Siemens SITRANS L Series Compact Operating Instructions
Radar level transmitters with ma/hart
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- Operating instructions manual (111 pages) ,
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SITRANS L
Radar level transmitters
SITRANS LR250 with mA/HART
Compact Operating Instructions
7ML5431 (LR250)
7ML5432 (LR250 flanged encapsulated antenna)
7ML5433 (LR250 hygienic encapsulated antenna)
11/2019
A5E48453192-AA
Introduction
Safety information
Description
Installing/mounting
Connecting
Commissioning
Remote operation
Service and maintenance
Technical data
Product documentation and
support
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Table of Contents
Related Manuals for Siemens SITRANS L Series
Summary of Contents for Siemens SITRANS L Series
- Page 1 Introduction Safety information Description SITRANS L Installing/mounting Radar level transmitters SITRANS LR250 with mA/HART Connecting Commissioning Compact Operating Instructions Remote operation Service and maintenance Technical data Product documentation and support 7ML5431 (LR250) 7ML5432 (LR250 flanged encapsulated antenna) 7ML5433 (LR250 hygienic encapsulated antenna) 11/2019 A5E48453192-AA...
- Page 2 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.
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Page 3: Table Of Contents
Table of contents Introduction..............................5 LR250 mA/HART manual usage....................5 Technical publications......................5 Purpose of this documentation....................5 Industrial use note........................5 Checking the consignment.......................6 Security information .........................6 Transportation and storage ......................7 Notes on warranty ........................7 Safety information............................9 Preconditions for safe use......................9 2.1.1 Safety marking symbols ......................9 2.1.2 Laws and directives........................9 2.1.3... - Page 4 Table of contents 4.4.2 Flanged versions........................25 4.4.3 Hygienic versions ........................27 Disassembly...........................28 Connecting ..............................29 Basic safety information ......................29 Connecting SITRANS LR250....................29 Wiring setups for hazardous area installations ..............31 5.3.1 Intrinsically safe wiring ......................32 5.3.2 Non-sparking wiring .......................32 5.3.3 Flameproof wiring........................33 5.3.4 Increased safety wiring ......................33 Instructions specific to hazardous area installations ..............33 5.4.1...
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Page 5: Introduction
To realize optimum performance from the device, read the complete operating instructions. Complete operating instructions can be downloaded from our web site: Product page (http://www.siemens.com/LR250) The printed manual is available from your local Siemens representative. Industrial use note NOTICE Use in a domestic environment This Class B Group 1 equipment is intended for use in industrial areas. -
Page 6: Checking The Consignment
In order 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. Siemens’ products and solutions only form one element of such a concept. Customer is responsible to prevent unauthorized access to its plants, systems, machines and networks. -
Page 7: Transportation And Storage
The content reflects the technical status at the time of publishing. Siemens reserves the right to make technical changes in the course of further development. - Page 8 Introduction 1.8 Notes on warranty SITRANS LR250 with mA/HART Compact Operating Instructions, 11/2019, A5E48453192-AA...
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Page 9: Safety Information
Safety information Preconditions for safe use This device left the factory in good working condition. In order to maintain this status and to ensure safe operation of the device, observe these instructions and all the specifications relevant to safety. Observe the information and symbols on the device. Do not remove any information or symbols from the device. -
Page 10: Fcc Conformity
Safety information 2.1 Preconditions for safe use 2.1.3 FCC Conformity US Installations only: Federal Communications Commission (FCC) rules Note ● This device has been tested and found to comply with the limits Class B digital device part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. -
Page 11: Industry Canada Conformity Note
Safety information 2.1 Preconditions for safe use 2.1.5 Industry Canada conformity note Note ● This device has been tested and found to comply with the limits RS- 211 - Level Probing Radar Equipment. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. -
Page 12: Radio Equipment Directive (Red) 2014/53/Eu
Safety information 2.1 Preconditions for safe use 2.1.7 Radio Equipment Directive (RED) 2014/53/EU For the receiver test that covers the influence of an interferer signal to the device, the performance criterion has at least the following level of performance according to ETSI TS 103 361 [6]: ●... -
Page 13: Improper Device Modifications
If you need additional information not covered by these instructions, contact your local Siemens office or company representative. Note Operation under special ambient conditions... - Page 14 Safety information 2.4 Use in hazardous areas WARNING Loss of safety of device with type of protection "Intrinsic safety Ex i" If the device has already been operated in non-intrinsically safe circuits or the electrical specifications have not been observed, the safety of the device is no longer ensured for use in hazardous areas.
