23, 2025
      If your Siemens Measuring Instruments device experiences a microwave module hardware failure and is unable to calculate distance measurement, repair is required: contact your local Siemens representative.
  • I
    Isabel WilliamsSep 10, 2025
    What to do when Siemens Measuring Instruments device is nearing its lifetime limit?
    • C
      Colin MaySep 10, 2025
      If your Siemens Measuring Instruments device is nearing its lifetime limit, replacement is recommended.
  • M
    Molly BarrettSep 12, 2025
    What to do if Siemens Measuring Instruments sensor is nearing its lifetime limit?
    • L
      lauren50Sep 12, 2025
      If your Siemens Measuring Instruments sensor is nearing its lifetime limit, replacement is recommended.
  • J
    Jeffrey VasquezSep 3, 2025
    Why is the reading fluctuating on my Siemens Transmitter?
    • G
      Gwendolyn ConwaySep 3, 2025
      If the reading on your Siemens Transmitter fluctuates, it is normal due to solids’ sloped surfaces. You can reduce the response rate, decrease fill/empty parameter values, or increase the filter time constant in AIFB.
  • M
    Michael ThomasSep 1, 2025
    What to do if the reading on my Siemens sitrans lr 460 is too slow?
    • M
      marissasimmonsSep 1, 2025
      If the reading on your Siemens Transmitter is too slow, lagging behind actual level changes, increase the response rate. You can also turn off Window tracking, change the fill/empty rate parameter values, or increase the filter time constant in AIFB.

Summary

Safety Notes

SITRANS LR 460

Programming

Explains how to change parameters using handheld programmer or PC.

Specifications

Power

Details power supply requirements and fuse specifications for the device.

Performance

Lists accuracy, deadband, and measurement range specifications.

Installation

Mounting Location

Guidance on selecting an appropriate location for device installation.

Wiring

Connecting SITRANS LR 460

General steps for connecting power and cables to the device.

HART wiring

Specific wiring instructions for HART communication.

PROFIBUS wiring

Specific wiring instructions for PROFIBUS PA communication.

Hazardous area installations

Instructions specific to hazardous area installations

Specific guidelines for installation in hazardous environments.

Quick Start

Activating SITRANS LR 460

Steps to power up the device and its initial operational state.

Programming SITRANS LR 460

Quick Start Wizard via the handheld programmer

Quick Start Wizard via SIMATIC PDM

Auto False Echo Suppression

Operating SITRANS LR 460 via SIMATIC PDM

Changing parameter settings via SIMATIC PDM

Calibrating LR 460 via PDM

Reset

Factory Reset

Resets all parameters to default, excluding device addresses.

D;A (Digital;Analog) Trim

Parameter Reference

Quick Start Wizard

1. Quick Start

Initial steps of the wizard for basic setup.

1.5. High Calibration Point

Setting the upper limit for level measurement.

Configuration

2.1.2. Address

Setting the unique network address for PROFIBUS or HART.

Setting the PROFIBUS address

How to set the PROFIBUS address locally or remotely.

Standard Setup

3.2.2. Response Rate

Sets the device's reaction speed to measurement changes.

Sensor Calibration

3.3.3. Low Calibration Pt.

Setting the low calibration point relative to the sensor reference.

Detailed Setup

Echo select

3.5.2.1. Echo Algorithm

Selects algorithm for extracting the true echo from the profile.

Range

3.5.4.1. Near Range

Sets a blind zone in front of the antenna where echoes are ignored.

TVT (Auto False Echo Suppression) setup

3.5.6.1. Auto TVT (Auto False Echo Suppression)

Enabling or learning the TVT curve for auto false echo suppression.

Rate

3.5.8.1. Fill Rate

Defines maximum rate of increase for sensor value.

Output

4.3. mA Output

Configuration and simulation of the 4-20 mA output.

Maintenance settings

Appendix A: Technical Reference

False Echoes

Loss of Echo (LOE)

Fail-safe Mode

Defines device reaction to Fail-safe conditions.

Appendix B: Troubleshooting

Appendix C: Maintenance

Appendix D: Local Operation Interface

PROGRAMMING via the handheld programmer

Appendix E: HART Communications

Appendix F: HART Information Structure

Appendix G: Remote operation via PROFIBUS PA

Calibration via SIMATIC PDM

Appendix H: Communication via PROFIBUS PA

Acyclic Extended Diagnostics (General Fault Codes)

Appendix J: PROFIBUS PA Profile Structure

Appendix K: Software Revision History

Siemens sitrans lr 460 Specifications

General IconGeneral
Device TypeRadar Level Transmitter
CommunicationHART, PROFIBUS PA, FOUNDATION Fieldbus
EnclosureAluminum or Stainless steel
Accuracy± 2 mm
Process Temperature-40 to +200 °C (-40 to +392 °F)
Process PressureUp to 40 bar
Output Signal4 ... 20 mA HART, PROFIBUS PA, FOUNDATION Fieldbus
Enclosure RatingIP66 / IP67
ApprovalATEX, IECEx, FM, CSA
Beam angle
Ambient temperature-40 to +80 °C (-40 to +176 °F)

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