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Siemens SITRANS LR250 (mA/HART) User Manual

1. may be incorrectly applied correctly Display shows antenna malfunction e check Current Internal Temperature 3 2 1 zx S 0LOE e temperature too high e use foam deflector or stillpipe amp e physical damage e relocate e excessive foam e usea defoamer e multiple echoes e set Algorithm 2 8 4 1 to F First echo Reading does not SITRANS LR250 processing e re locate SITRANS LR250 change but the level wrong echo for example vessel check novela tar litanna burs grswelde does wall or structural member e rotate device 90 e use Auto False Echo Suppression 2 8 7 1 e if necessary see Auto False Echo Suppression P age 253 Measurement is e setting for Low Calibration PL e check distance from sensor reference point to Low consistently off by a 2 3 1 not correct Calibration Pt 2 3 1 constant amount e setting for Sensor Offset check Sensor Offset 2 3 3 2 3 3 not correct Screen blank power error e check nameplate rating against voltage supply e check power wiring or source too much load resistance e change barrier type or e remove something from the loop or e increase supply voltage e reduce wire distance or use larger gage wire SITRANS LR250 mA HART 190 Operating Instructions 08 2014 A5E 32220602 AC Diagnosing and troubleshooting 10 4 Operation troubleshooting Symptom Reading erratic Cause echo confidence weak Action refer to Confidence 2 8 6 1 us
2. 2 3 4 NPS 20 bar 290 psi 4 6 NPS 10 bar 145 psi ASME 150 Aq F 100 F 200 F 300 F 400 F 40PC 10 C 38 C 93 C 149 C 204 C 1 bar 14 5 psi TF t H ci pe ub 50 C 50 C 100 C 150 C 200 C 58 F 122 F 212 F 302 F 392 F 32 F 29 C 170 C 20 F 338 F D Atmospheric Allowable operating pressures T Allowable operating temperatures TU SITRANS LR250 mA HART 268 Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 5 Process Pressure Temperature derating curves JIS B 2220 10K 50A 80A 100A and 150A P 4 30 bar 435 psi 150A 20 bar 290 psi 4 10K 100 F 200 F 300 F 38 C 93 C 149 C 1 bar 14 5 psi a 100 C 150 C 200 C 58 F oc 122 F 212 F 302 F 392 F 32 F 29 C 120 C 170 C 20 F 248 F 338 F D Atmospheric Allowable operating pressures T Allowable operating temperatures vu EN1092 1 PN10 16 DN50 DN80 DN100 and DN150 P 30 bar 435 psi DN150 DN100 J DN50 DN80 300 F 149 C 20 bar 290 psi 10 bar 145 psi PN16 100 F 200 F 93 C 400 F 1 bar 14 5 psi 100 C orc 122 F 212 F 150 C 302 F 200 C 392 F 29 C 170 C 20 F 338 F D Atmospheric Allowable operating p
3. Close Help 1 Make sure the material level is below all known obstructions 2 Determine Auto False Echo Suppression Range Measure the actual distance from the sensor reference pointto the material surface using a rope or tape measure Subtract 0 5 m 20 from this distance and use the resulting value 3 Open the menu Device Echo Profile Utilities and click on the tab Auto False Echo Suppression 4 Make sure Auto False Echo Suppression Range is On 5 Enter the value for Auto False Echo Suppression Range 6 Click Learn The message appears This will learn a new echo profile Once done it cannot be undone Click OK 7 Once Auto TVT is complete click Transfer to Device To exit click Close Auto TVT is enabled and the learned TVT will be used 8 To turn Auto False Echo Suppression off or on reopen the Auto False Echo Suppression window change the Auto False Echo Suppression to Off or On click on Transfer to Device SITRANS LR250 mA HART 90 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM Before Auto False Echo Suppression le Level db Profile dB 10 20 30 40 50 60 70 10 0 Distance m gt i D TVT Hover Level Echo marker DefaultTVT Material level False echo After Auto False Echo Suppression j o o eo u ga Ss g BS 94 o e e e 2 Distance m il D False echo Material level Lear
4. Note The device always operates in years Changing the units affects only the parameter view of the Service Interval parameters in SIMATIC PDM User configurable recommended time between product inspections Values Units 3 hours days years Range 0 to 20 years Default 10 years a Units are selectable only via SIMATIC PDM Time in Operation 4 2 2 Read only The amount of time the device has been operating Remaining Lifetime 4 2 3 Read only Lifetime Expected 4 2 1 less Time in Operation 4 2 2 SITRANS LR250 mA HART 154 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Activation of Reminders 4 2 4 Note To modify this parameter via SIMATIC PDM it must be accessed via the pull down menu Device Maintenance Allows you to enable a maintenance reminder Values Timer OFF ON no reminders checked ON Reminder 1 Maintenance Required checked ON Reminders 1 and 2 checked ON Reminder 2 Maintenance Demanded checked 1 First set the values in Reminder 1 before Lifetime Required 4 2 5 Reminder 2 before Lifetime Demanded 4 2 6 2 Selectthe desired Activation of Reminders option Reminder 1 before Lifetime Required 4 2 5 If Remaining Lifetime 4 2 3 is equal to or less than this value the device generates a Maintenance Required reminder Values Range 0 to Lifetime Expected 4 2 1
5. 05m low calibration point venthole Parameter type Parameter No Name Options Values Function Quick Start Wizard Introduction NEXT Continue with Wizard Language NEXT Continue with current language Material LIQUID LOW DK Response Rate MED Medium 1 m minute Units M meters Operation LEVEL Level is reported as Volume when a vessel shape is selected Low Calibration Point 5 5 m 16 5 ft High Calibration Point 0 5 0 5 m 1 64 ft Wizard Complete FINISH Transfers Quick Start settings to device Independent Propagation Factor 0 988 P F fora 50mm parameters 2 8 3 1 96 I D stillpipe Position Detect HYBRID 2 8 4 2 CLEF Range 4 3 Low calibration point 2 8 4 4 0 7 m 24 3 m 14 1 ft 3 The recommended values for the propagation factor and for CLEF range are dependent on the stillpipe diameter Refer to the next table for values SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 3 Application examples Propagation Factor Stillpipe Diameter gems o A sensor reference point low calibration point air gap CLEF range 2 8 4 4 700 or 1000 mm see CLEF Range settings in table below Values Range 0 3 to 1 0 depending on pipe size Default 1 0000 Nominal Pipe Size 40 mm 1 5 50 mm 2 80 mm 3 100 mm 4 Propagation Factor 0 9844 0 988 0 9935 0 9965 CLEF Range 2 8 4 4 settings Low Low Low calibratio