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Page 15: Description
Description SITRANS LR250 overview WARNING Loss of protection Danger to personnel, system and environment can result from improper use of the device. ● SITRANS LR250 is to be used only in the manner outlined in this manual, otherwise protection provided by the device may be impaired. SITRANS LR250 is a 2-wire 25 GHz pulse radar level transmitter for continuous monitoring of liquids and slurries in storage vessels including high pressure and high temperature, to a range of 20 meters (66 feet). - Page 16 Description 3.1 SITRANS LR250 overview SITRANS LR250 with mA/HART Compact Operating Instructions, 11/2019, A5E48453192-AA...
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Page 17: Installing/Mounting
Basic safety information Note Material compatibility Siemens can provide you with support concerning selection of sensor components wetted by process media. However, you are responsible for the selection of components. Siemens accepts no liability for faults or failures resulting from incompatible materials. -
Page 18: Unsuitable Cables, Cable Glands And/Or Plugs
Installing/mounting 4.1 Basic safety information 4.1.1 Unsuitable cables, cable glands and/or plugs WARNING Unsuitable cables, cable glands and/or plugs Risk of explosion in hazardous areas. ● Use only cable glands/plugs that comply with the requirements for the relevant type of protection. -
Page 19: Pressure Equipment Directive, Ped, 14/68/Eu
4.1.2.1 Pressure Equipment Directive, PED, 14/68/EU Siemens Level Transmitters with flanged, threaded, or sanitary clamp type process mounts have no pressure-bearing housing of their own and, therefore, do not come under the Pressure Equipment Directive as pressure or safety accessories (see EU Commission Guideline A-08 and A-20). -
Page 20: Proper Mounting
Installing/mounting 4.3 Proper mounting NOTICE Direct sunlight Device damage. The device can overheat or materials become brittle due to UV exposure. ● Protect the device from direct sunlight. ● Make sure that the maximum permissible ambient temperature is not exceeded. Refer to the information in Power (Page 53). -
Page 21: Nozzle Design
Installing/mounting 4.3 Proper mounting 4.3.2 Nozzle design Threaded PVDF antenna Stainless steel horn antenna Polymeric lens versions Hygienic encapsulated antenna (HEA) ① Minimum clearance: 10 mm (0.4") ② Minimum diameter: 50 mm (2") ③ Maximum nozzle length ④ Maximum length/diameter ratio 1:1 ●... - Page 22 Installing/mounting 4.3 Proper mounting Preferred Undesirable Beam angle Note ● Beam width depends on antenna size and is approximate: see table below. ● Beam angle is the width of the cone where the energy density is half of the peak energy density.
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Page 23: Installation Instructions
Installing/mounting 4.4 Installation instructions Antenna type Antenna size Beam angle PTFE flanged encapsulated 2" Class 150 ASME B16.5 12.8° 3, 4, 6" Class 150 ASME B16.5 9.6° 10K JIS B 2220 12.8° 80A/100A/150A 10K JIS B 2220 9.6° DN50 PN10/16 EN1092-1 12.8°... -
Page 24: Threaded Versions
Installing/mounting 4.4 Installation instructions WARNING Improper installation Danger to personnel, system and environment can result from improper installation. ● Installation shall only be performed by qualified personnel and in accordance with local governing regulations. NOTICE Device handling Damage to device may result from improper handling. ●... -
Page 25: Flanged Versions
Installing/mounting 4.4 Installation instructions 1. Before inserting the device into its mounting connection, check to ensure the threads are matching, to avoid damaging them. 2. Simply screw the device into the process connection, and hand tighten, or use a wrench. 4.4.2 Flanged versions NOTICE... - Page 26 Installing/mounting 4.4 Installation instructions 1-3-2-4 1-5-3-7 2-6-4-8 Flange bolting instructions: 1. Use cross-pattern sequence as shown. 2. Check uniformity of the flange gap. 3. Apply adjustments by selective tightening if required. 4. Torque incrementally until desired value is reached. 5. Check/re-torque after 4 to 6 hours. Recommendations for flange bolting: ●...
