Siemens SITRANS L Operating Instructions Manual
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Siemens SITRANS L Operating Instructions Manual

Radar transmitters
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Operating Instructions
SITRANS L
Radar Transmitters
SITRANS LR140
Edition
08/2020
https://www.siemens.com

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  • Page 1 All manuals and user guides at all-guides.com Operating Instructions SITRANS L Radar Transmitters SITRANS LR140 Edition 08/2020 https://www.siemens.com...
  • Page 2 All manuals and user guides at all-guides.com Preface Introduction Safety notes SITRANS L Description Radar Transmitters SITRANS LR140 Installing/mounting Connecting Operating Instructions Access protection Setup with smart device (Bluetooth) Operating Diagnostics and troubleshooting Service and maintenance Certificates and approvals Technical data and...
  • Page 3 Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.

  • Page 4: Table Of Contents

    All manuals and user guides at all-guides.com Table of Contents Preface ............................v Introduction ........................... 1 Function ........................ 1 Target group ......................1 Symbols used ......................1 Safety notes .......................... 3 Authorised personnel .................... 3 Appropriate use ....................3 Warning about incorrect use ................. 3 General safety instructions ..................
  • Page 5 All manuals and user guides at all-guides.com Table of Contents Connecting ......................23 Connecting .......................... 25 Diagnostics and troubleshooting ..................29 Maintenance ....................... 29 Rectify faults ....................... 29 Diagnosis, fault messages ................... 30 Status messages according to NE 107 ..............30 Treatment of measurement errors ...............

  • Page 6: Preface

    All manuals and user guides at all-guides.com Preface Editing status: 2020-08-03 SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...
  • Page 7 All manuals and user guides at all-guides.com Preface SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...

  • Page 8: Introduction

    All manuals and user guides at all-guides.com Introduction Function This instruction provides all the information you need for mounting, connection and setup as well as important instructions for maintenance, fault rectification, the exchange of parts and the safety of the user. Please read this information before putting the transmitter into operation and keep this manual accessible in the immediate vicinity of the device.
  • Page 9 All manuals and user guides at all-guides.com Introduction 1.3 Symbols used Sequence of actions Numbers set in front indicate successive steps in a procedure. Battery disposal This symbol indicates special information about the disposal of batteries and accumulators. SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...

  • Page 10: Safety Notes

    All manuals and user guides at all-guides.com Safety notes Authorised personnel All operations described in this documentation must be carried out only by trained, qualified personnel authorised by the plant operator. During work on and with the device, the required personal protective equipment must always be worn.

  • Page 11: Radar Frequencies For Worldwide Use

    A Class 2 power supply unit has to be used for the installation in the USA and Canada. Security information Siemens provides products and solutions with industrial security functions that support the secure operation of plants, systems, machines and networks. To protect plants, systems, machines and networks against cyber threats, it is necessary to implement (and continuously maintain) a holistic, state-of-the-art industrial security concept.
  • Page 12 Use of product versions that are no longer supported, and failure to apply the latest updates may increase customer’s exposure to cyber threats. To stay informed about product updates, subscribe to the Siemens Industrial Security RSS Feed under: https://www.siemens.com/industrialsecurity...
  • Page 13 All manuals and user guides at all-guides.com Safety notes 2.7 Security information SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...

  • Page 14: Description

    All manuals and user guides at all-guides.com Description Configuration Scope of delivery The scope of delivery encompasses: • SITRANS LR140 radar transmitter • Information sheet " Documents and software" with: • Transmitter serial number • QR code with link for direct scanning •...

  • Page 15: Principle Of Operation

    All manuals and user guides at all-guides.com Description 3.2 Principle of operation Process seal (G type threaded connections only) Electronics housing Housing lid Ventilation/pressure compensation Figure 3.1 Components of SITRANS LR140 (Example process fitting G1½) Nameplate The nameplate contains the most important data for identification and use of the transmitter.

  • Page 16: Adjustment

    All manuals and user guides at all-guides.com Description 3.3 Adjustment Adjustment Wireless adjustment Devices with integrated Bluetooth module can be adjusted wirelessly via Siemens mobile IQ app. Transmitter Smart device Figure 3.3 Wireless connection to standard operating devices with integrated Bluetooth LE Packaging, transport and storage Packaging Your transmitter was protected by packaging during transport.
  • Page 17 All manuals and user guides at all-guides.com Description 3.4 Packaging, transport and storage Storage Up to the time of installation, the packages must be left closed and stored according to the orientation and storage markings on the outside. Unless otherwise indicated, the packages must be stored only under the following conditions: •...