6. LINEAR Maximum volume 7 T Upright linear flat bottom CONICAL BOT Maximum volume Conical or pyramidal dimension A bottom PARABOLIC Maximum volume BOT P arabolic bottom dimension A HALF SPHERE BOT Maximum volume Half sphere bottom dimension A SITRANS LR250 mA HART 134 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Vessel Shape LCD DISPLAY Description Also required FLAT SLOPED BOT Maximum volume Flatsloped bottom dimension A q A E 4 PARABOLIC ENDS Maximum volume Parabolic end horizontal dimension A dimension Aa cylinder L LINEAR TABLE Maximum volume Linearization table tables 1 32 level and level volume breakpoints volume breakpoints 3 Linearization Table must be selected in order for level volume values see Table 1 8 2 7 2 to be transferred Maximum Volume 2 7 1 2 The maximum volume of the vessel Enter the vessel volume corresponding to High Calibration Point For example if your maximum vessel volume is 8000 L enter a value of 8000 Volume units are defined by the user but are not explicitly stated or shown in the SITRANS LR250 Values Range 0 0 to 99999 m Default 100 0 Related Parameters Low Calibration Pt 2 3 1 High Calibration Pt 2 3 2 Vessel Shape 2 7 1 1 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 135 Parameter reference Ve
7. Note When using HART communications the minimum voltage with 220 Ohms RL is 20 94 V DC A 7 Startup behavior e The device draws less than 3 6 mA at startup e Time to first measurement is less than 50 seconds SITRANS LR250 mA HART 276 Operating Instructions 08 2014 A5E 32220602 AC Appendix B HART communications B Highway Addressable Remote Transducer HART is an industrial protocol that is superimposed on the 4 20 mA signal It is an open standard and full details about HART can be obtained from the HART Communication Foundation website HART Communication Foundation htto www hartcomm org The radar device can be configured over the HART network using either the HART Communicator 375 by Fisher Rosemount or a software package The recommended software package is the SIMATIC Process Device Manager PDM by Siemens B 1 SIMATIC PDM This software package is designed to permit easy configuration monitoring and troubleshooting of HART devices The HART EDD for this device was written with SIMATIC PDM in mind and has been extensively tested with this software For more information see Operating via SIMATIC PDM Page 75 B 2 HART Electronic Device Description EDD In order to configure a HART device the configuration software requires the HART Electronic Device Description for the instrument in question You can download the HART EDD for this device from our website Product page http www siemens
8. 14 FC C Conformity US Installations only Federal Communications Commission FCC rules A WARNING Improper device modifications Danger to personnel system and environment can result from improper modifications to the device e Changes or modifications not expressly approved by Siemens could void the user s authority to operate the equipment Note This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to 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 This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the operating instructions may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference to radio communications in which case the user will be required to correct the interference at his own expense SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Safety information 2 1 Preconditions for safe use 2 1 4 Conformity with European directives The CE marking on the device symbolizes the conformity with the following European directives Electromagnetic compatibility EMC 2004 108 EC Low voltage directive LVD 2006 95 EC Atmosph re explosi
9. Find your contact partner at Local contact person http www siemens com automation partner SITRANS LR250 mA HART 282 Operating Instructions 08 2014 A5E 32220602 AC List of abbreviations S hort form Long form Description Units 3 A 3 A Sanitary Standards Inc CE FM CSA Conformit E urop ene Factory Mutual safety approval Canadian Standards Association Ci Internal capacitance F D A Dialog to analog DCS Distributed Control S ystem control room apparatus dK dielectric constant EDD Electronic Device Description EHEDG European Hygienic Engineering Design Group FEA Flanged encapsulated antenna FDA Food and Drug Administration HEA Hygienic Encapsulated Antenna HART Highway Addressable Remote Transducer li Input current mA lo Output current mA IS Intrinsically S afe safety approval Li Internal inductance mH mH milliHenry 103 H uF microF arad 106 F us microsecond 10 6 S NPS Nominal Pipe Size PED Pressure Equipment Directive safety approval pF pico Farads 1072 F ppm parts per million PV Primary Variable measured value PVDF P olyvinylidene fluoride SV Secondary Variable equivalent value TB Transducer Block TVT Time Varying Threshold sensitivity threshold TFM1600 PTFE Modified PTFE polytetrafluoroethylene with perfluoropropyl vinyl ether PPVE modifier Ui Input voltage V Uo Output voltage V SITRANS LR250 mA HART Opera
10. Tuchenhagen Type F HEA approximately 4 8 kg 10 6 Ib Tuchenhagen Type N HEA approximately 4 9 kg 10 8 Ib SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Technical data 11 5 Environmental 11 5 Environmental Note e For the specific configuration you are about to use or install check transmitter nameplate and see Approvals P age 200 e Use appropriate conduit seals to maintain IP or NEMA rating Location indoor outdoor Altitude 5000 m 16 404 ft max Ambient temperature 40 to 80 C 40 to 176 F Relative humidity suitable for outdoor Type 4X NEMA 4X Type 6 NEMA 6 IP67 IP 68 enclosure see note above Installation category Pollution degree 4 11 6 Process Note The maximum temperature is dependent on the process connection antenna materials and vessel pressure For more detailed information see Maximum Process Temperature Chart Page 260 and Process Pressure Temperature derating curves P age 261 Temperature at process Standard Horn with FKM O 40 to 200 C 40 to 392 F connection antenna Threaded ring or Flanged with FFKM O 20 to 200 C 4 to 392 F ring 2 NPT BSPT G Threaded PVDF 40 to 80 C 40 to 176 F antenna Pressure vessel Flanged encapsulated antenna FEA 40 to 170 C 40 to 338 F Hygienic encapsulated antenn