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Page 27: Hygienic Versions
Installing/mounting 4.4 Installation instructions 4.4.3 Hygienic versions WARNING Loss of sanitary approvals Loss of sanitary approvals can result from improper installation/mounting. ● Take special care when installing in hygienic or sanitary applications. Comply with installation/mounting guidelines to ensure cleanliness and the ability to keep the wetted parts in a position to be readily cleanable. -
Page 28: Disassembly
Installing/mounting 4.5 Disassembly Disassembly DANGER Pressure applications Danger to personnel, system and environment will result from improper disassembly. ● Never attempt to loosen, remove, or disassemble process connection while vessel contents are under pressure. WARNING Incorrect disassembly The following risks may result from incorrect disassembly: - Injury through electric shock - Risk through emerging media when connected to the process - Risk of explosion in hazardous area... -
Page 29: Connecting
Connecting Basic safety information NOTICE Condensation in the device Damage to device through formation of condensation if the temperature difference between transportation or storage and the mounting location exceeds 20 °C (36 °F). ● Before taking the device into operation, let the device adapt for several hours in the new environment. - Page 30 Connecting 5.2 Connecting SITRANS LR250 WARNING Loss of protection Loss of approvals can result from improper connection. ● Check the nameplate on your device, to verify the approval rating. ● Use appropriate cable entry seals to maintain IP or NEMA rating. ●...
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Page 31: Wiring Setups For Hazardous Area Installations
Connecting 5.3 Wiring setups for hazardous area installations Note Lid-lock set screw not applicable to 3-A Sanitary approved device. Connecting HART Typical PLC/mA configuration with HART ① ④ Power supply Active PLC ② ⑤ SITRANS LR250 HART modem ③ ⑥ R = 250 Ω... -
Page 32: Intrinsically Safe Wiring
Device nameplate (ATEX/IECEX/INMETRO/RCM) The ATEX certificate listed on the nameplate can be downloaded from our website: Product page (http://www.siemens.com/LR250) Go to Support > Approvals / Certificates. The IECEx certificate listed on the nameplate can be viewed on the IECEx website. Go to: IECEx (http://iecex.iec.ch/) -
Page 33: Flameproof Wiring
Flameproof wiring The ATEX certificate listed on the nameplate can be downloaded from our website: Product page (http://www.siemens.com/LR250) Go to Support > Approvals / Certificates. The IECEx certificate listed on the nameplate can be viewed on the IECEx website. Go to: IECEx (http://iecex.iec.ch/) - Page 34 Connecting 5.4 Instructions specific to hazardous area installations 3. The equipment may be used with flammable gases and vapors with apparatus group IIC, IIB and IIA and temperature classes T1, T2, T3 and T4. 4. The equipment has a degree of ingress protection of IP67 and a temperature class of T100 °C and may be used with flammable dusts.