  • Page 18: Installing/Mounting

    All manuals and user guides at all-guides.com Installing/mounting General instructions Ambient conditions The transmitter is suitable for standard and extended ambient conditions acc. to DIN/ EN/IEC/ANSI/ISA/UL/CSA 61010-1. It can be used indoors as well as outdoors. Process conditions Note For safety reasons, the transmitter must only be operated within the permissible process conditions.
  • Page 19 All manuals and user guides at all-guides.com Installing/mounting 4.2 Mounting instructions The polarization direction is marked on the housing, see following drawing: Marking of the polarisation Figure 4.1 Position of the polarisation Note When the housing is rotated, the direction of polarization changes and hence the influence of the false echo on the measured value.
  • Page 20 All manuals and user guides at all-guides.com Installing/mounting 4.2 Mounting instructions Figure 4.3 Mounting of the radar transmitter on round vessel tops In vessels with conical bottom it can be advantageous to mount the device in the centre of the vessel, as measurement is then possible down to the bottom. Figure 4.4 Mounting of the radar transmitter on vessels with conical bottom Inflowing medium...
  • Page 21 All manuals and user guides at all-guides.com Installing/mounting 4.2 Mounting instructions Figure 4.6 Thread mounting If the reflective properties of the medium are good, you can mount SITRANS LR140 on nozzles longer than the antenna. The nozzle end should be smooth and burr-free, if possible also rounded.

  • Page 22: Measurement Setup - Flow

    All manuals and user guides at all-guides.com Installing/mounting 4.3 Measurement setup - Flow Agitators If there are agitators in the vessel, a auto false echo suppression should be carried out with the agitators in motion. This ensures that the interfering reflections from the agitators are saved with the blades in different positions.
  • Page 23 All manuals and user guides at all-guides.com Installing/mounting 4.3 Measurement setup - Flow Rectangular overfall Overfall orifice (side view) Upstream water Tailwater Overfall orifice (view from tailwater) Figure 4.10 Flow measurement with rectangular flume: h = max. filling of the rectangular max. flume Khafagi-Venturi flume Position transmitter...

  • Page 24: Connecting

    All manuals and user guides at all-guides.com Connecting Preparing the connection Safety instructions Always keep in mind the following safety instructions: • Carry out electrical connection by trained, qualified personnel authorised by the plant operator WARNING Only connect or disconnect in de-energized state. Voltage supply The data for power supply are specified in chapter "...

  • Page 25: Connecting

    All manuals and user guides at all-guides.com Connecting 5.2 Connecting temperature resistance of the cable in the connection compartment in mind (With an ambient temperature ≥ 50 °C (122 °F) the connection cable should be suitable for a temperature which is at least 20 °C (36 °F) higher.). Cable screening and grounding It is recommended to connect the cable screening to ground potential on the supply side.

  • Page 26: Wiring Plan

    All manuals and user guides at all-guides.com Connecting 5.3 Wiring plan Figure 5.1 Connection You can find further information on the max. wire cross-section under " Technical data - Electromechanical data". Connecting Connect the transmitter according to the following wiring plan. Wiring plan Electronics and connection compartment Voltage supply, signal output Figure 5.2...

  • Page 27: Switch-On Phase

    All manuals and user guides at all-guides.com Connecting 5.4 Switch-on phase Switch-on phase After connection to the power supply, the device carries out a self-test: • Internal check of the electronics • Output signal is set to failure The current measured value is then output on the signal cable. SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...

  • Page 28: Access Protection

    All manuals and user guides at all-guides.com Access protection Bluetooth radio interface Devices with a Bluetooth radio interface are protected against unwanted access from outside. This means that only authorized persons can receive measured and status values and change device settings via this interface. Bluetooth PIN A Bluetooth PIN is required to establish Bluetooth communication via the adjustment tool (smartphone/tablet/notebook.
  • Page 29 All manuals and user guides at all-guides.com Access protection 6.2 Protection of the parameterization Device Access PUK The Device Access PUK allows unlocking the device in case the user PIN is no longer known. It can't be changed. The Device Access PUK can also be found on the supplied information sheet "...