11. process media However you are responsible for the selection of components Siemens accepts no liability for faults or failures resulting from incompatible materials SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 261 Appendix A Technical reference A 5 Process Pressure Temperature derating curves A 5 1 Pressure Equipment Directive PED 97 23 EC 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 1 8 and 1 20 A 5 2 Horn antenna 1 5 2 and 3 NPT G BSPP R BSPT Threaded Versions n 40 bar 580 psi 30 bar 435 psi 20 bar 290 psi H 40 bar 145 psi 40 F 14 F 100 F 200 F 300 F F 40 C 10 C 38 C 93 C 149 C 208 C L l 1 bar 14 5 psi Fe A E e S D 1 T 50 C RT 50 C 100 C 150 C 200 C 250 C 58 F orc 122 F 212 F 302 F 392 F 482 F BZF 29 C 20 F Atmospheric Allowable operating pressures Allowable operating temperatures v SITRANS LR250 mA HART 262 Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 5 3 Flanged hom antenna A 5 Process Pressure Temperature derating curves JIS B 2220 10K 50A 80A and 100A P 4 30 bar 435 psi
12. 20 bar 290 psi 10 bar 145 psi 1 N AF 4 F 100 F 200 F 300 F 400 F 40 10 C 38 C 93 C 149 C 208 C 1 i 1 i T A bar 14 5 psi SS FE 50 C RT 50 C 100 C 150 C 200 C 250 C 58 F orc 122 F 212 F 302 F 392 F 482 F 32 F 20 F D Atmospheric o SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC Allowable operating pressures Allowable operating temperatures 263 Appendix A Technical reference A 5 Process Pressure Temperature derating curves EN1092 1 PN16 DN50 DN80 DN100 and DN150 P 4 40 bar 580 psi 30 bar 435 psi 20 bar 290 psi pA 1 bar 14 5 psi 200 F 93 C 149 C PN16 300 F D Atmospheric Allowable operating pressures Allowable operating temperatures 4 Ug 264 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 5 Process Pressure Temperature derating curves EN1092 1 PN40 DN50 DN80 DN100 and DN150 40 bar 580 psi 30 bar 435 psi PN40 20 bar 290 psi 10 bar 145 psi A0fF 14 F w 40 10 C 300 F 149 C D Atmospheric Allowable operating pressures Allowable operating temperatures od Uu SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 265 Appendix A Technical reference A 5 Process Pressure
13. e To change a setting scroll to the desired item or key in a new value e After modifying a value press RIGHT arrow Mto accept it and press DOWN arrow Mto move to the next item e Quick Start settings take effect only after you select Finish QUICK START WIZ SET UP COMMON APPS EASILY CANCEL v NEXT SITRANS LR250 mA HART 62 Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 2 Operating via the handheld programmer Material Selects the appropriate echo processing algorithms for the material see Position Detect 2 8 4 2 for more detail QUICK START WIZ MATERIAL MATERIAL ene LINUID LOW DK cuti a EDT hi Options LIQUID LIQUID LOW DK low dielectric liquid CLEF algorithm enabled a 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 QUICK START WIZ RESPONSE RATE RESPONSE RATE tl SLOW O MED Batt ays m Options Response Rate 1 3 Fill rate per Minute 2 4 2 E mpty rate per Minute 2 4 3 SLOW 0 1 m min 0 32 ft min MED 1 0 m min 3 28 ft min FAST 10 0 m min 32 8 ft min SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 63 Commissioning 6 2 Operating via the handheld programmer 64 Units Sensor me
14. is set to Read Write e Some parameters can be changed only when the device is not scanning Try pressing Mode to put the device into PROGRAM mode If you continue to experience problems go to our website and check the FAQs for SITRANS LR250 Product page http www siemens com LR 250 or contact your Siemens representative SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 183 Diagnosing and troubleshooting 10 2 Device status icons 10 2 Device status icons Icon Priority Meaning Level we 1 e Maintenance alarm a e Measurement values are not valid of 2 e Maintenance warning maintenance demanded immediately e Measured signal still valid of 3 e Maintenance required e Measured signal still valid 1 e Process value has reached an alarm limit 2 e Process value has reached a warning limit i 3 e Process value has reached a tolerance limit 1 e Configuration error B e Device will not work because one or more parameters components is incorrectly configured AH 2 e Configuration warning e Device can work but one or more parameters components is incorrectly configured 1 3 e Configuration changed e Device parameterization not consistent with parameterization in project Look for info text is 1 e Manual operation local override e Communication is good device is in manual mode gr 2 e Simulation or substitute value e Communication is good device is in simul
15. 0 8 0 8 m 2 62 ft Vessel Dimension L 2 7 1 4 6 6 m 19 68 ft LOE Timer 2 5 2 2 2 minutes Material Level 2 5 1 HI Fail safe level set to High Return to Measurement press Mode to start normal operation SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 3 Application examples 6 3 3 Application with stillpipe Note e Near Range 2 8 1 Blanking will be set at the factory Check the process connection tag for specific values e Suitable pipe diameters are 40 mm 1 5 to 100 mm 4 e The pipe diameter must be matched with the antenna size Use the largest antenna size that will fit the stillpipe bypass pipe See Dimensions P age 203 e SeeMounting on a Stillpipe or Bypass Pipe for installation guidelines This application is to obtain a level measurement and corresponding 4 to 20 mA output proportional to the oil level in a fuel storage vessel e Low Calibration Pt is 5 m 16 5 ft from the sensor reference point e High Calibration Pt is 0 5 m 1 65 ft from the sensor reference point e The stillpipe inside diameter is 50 mm 1 96 e The maximum rate of filling or emptying is about 0 1 m 4 min SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 71 Commissioning 6 3 Application examples 72 oa D sensor reference point 5m high calibration point 50mmi D