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Page 35: Commissioning
Commissioning Basic safety information WARNING Loss of explosion protection Risk of explosion when device is not properly commissioned If opening device ● Isolate from power. - or - ● Ensure that the atmosphere is explosion-free (hot work permit). Ensure device is properly closed before returning to operation. Programming SITRANS LR250 ●... -
Page 36: The Lcd Display
Commissioning 6.2 Programming SITRANS LR250 6.2.1 The LCD display Measurement mode display Normal operation LEVEL 18.91 21.40 C DATA EXCH. ① Toggle indicator for linear units or % ② Selected operation: level, space, distance, or volume ③ Measured value (level, space, distance, or volume) ④... -
Page 37: Device Status Icons
Commissioning 6.2 Programming SITRANS LR250 PROGRAM mode display Navigation view SIGNAL PROC.. 2.8.7 ECHO SELECT SAMPLING ECHO QUALITY TVT SETUP ① ④ Item band Current item number ② ⑤ Menu bar Current item ③ Current menu ● A visible menu bar indicates the menu list is too long to display all items. ●... -
Page 38: Handheld Programmer (Part No. 7Ml1930-1Bk)
Commissioning 6.2 Programming SITRANS LR250 6.2.3 Handheld programmer (Part No. 7ML1930-1BK) The programmer is ordered separately. The handheld programmer used with this device contains lithium batteries that are non- replaceable. Lithium batteries are primary power sources with high energy content designed to provide the highest possible degree of safety. -
Page 39: Programming Via The Handheld Programmer
Commissioning 6.2 Programming SITRANS LR250 Function Result Updates echo confidence value New value is displayed in LCD secondary re‐ gion. Updates distance measurement Mode opens PROGRAM mode Opens the menu level last displayed in this power cycle, unless power has been cycled since exiting PROGRAM mode or more than 10 minutes have elapsed since PROGRAM mode was used. - Page 40 Commissioning 6.2 Programming SITRANS LR250 1. QUICK START 2. SETUP 2.1. DEVICE .... 2.7. LINEARIZATION 2.7.1. VOLUME 2.7.1.1. VESSEL SHAPE 1. Enter PROGRAM mode ● Point the programmer at the display from a maximum distance of 300 mm (1 ft). ●...
- Page 41 Commissioning 6.2 Programming SITRANS LR250 Name Menu level Function UP or DOWN arrow menu or param‐ Scroll to previous or next menu or param‐ eter eter RIGHT arrow menu Go to first parameter in the selected menu, or open next menu. parameter Open Edit mode.
- Page 42 Commissioning 6.2 Programming SITRANS LR250 The LCD returns to parameter view and displays the new selection. LOW CALIB. PT. LOW CALIB. PT. 20.00 20.00 PREVIOUS +20.00 BACK EDIT NEXT ① ② ③ Parameter name Parameter number Current selection Key functions in edit mode Name Function UP or DOWN arrow...
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Page 43: Quick Start Wizard Via The Handheld Programmer
Commissioning 6.2 Programming SITRANS LR250 Name Function Plus or minus sign Numeric ed‐ Changes the sign of the entered value. iting Numeral Numeric ed‐ Enters the corresponding character. iting 6.2.5 Quick Start Wizard via the handheld programmer Parameter menus Note For the complete list of parameters with instructions, and Dimension drawings, see the full operating instructions. - Page 44 Commissioning 6.2 Programming SITRANS LR250 Material Selects the appropriate echo processing algorithms for the material [see Position Detect (2.8.4.2.) for more detail]. Options LIQUID LIQUID LOW DK (low dielectric liquid – CLEF algorithm enabled) dK < 3.0 Response Rate Sets the reaction speed of the device to measurement changes in the target range. Use a setting just faster than the maximum filling or emptying rate (whichever is greater).
- Page 45 Commissioning 6.2 Programming SITRANS LR250 Operation Operation Description NO SERVICE Measurement and associated loop current are not updated, and the device defaults to Fail-safe mode LEVEL Distance to material surface referenced from Low Calibration Point SPACE Distance to material surface referenced from High Calibration Point DISTANCE Distance to material surface referenced from Sensor reference point See Material Level (2.5.1.) for more detail.
- Page 46 Commissioning 6.2 Programming SITRANS LR250 High Calibration Point Distance from Sensor reference point to High Calibration Point: usually process full level. (See Operation for an illustration.) Values Range: 0.00 to 20.00 m Wizard complete Options BACK, CANCEL, FINISH (Display returns to 1.1 Quick Start Wiz menu when Quick Start is successfully completed.) Press DOWN arrow (Finish).