  • Page 30: Setup With Smart Device (Bluetooth)

    All manuals and user guides at all-guides.com Setup with smart device (Bluetooth) Connecting Connecting Start the adjustment app. The smart device searches automatically for Bluetooth- capable transmitters in the area. The devices found are listed. Select the requested transmitter in the device list. Authenticate When establishing the connection for the first time, the operating tool and the transmitter must authenticate each other.

  • Page 31: 7.1 Connecting

    All manuals and user guides at all-guides.com Setup with smart device (Bluetooth) 7.1 Connecting SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...
  • Page 32 All manuals and user guides at all-guides.com Operating To configure the device: Download and install the SITRANS mobile IQ app from the App store to your mobile device. Launch the app. Devices in range will appear. Click on the device you wish to connect to. On first connection, a PIN code shipped with the device needs to be entered (see Device Bluetooth and SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...
  • Page 33 All manuals and user guides at all-guides.com Operating Parameter Access Codes sheet). Following successful PIN entry, the device cockpit will be shown. SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...
  • Page 34 All manuals and user guides at all-guides.com Operating Use the Setup/Quick Commissioning to configure the transmitter for your application type. SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...
  • Page 35 All manuals and user guides at all-guides.com Operating Many diagnostic tools are supported, including the echo profile viewer: SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...

  • Page 36: Diagnostics And Troubleshooting

    All manuals and user guides at all-guides.com Diagnostics and troubleshooting Maintenance Maintenance If the device is used properly, no special maintenance is required in normal operation. Precaution measures against buildup In some applications, buildup on the antenna system can influence the measuring result.

  • Page 37: Diagnosis, Fault Messages

    All manuals and user guides at all-guides.com Diagnostics and troubleshooting 9.3 Diagnosis, fault messages • Signal processing Fault rectification The first measures are: • Evaluation of fault messages • Checking the output signal • Treatment of measurement errors A smart device (smartphone/tablet) with the adjustment app or a PC/notebook with the PDM and the suitable EDD offer you further comprehensive diagnostic possibilities.
  • Page 38 All manuals and user guides at all-guides.com Diagnostics and troubleshooting 9.4 Status messages according to NE 107 more detailed error messages available under the menu item " Diagnostics via the respective adjustment module. Status messages The status messages are divided into the following categories: •...
  • Page 39 All manuals and user guides at all-guides.com Diagnostics and troubleshooting 9.4 Status messages according to NE 107 Code Cause Rectification Text message no measured value Clean the antenna system available F017 Adjustment not within specification Change adjustment according to the limit values (difference between min. Adjustment span too and max.
  • Page 40 All manuals and user guides at all-guides.com Diagnostics and troubleshooting 9.4 Status messages according to NE 107 Out of specification Code Cause Rectification Text message S600 Temperature of the electronics in the Check ambient temperature non-specified range Impermissible Insulate electronics electronics temperature S601 Danger of vessel overfilling Make sure that there is no further...

  • Page 41: Treatment Of Measurement Errors

    All manuals and user guides at all-guides.com Diagnostics and troubleshooting 9.5 Treatment of measurement errors Code Cause Rectification Text message M511 A software unit requires a software Carry out software update update Inconsistent software configuration Treatment of measurement errors The tables below give typical examples of application-related measurement errors. The images in column "...
  • Page 42 All manuals and user guides at all-guides.com Diagnostics and troubleshooting 9.5 Treatment of measurement errors Fault description Cause Rectification Measured value remains False signals in the close range too Eliminate false signals in the close unchanged during filling big or level echo too small range Strong foam or vortex generation Check measuring point: Antenna...
  • Page 43 All manuals and user guides at all-guides.com Diagnostics and troubleshooting 9.5 Treatment of measurement errors Fault description Cause Rectification into overfill protection mode. The Remove contamination on the max. level (0 m distance) as well antenna as the status message " Overfill protection are output.
  • Page 44 All manuals and user guides at all-guides.com Diagnostics and troubleshooting 9.5 Treatment of measurement errors Fault description Cause Rectification false echo suppression no longer auto false echo suppression, e.g. matches actual conditions with condensation. Fault description Cause Rectification Measured value jumps The level echo cannot be Remove/reduce false signal: towards 0 % during filling...