16. 4 3 2 to zero Remaining Lifetime 4 3 3 Read only Lifetime Expected 4 3 1 less Time in Operation 4 3 2 Activation of Reminders 4 3 4 Note To modify this parameter via SIMATIC PDM it must be accessed via the pull down menu Device Maintenance Allows you to enable a maintenance reminder Options Reminder 1 Maintenance Required Reminder 2 Maintenance Demanded Reminders 1 and 2 OFF 1 First set the values in Reminder 1 before Lifetime Required 4 3 5 Reminder 2 before Lifetime Demanded 4 3 6 2 Selectthe desired Activation of Reminders option Reminder 1 before Lifetime Required 4 3 5 If Remaining Lifetime 4 3 3 is equal to or less than this value the device generates a Maintenance Required reminder Values Range 0 to Lifetime Expected 4 3 1 Default 0 164 years 1 Modify values as required 2 Set Activation of Reminders 4 3 4 to the desired option SITRANS LR250 mA HART 158 Operating Instructions 08 2014 A5E32220602 AC Parameter reference Reminder 2 before Lifetime Demanded 4 3 6 If Remaining Lifetime 4 3 3 is equal to or less than this value the device generates a Maintenance Demanded reminder Values Range 0 to Lifetime Expected 4 3 1 Default 0 019 years 1 Modify values as required 2 Set Activation of Reminders 4 3 4 to the desired option Maintenance Status 4
17. 7 3 4 Configuring a new device via FDT The full process to configure a field device via FDT is outlined in an Application Guide which can be downloaded from our website under Support gt Application Guides Product page http www siemens com LR 250 SITRANS LR250 mA HART 122 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Note e Parameter names and menu structure are almost identical for SIMATIC PDM and the local user interface LUI e Default settings in the parameter tables are indicated with an asterisk unless explicitly stated e Mode toggles between PROGRAM and Measurement Modes e For Quick Access to parameters via the handheld programmer press Home 9 then enter the menu number for example 2 2 1 e In Navigation mode ARROW keys 4 navigate the menu in the direction of the arrow e Press RIGHT arrow to open Edit Mode or to save a modification Parameters are identified by name and organized into function groups See LCD menu structure Page 285 fora chart For AMS Device Manager the structure varies slightly Parameters accessible via the handheld programmer are followed by the device menu number in parenthesis Parameters not followed by a number are accessible only via remote operation For more details see SIMATIC PDM AMS Device Manager e Operating via Mum e Operating via Quick Start 1 Wizards provide step by step procedures to
18. Default 0 164 years 1 Modify values as required 2 Set Activation of Reminders 4 2 4 to the desired option Reminder 2 before Lifetime Demanded 4 2 6 If Remaining Lifetime 4 2 3 is equal to or less than this value the device generates a Maintenance Demanded reminder Values Range 0 to Lifetime Expected 4 2 1 Default 0 019 years 1 Modify values as required 2 Set Activation of Reminders 4 2 4 to the desired option SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 155 Parameter reference Maintenance Status 4 2 7 Indicates which level of maintenance reminder is active In SIMATIC PDM open the menu View Device Status click on the Maintenance tab and check the Device Lifetime Status window Acknowledge Status 4 2 8 Indicates which level of maintenance reminder has been acknowledged In SIMATIC PDM open the menu View Device Status click on the Maintenance tab and check the Device Lifetime Status window Acknowledge 4 2 9 Acknowledges the current maintenance reminder To acknowledge a reminder via SIMATIC PDM 1 Open the menu View Device Status and click on the Maintenance tab 2 In the Device Lifetime section click on Acknowledge Warnings To acknowledge a reminder via the handheld programmer 1 Press RIGHT arrow twice to open parameter view and activate Edit Mode 2 Press RIGHT arrow to acknowledge the remind
19. Lifetime 4 3 Service Schedule 4 4 and Calibration Schedule 4 5 for those parameters 20 mA Setpoint 2 6 3 4 mA Setpoint 2 6 2 Access Control 6 1 1 Algorithm 2 8 4 1 Analog Output Scaling 2 6 Auto False Echo Suppression 2 8 7 1 Auto False Echo Suppression Range 2 8 7 2 Breakpoint 1 9 2 8 8 1 Breakpoint 10 18 2 8 8 2 Breakpoint 19 27 2 8 8 3 Breakpoint 28 36 2 8 8 4 Breakpoint 37 40 2 8 8 5 Calibration 2 3 CLEF Range 2 8 4 4 Communication 5 Confidence 2 8 6 1 Current Internal Temperature 3 2 1 Current Output Function 2 6 1 Damping Filter 2 2 4 Device 2 1 Device Address 5 1 Diagnostics 3 Distance Measurement 2 8 9 3 Echo Lock 2 8 5 1 Echo Profile 3 1 Echo Quality 2 8 6 Echo Select 2 8 4 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Echo Strength 2 8 6 2 Echo Threshold 2 8 4 3 Electronics Temperature 3 2 Empty Rate per Minute 2 4 3 Fail safe 2 5 Fail Safe mA Value 2 5 3 Far Range 2 8 2 Fill Rate per Minute 2 4 2 Firmware Revision 2 1 2 Hardware Revision 2 1 1 High Calibration Pt 2 3 2 Highest value 3 2 2 Hover Level 2 8 7 3 Language 7 LCD Contrast 4 10 LCD Fast Mode 4 9 Level 1 2 7 2 1 Level Measurement 2 8 9 1 Linearization 2 7 Loader Revision 2 1 3 Local Access 6 2 LOE Timer 2 5 2 Low