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Page 47: Remote Operation
● We recommend that you use SIMATIC Process Device Manager (PDM) to program your device. ● Application Guides for setting up HART devices with SIMATIC PDM can be downloaded from our website at: Product page (http://www.siemens.com/LR250) under Support. SITRANS LR250 with mA/HART Compact Operating Instructions, 11/2019, A5E48453192-AA... - Page 48 Remote operation 7.1 SITRANS Communications: HART SITRANS LR250 with mA/HART Compact Operating Instructions, 11/2019, A5E48453192-AA...
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Page 49: Service And Maintenance
Service and maintenance Basic safety information WARNING Impermissible repair of the device ● Repair must be carried out by Siemens authorized personnel only. CAUTION Releasing button lock Improper modification of parameters could influence process safety. ● Make sure that only authorized personnel may cancel the button locking of devices for safety-related applications. -
Page 50: Maintenance And Repair Work
Service and maintenance 8.3 Maintenance and repair work WARNING Electrostatic charge Danger of explosion in hazardous areas if electrostatic charges develop, for example, when cleaning plastic surfaces with a dry cloth. ● Prevent electrostatic charging in hazardous areas. Maintenance and repair work The device is maintenance-free. -
Page 51: Unit Repair And Excluded Liability
Replacing the antenna Changing to a different antenna type may be performed by a Siemens authorized repair center or personnel. If the electronics or enclosure require replacement due to damage or failure, please ensure the correct antenna version is used, otherwise a re-calibration will need to be performed by Siemens authorized personnel. -
Page 52: Disposal
Further information about devices containing batteries can be found at: Information about battery / product return (WEEE) (https:// support.industry.siemens.com/cs/document/109479891/) Return procedure Enclose the bill of lading, return document and decontamination certificate in a clear plastic pouch and attach it firmly to the outside of the packaging. Any devices/replacement parts which are returned without a decontamination declaration will be cleaned at your expense before further processing. -
Page 53: Technical Data
Technical data Note Device specifications Siemens makes every attempt to ensure the accuracy of these specifications but reserves the right to change them at any time. Power General Purpose Intrinsically Safe Nominal 24 V DC at 550 Ohm Non-Sparking Non-incendive (FM/CSA US/Canada only) - Page 54 Technical data 9.1 Power ① Ambient temperature (surrounding enclosure) ‑40 to +80 °C (‑40 to +176 °F) ② Device nameplate ③ Process connection tag (laser etching on antenna body replaces tag on Flanged and Hygienic encapsulated antennas) ④ Device tag (optional) SITRANS LR250 with mA/HART Compact Operating Instructions, 11/2019, A5E48453192-AA...
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Page 55: Product Documentation And Support
– "Download as html5, only PC": Open or save the manual in the HTML5 view on your PC You can also find manuals with the Mobile app at Industry Online Support (https:// support.industry.siemens.com/cs/ww/en/sc/2067). Download the app to your mobile device and scan the device QR code. Product documentation by serial number Using the PIA Life Cycle Portal, you can access the serial number-specific product information including technical specifications, spare parts, calibration data, or factory certificates. -
Page 56: Technical Support
In addition to our technical support, Siemens offers comprehensive online services at Service & Support (http://www.siemens.com/automation/service&support). Contact If you have further questions about the device, contact your local Siemens representative at Personal Contact (http://www.automation.siemens.com/partner). To find the contact for your product, go to "all products and branches" and select "Products &... -
Page 57: Index
Index ambient temperature, 54 Handheld programmer antenna edit mode, 41 replacement, 51 navigation, 40 Hazardous area Qualified personnel, 13 hazardous area installations wiring requirements, 31 bolting instructions, 26 Hotline, (Refer to Support request) cables installation requirements, 30 hazardous area requirements, 31 Catalog requirements, 24 catalog sheets, 55... - Page 58 Index Manuals, 55 Service and support Modifications Internet, 56 correct usage, 13 Support, 56 improper, 13 Support request, 56 mounting handheld programmer access, 23 housing construction, 20 nozzle design, 21 nozzle location, 21 process connection, 54 technical data power, 53 Technical data, 53 nameplate, 54 Technical support, 56...