  • Page 45: Return Procedure

    Required forms: • Delivery note • Return goods delivery note with the following information: https:// www.siemens.com/processinstrumentation/returngoodsnote • Product (item description) • Number of returned devices/replacements parts • Reason for returning the item(s)

  • Page 46: Technical Support

    In addition to our documentation, Siemens provides a comprehensive support solution at http://www.siemens.com/automation/service&support Contact person If you have additional questions about the device, please contact your Siemens personal contact at http://www.automation.siemens.com/partner To find the personal contact for your product, go to " All products and Branches and select "...

  • Page 47: How To Proceed If A Repair Is Necessary

    You can find certificates in the Internet under http://www.siemens.com/ processinstrumentation/certificates or on an included DVD. How to proceed if a repair is necessary If it is necessary to repair the transmitter, please contact Siemens. You find the locations on " www.siemens.com/processautomation [https://www.siemens.com/ processautomation]. SITRANS LR140...

  • Page 48: Service And Maintenance

    Devices can be returned to the supplier within the EC, or to a locally approved disposal service for eco-friendly recycling. Observe the specific regulations valid in your country. Further information about devices containing batteries can be found at: ( https:// support.industry.siemens.com/cs/document/109479891/) Note Special disposal required The device includes components that require special disposal. •...
  • Page 49 All manuals and user guides at all-guides.com Service and maintenance 10.2 Disposal SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...

  • Page 50: Certificates And Approvals

    All manuals and user guides at all-guides.com Certificates and approvals 11.1 Radio licenses Radar The device has been tested and approved in accordance with the current edition of the applicable country-specific norms or standards. Regulations for use can be found in the document " Regulations for radar level measuring transmitters with radio licenses on our homepage.
  • Page 51 All manuals and user guides at all-guides.com Certificates and approvals 11.2 EU conformity SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...

  • Page 52: Technical Data And Dimensions

    Technical data Note for approved transmitters Device specifications: Siemens makes every effort to ensure the accuracy of these specifications, but reserves the right to change them at any time. Device-specific approvals: The device-specific approvals are always to be found on the type plates on the device.
  • Page 53 All manuals and user guides at all-guides.com Technical data and dimensions 12.1 Technical data Max. measuring range 8 m (26.25 ft) Depending on application and medium Switch-on phase Start-up time with operating < 15 s voltage U Starting current (for run-up ≤ 3.6 mA time) Output variable Output signal 4 … 20 mA Range of the output signal...
  • Page 54 All manuals and user guides at all-guides.com Technical data and dimensions 12.1 Technical data Variables influencing measurement accuracy Temperature drift - Digital < 3 mm/10 K, max. 5 mm output Temperature drift - Current < 0.03 %/10 K or max. 0.3 % relating to the 16.7 mA span output Deviation in the current < 15 µA output due to digital/analogue conversion...
  • Page 55 All manuals and user guides at all-guides.com Technical data and dimensions 12.1 Technical data Options M20 x 1.5; ½ NPT Cable gland M20 x 1.5 (cable diameter 5 … 9 mm) Closing cap ½ NPT Wire cross-section (spring-loaded terminals) Stranded wire 0.2 mm² (AWG 24) … 2.5 mm² (AWG 14) Bluetooth interface Bluetooth standard Bluetooth 5.0 (downward compatible to Bluetooth 4.0 LE) Frequency 2.402 … 2.480 GHz Max.

  • Page 56: Dimensions

    All manuals and user guides at all-guides.com Technical data and dimensions 12.2 Dimensions 12.2 Dimensions Ventilation/pressure compensation Housing lid Process fitting Figure 12.1 Dimensions SITRANS LR140 12.3 Licensing information for open source software Open source software components are also used in this device. A documentation of these components with the respective license type, the associated license texts, copyright notes and disclaimers can be found on our homepage.
  • Page 57 All manuals and user guides at all-guides.com Technical data and dimensions 12.4 Trademark SITRANS LR140 Operating Instructions, 08/2020, A5E50352144...
  • Page 58 All manuals and user guides at all-guides.com Further Information Process Automation https://www.siemens.com/processautomation Industry Online Support (service and support) https://support.industry.siemens.com Industry Mall https://mall.industry.siemens.com Siemens AG Digital Industry Process Automation Postfach 48 48 90026 NÜRNBERG GERMANY...

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