20. Open the menu View Device Status to view Diagnostics Device Status Hardware Firmware HW F W Status and Maintenance status Device Status LR250 Online Diagnostics Device Status HW FW Status Maintenance SIEMENS Communication Good Failed Device Status Device in test mode Local override Simulation or substitute value Out of service Device type mismatch Maintenance alarm Maintenance demanded Maintenance required IL Configuration failure Configuration warning Configuration changed Process value alarm L Process value warning Process value tolerance Last Check 7423 2012 11 27 15 AM Message Tet gt gt Configuration changed lt lt Configuration changed Update diagnostics Messages D update diagnostics In the Diagnostics window click on Update diagnostics to update diagnostic information and refresh linked icons 7 1 6 18 Update Open the menu View Update to refresh the screen SITRANS LR250 mA HART 98 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM 7 1 6 19 Security A password option protects security and communication control parameters from modification by a maintenance user When you open a project the User dialog window provides two options maintenance or specialist If a password has been set it will not be possible to open the project as a specialist without it A maintenance user will be able to open t
21. Operating Instructions 08 2014 A5E32220602 AC 293 Glossary repeatability the closeness of agreement among repeated measurements of the same variable under the same conditions sensor value the value produced by the echo processing which represents the distance from sensor reference point to the target see Sensor Mode 2 2 2 for an illustration shot one transmit pulse or measurement speed of light the speed of electromagnetic waves including microwave and light in free space Light speed is a constant 299 792 458 meters per second stilling well see stillpipe stillpipe a pipe thatis mounted inside a vessel parallel to the vessel wall and is open to the vessel at the bottom TVT Time Varying Threshold a time varying curve that determines the threshold level above which echoes are determined to be valid two wire radar a low energy radar Can be loop powered analog intrinsically safe 4 to 20 mA or a digital BUS transmitter waveguide antenna a hollow metallic tube that transmits a microwave signal to the product target SITRANS LR250 mA HART 294 Operating Instructions 08 2014 A5E 32220602 AC Index A Abbreviations and identifications list 283 access control remote access 170 activating 52 agitator blade detection avoiding 143 AMS Device Manager features 101 analog output explanation 256 fail signal 195 select 94 signal range 195 simulate
22. Rm 11 6 PROCESS p 11 7 Den rcm H 11 8 Programmer infrared keypad eene nennen enne nennen nen Dimension CrAWINGS eeen 12 1 Threaded horn antenna sssssssssseeseee eene enne enne nein nennen eene nennen 12 2 Threaded horn antenna with extension eene nnns 12 3 Flanged hom AMEN ta estie te a n erat e mac dia ce ets re PD Petr E e zx Edu 12 4 Flanged horn antenna with extension cee emen 12 5 Flanged encapsulated antenna 2 DN50 50A sizes ONLY 12 6 Flanged encapsulated antenna 3 DN80 80A sizes and larger SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Table of contents 12 7 Hygienic encapsulated antenna 2 ISO 2852 sanitary clamp ssseeeeemme 12 8 Hygienic encapsulated antenna 3 ISO 2852 sanitary clamp ssseeeeeeme 12 9 Hygienic encapsulated antenna 4 ISO 2852 sanitary clamp eerren 12 10 Hygienic encapsulated antenna DN50 nozzle slotted nut to DIN 11851 wo eee 12 11 Hygienic encapsulated antenna DN80 nozzle slotted nut to DIN 11851 wo ees 12 12 Hygienic encapsulated antenna DN100 nozzle slotted nut to DIN 11851 oo eee 12 13 Hygienic encapsulated antenna DN50 aseptic slotted nut to DIN 11864 1 wee 12 14 Hygienic encapsulated antenna DN80 aseptic slotted nut to DIN 11864 1 ee 12 15 Hygienic encapsulated antenna DN100 aseptic slotte
23. and accessibility Please direct your comments to Technical publications mailto techpubs smpi 9 siemens com 1 2 Purpose of this documentation These instructions contain all information required to commission and use the device It is your responsibility to read the instructions carefully prior to installation and commissioning In order to use the device correctly first review its principle of operation The instructions are aimed at persons mechanically installing the device connecting it electronically configuring the parameters and commissioning it as well as service and maintenance engineers 1 3 Document history The following table notes major changes in the documentation compared to the previous edition Edition Remark January 2014 Flanged encapsulated antenna version added August 2014 e Hygienic encapsulated antenna version added SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 9 Introduction 1 4 Firmware revision history 1 4 Firmware revision history This history establishes the correlation between the current documentation and the valid firmware of the device The documentation of this edition is applicable for the following firmware Firmware PDMEDD Date Changes rev rev 1 00 03 1 00 03 25 Feb 2007 e Initial release 1 01 00 1 01 00 27 J ul 2007 e EDD SIMATIC PDM View gt Display gt Distance correctly repo
24. errors are found returns the message Self Test Fails Open the menu Device Self Test select Yes and click OK 7 1 6 10 Loop test Note The simulated AO Analog Output value influences output to the control system Allows you to input a simulated value 4 mA 20 mA or a user defined value in order to test the functioning of the mA connections during commissioning or maintenance of the device The range is 3 56 mA to 22 6 mA see mA Output Value 2 6 6 To simulate a user defined mA value 1 Open the menu Device Loop Test 2 Select Other enter the new value and click on OK The message Field Device fixed at new value appears Click on OK The Loop Test window remains open 3 When you are ready to end simulation select End and click on OK to return the device to the actual output value 7 1 6 11 Configuration flag reset To resetthe configuration flag to zero open the menu Device Configuration Flag Reset and perform a reset SITRANS LR250 mA HART 94 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM 7 1 6 12 Master reset Factory Defaults Factory Defaults resets all parameters to the default settings with the following exceptions e Device Address 5 1 remains unchanged if the reset command is sent remotely via AMS PDM DTM FC375 but is reset to 0 if the reset command is sent via LUI e Write Protect 6 2 1 and PIN to Unlock 6 2
25. 1 Basic safety InformatiOn uc tt eee oe rb Praet pe edes bod Em ek ae Eae ence b A Ret ated 6 2 Operating via the handheld programmer sssssssseeeemmememeemeeenenenennn nnns 6 2 1 dug MT 6 2 2 Handheld programmer TURCtiOns nocicnt detiene date nie a ETid 6 2 2 1 The dECD display iiie it oer Mien Hr sra a dr tue Bliss E nul Lu e RU Ee rau ERR ERR ad 6 2 2 2 Handheld programmer Part No 7ML1930 1BK sssseeenn nens 6 2 3 alis eDim 6 2 3 1 Quick Start Wizard via the handheld programmer sss eene 6 2 3 2 Auto False Echo Suppression sacristana rerba ir RA RR d du DRE FEAR puto mince 6 2 3 3 Requesting an Echo Profile csse a iaiia ate da 6 3 Application examples ssssseeeneenenennneenennnneeneennneen nennen nennen nennen nennen rennen nnn 6 3 1 Liquid resin in storage vessel level measurement 6 3 2 Horizontal vessel with volume measurement 6 3 3 Application With stillDIpg i uteri b teet b iet A RED PERRO RE nade 7 Remote operation 1 7 1 Operating via SIMATIC PDM sesseeseeeeemenmeemeneen enne enne 7 1 1 Functions in SIMATIC PDM incierto HE cH Det e a ea a aaa aeaa 7 1 1 1 PDM function overview sssssseseeneeeeeneeeem eene nre 7 1 1 2 Features of SIMATIC PDM Rev 6 0 SP4 orhigher sssseeeeemem eme SITRANS LR250 mA HART 4 Operating Instructions 08 2014 A5E 32220602 AC Table of contents 7 1 1 3 Features of SIMATI
26. 152 FM SITRANS LR250 mA HART 114 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 2 Operating via AMS Device Manager 7 2 5 1 Process variables To compare outputs in real time click on Process Variables at the bottom of the navigation window for access to Process Variables e Values level volume space distance e Analog Output e Trend View 06 17 2009 10 54 50 333 SITRANS LR250 Rev 3 aloj xj Process Variables eee eo 3 D Process Variables SIEMENS TAB Ez Process Variables Er Echo Profile Volume elume oSUBABEBZSSE Distance 1074 Measssernert Tertiary Variable p Configure Setup eg Device Diagnostics D Process Variables a last synchronized 11 12 2010 1 56 42 PM Echo Profile 7 2 5 2 Password protection An AMS Device Manager administrator can configure the user to require a password The use of passwords is recommended A password should be assigned to the admin username immediately after installing AMS Device Manager Each user is given an AMS Device Manager username and password and required to enter them when they start AMS Device Manager Access to functions depends on the level of permissions granted Login types e standard local or domain A standard user can change their password in AMS Device Manager A Local or Domain Windows user cannot change their password using AMS Device Manager and must request their netw
27. 2 e Learned TVT curve see Auto False Echo Suppression 2 8 7 1 1 Open the menu Device Master Reset select Yes and click on OK to perform a reset to Factory Defaults 2 After the reset is complete upload parameters to the P C P G If you are performing a reset after replacing the device with a different instrument do not upload parameters to the PC PG 7 1 6 13 Wear Reports the number of hours the device has been operating and the number of times it has been powered up Open the menu Device Wear to view e Powered Days e Power on Resets Note Powered days are whole days only Fractional days are truncated 7 1 6 14 HART Communication Sets the number of request response preambles default 5 The preamble consists of three or more hexadecimal FF characters all 1s This allows the receiving modem to get its frequency detection circuits synchronized to the signal after any pause in transmission We recommend you do not change the default value 5 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 95 Remote operation 7 1 Operating via SIMATIC PDM 7 1 6 15 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 gt Maintenan
28. 28 ft Related parameters Units 2 2 1 Use this feature if the measured surface can drop below the Low Cal Point in normal operation SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 139 Parameter reference Propogation Factor 2 8 3 140 Note e When operating in a stillpipe values for CLEF Range 2 8 4 4 and for the propagation factor should be set according to the pipe size See the table below e Forreliable results the antenna size must be close to the pipe size Compensates for the change in microwave velocity due to propagation within a metal stillpipe instead of in free space Values Range 0 3 to 1 0 depending on pipe size Default 1 0000 Nominal Pipe Size 2 40 mm 1 5 50 mm 2 80 mm 3 100 mm 4 Propagation Factor 0 9844 0 988 0 9935 0 9965 CLEF Range 2 8 4 4 settings Low Low Low calibration Low calibration calibration calibration point 1000 mm point 1000 mm point point 3 28 ft 3 28 ft 700 mm 700 mm 2 29 ft gt 2 29 ft 3 Since pipe dimensions may vary slightly the propagation factor may also vary 5 CLEF range covers the whole measurement range except first 700 or 1000 mm from unit reference point see A in graphic below D sensor reference point Q airgap A 700 or 1000 mm low calibration point CLEF range 2 8 4 4 Note Flanged encapsulated antenna For F
29. 6 DN100 PN10 16 220 8 66 100A 10K 210 8 27 6 150 LB 280 11 02 75 2 95 9 6 20 65 6 DN150 PN10 16 285 11 22 150A 10K 280 11 02 D 3dBin the direction of the polarization axis See Raised Face Flange per EN 1092 1 P age 237 and Polarization reference point P age 31 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 215 Dimension drawings 12 7 Hygienic encapsulated antenna 2 ISO 2852 sanitary clamp 12 7 Hygienic encapsulated antenna 2 ISO 2852 sanitary clamp 50 0 1 2 NPT cable entry 2 00 or alternatively M20 cable gland Threaded cover 167 0 pt 153 0 6 57 6 02 90 0 3 54 bLA mm Pd Enclosure 178 0 Retaining 7 01 collar Process connection Sensor reference point Dimensions in mm inch SITRANS LR250 mA HART 216 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 8 Hygienic encapsulated antenna 3 ISO 2852 sanitary clamp 12 8 Hygienic encapsulated antenna 3 ISO 2852 sanitary clamp i 1 2 NPT cable entry or alternatively 2 M20 cable gland Threaded cover Enclosure Retaining collar 343 2 lom eB 13 51 Process connection Sensor reference point 14 5 L 74 7 0 57 2 94 991 0 3 58 Dimensions in mm inch SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 217 Dim
30. 6 4 MO Sensor reference point 4 mA 0 High calibration point Distance 20mA 100 Level Space Low calibration point SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 257 Appendix A Technical reference A 3 Analog Output A 3 2 Current Output Function A 3 3 Lo 258 Current Output Function 2 6 1 controls the mA output and applies any relevant scaling By default itis set to Level Other options are Space Distance and Volume The device can carry out a volume calculation only after a vessel shape has been specified When a volume application type is chosen Sensor Mode remains as Level and the mA Output is automatically converted to Volume To view the mA reading in the secondary region of the LCD press J on the handheld programmer ss of Echo LOE A loss of echo LOE occurs when the calculated measurement is judged to be unreliable because the echo confidence value has dropped below the echo confidence threshold Confidence 2 8 6 1 describes the quality of an echo Higher values represent higher quality Echo Threshold 2 8 4 3 defines the minimum confidence value required for an echo to be accepted as valid and evaluated If the LOE condition persists beyond the time limit set in LOE Timer 2 5 2 the LCD displays the Service Required icon and the text region displays the fault code S 0 and the text LOE If two faults are present at the same time the fa
31. 8 3 Position Detect 2 8 4 2 CLEF Range 2 8 4 4 a dK 3 0 You can configure each of the related parameters to suit your particular application Damping Filter 2 2 4 The time constant for the damping filter The damping filter smooths out the response to a sudden change in level This is an exponential filter and the engineering unit is always in seconds kN age 256 for more detail Values Range 0 to 100 000 s Default 10 000 s Calibration 2 3 Note We recommend using the Quick Start wizard to configure the device Low Calibration Pt 2 3 1 Distance from sensor reference point to Low Calibration Point Units are defined in Units 2 2 1 Values Range 0 to 20 m Default 20 00 m Related parameters Units 2 2 1 Far Range 2 8 2 D The point from which level measurement is referenced see Threaded Horn Antenna with A A A extension P age 203 Flanged Horn with extension P age 208 and Flanged encapsulated 214 antenna 3 DN80 80A sizes and larger SITRANS LR 250 mA HART 126 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference High Calibration Pt 2 3 2 Distance from sensor reference point to High Calibration Point Units are defined in Units 2 2 1 Values Range 0 to 20 m Default 0 00 m Related parameters Units 2 2 1 Near Range 2 8 1 When settin
32. Calibration Interval 4 5 1 Default 0 164 years 1 Modify values as required 2 Set Activation of Reminders 4 5 4 to the desired option Reminder 2 before Calibration Demanded 4 5 6 If Time Until Next Calibration 4 5 3 is equal to or less than this value the device generates a Maintenance Demanded reminder Values Range 0 to Calibration Interval 4 5 1 Default 0 164 years 1 Modify values as required 2 Set Activation of Reminders 4 5 4 to the desired option SITRANS LR250 mA HART 166 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Maintenance Status 4 5 7 Indicates which level of maintenance reminder is active In SIMATIC PDM open the menu View Device Status click on the Maintenance tab and check the Calibration Schedule Status window Acknowledge Status 4 5 8 Indicates which level of maintenance reminder has been acknowledged In SIMATIC PDM open the menu View Device Status click on the Maintenance tab and check the Calibration Schedule Status window Acknowledge 4 5 9 Acknowledges the current maintenance reminder To acknowledge a reminder via SIMATIC PDM 1 Open the menu View Device Status and click on the Maintenance tab 2 In the Service Schedule Status section click on Acknowledge Warnings To acknowledge a reminder via the handheld programmer 1 Press RIGHT gt arrow twice to open parameter view and activate Edit
33. Defaults should be performed before running the Quick Start Wizard if device has been used in a previous application See Master Reset via SIMATIC PDM Page 95 e The Quick Start wizard settings are inter related and changes apply only after you click on FINISH AND DOWNLOAD at the end of the last step to save settings offline and transfer them to the device e Donotuse the Quick Start Wizard to modify individual parameters for quick access to echo profile parameters see Echo Profile via SIMATIC PDM Page 86 or see Parameter Reference Page 123 for a complete list Perform customization only after the Quick Start has been completed e Click on BACK to return and revise settings or CANCEL to exit the Quick Start e Fora vessel with obstructions see Auto False Echo Suppression via SIMATIC PDM P age 89 Launch SIMATIC PDM open the menu Device Wizard Quick Start and follow steps 1 to 5 7 SIMATIC PDM SITRANS Project LR250 HART C Program Files Siemens STEP 7 S proj File BRE View Options Help Communication path i Download to Device Upload to PCJPG Update Diagnostic Status Parameter Level Meter Identification Wizard Quick Start tics Echo Profile Utilities D Quick Start SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 79 Remote operation 7 1 Operating via SIMATIC PDM Step 1 Identification 80 Note The layout of the dialog boxes s
34. HART Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 2 Operating via the handheld programmer 6 2 2 1 The LCD display Measurement mode display Normal operation Toggle indicator for linear units or 96 Selected operation level space distance or volume Measured value level space distance or volume Units Bar graph indicates level Secondary region indicates on request electronics temperature echo confidence loop current or distance Textarea displays status m essages Device status indicator see Device status icons P age 184 Press UP or DOWN arrow to switch a b In response to a key press request For details see Handheld Programmer Page 55 for key functions in Measurement mode Fault present e s otoE a Device status indicator see Device status icons P age 184 Textarea displays status messages SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 53 Commissioning 6 2 Operating via the handheld programmer PROGRAM mode display Navigation view G SAMPLING ECHO QUALITY SETUP i D Item band Current item number Menu bar Currentitem Current menu e A visible menu bar indicates the menu list is too long to display all items A band halfway down the menu bar indicates the current item is halfway down the list e The depth and relative position of the item ba
35. Improper device modifications 16 installation hazardous area requirements 43 requirements 34 warnings and notes 34 internal temperature monitoring 260 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Index K key functions edit mode 61 navigation mode 58 L Language 171 LCD display contrast Tusc echo profile viewing fast mode 168 measurement mode 53 lens replacement 179 lid lock set screw 41 linearization via AMS 106 Lithium batteries Safety 51 Local User Interface LUI 53 LOE Fail safe Mode 259 loop test simulate analog output 94 loop voltage vs loop resistance power supply requirements 43 loss of echo LOE explanation 258 LUI Local User Interface contrast adjustment 53 M mA output select analog output 94 maintenance calibration schedules 93 repairs 177 replacing antenna 179 replacing lens 179 service schedules 93 Maintenance 178 maintenance settings 151 Calibration Interval 165 see Remaining Sensor Lifetime 158 Service Interval 161 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC Master Reset factory defaults 152 factory defaults via AMS 102 measurement range blanking via Near Range 233 extension via Far Range 255 Measurement Response explanation 255 mounting bypass requirements 32 handheld programmer access 30 housing construction 24 31 nozzle de
36. Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 16 Hygienic encapsulated antenna DN50 aseptic flange to DIN 11864 2 12 16 Hygienic encapsulated antenna DN50 aseptic flange to DIN 11864 2 50 0 1 2 NPT cable entry P or alternatively M20 cable gland Threaded cover Enclosure Retaining collar NM Sensor reference Dimensions in mm inch Note Cut out of process connection and flange are shown for illustration purposes only SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 225 Dimension drawings 12 17 Hygienic encapsulated antenna DN80 aseptic flange to DIN 11864 2 12 17 Hygienic encapsulated antenna DN80 aseptic flange to DIN 11864 2 50 0 1 2 NPT cable entry 2 00 _ er alternatively M20 cable gland p Threaded cover Enclosure Retaining collar Sensor reference point 14 5 0 57 Dimensions in mm inch Note Cutout of process connection and flange are shown for illustration purposes only SITRANS LR250 mA HART 226 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 18 Hygienic encapsulated antenna DN100 aseptic flange to DIN 11864 2 12 18 Hygienic encapsulated antenna DN100 aseptic flange to DIN 11864 2 50 0 1 2 NPT cable entry or alternatively M20 cable gland Threaded cover Enclosure Retaining collar Sensor
37. Interface 11 3 Interface Analog output Signal range 4 to 20 mA x 0 02 mA accuracy upper limit 20 to 23 mA adjustable Fail signal 3 6 mA to 23 mA For more details see Fail safe Mode Page 259 Communication Load 230 to 600 Q 230 to 500 Q when connecting a coupling module HART Max line length multi wire lt 1500 m 4921 ft Protocol HART Version 5 1 Configuration Remote Siemens SIMATIC PDM or AMS Device Manager PC Local Siemens infrared handheld programmer or HART handheld communicator Display local 2 graphic LCD with bar graph representing level D See A 6 3 for details on version exclusions 2 Display quality will be degraded in temperatures below 25 C 13 F and above 65 C 149 F SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 195 Technical data 11 4 Mechanical 11 4 Mechanical Process Threaded connection 1 5 NPT ASME B1 20 1 R BSPT EN 10226 1 or connection G BSPP EN ISO 228 1 or 2 NPT ASME B1 20 1 R BSPT EN 10226 1 or G BSPP EN ISO 228 1 or 3 NPT ASME B1 20 1 R BSPT EN 10226 1 or G BSPP EN ISO 228 1 Flange connection flat face Materials 2 3 4 ASME 150 Ib 300 Ib DN50 DN80 DN100 PN10 16 PN25 40 50A 80A 100A JIS 10K 316L 1 4404 or 316L 1 4435 stainless steel Flange connection raised face Materials DN50 DN80 DN100 DN150 PN10 16 PN25 40 1 4404 or 1 44
38. ON Reminder 2 Maintenance Demanded checked 1 First set the values in Reminder 1 before Service Required 4 4 5 R eminder 2 before Service Demanded 4 4 6 2 Select the desired Reminder Activation option Reminder 1 before Service Required 4 4 5 If Time Until Next Service 4 4 3 is equal to or less than this value the device generates a Maintenance Required reminder Values Range 0 to Service Interval 4 4 1 Default 0 164 years 1 Modify values as required 2 Set Activation of Reminders 4 4 4 to the desired option Reminder 2 before Service Demanded 4 4 6 If Time Until Next Service 4 4 3 is equal to or less than this value the device generates a Maintenance Required reminder Values Range 0 to Service Interval 4 4 1 Default 0 019 years 1 Modify values as required 2 Set Activation of Reminders 4 4 4 to the desired option SITRANS LR250 mA HART 162 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Maintenance Status 4 4 7 Indicates which level of maintenance reminder is active Open the menu View Device Status click on the Maintenance tab and check the Service Schedule Status window Acknowledge Status 4 4 8 Indicates which level of maintenance reminder has been acknowledged Open the menu View Device Status click on the Maintenance tab and check the Service Schedule Status window Ackn
39. Off E Reminder 1 before Service Required 0 164 Reminder 2 before Service Demanded 0 019 Read Write Service Performed Note The device always operates in years Changing the units affects only the parameter view of the Service Interval parameters in SIMATIC PDM User configurable recommended time between product inspections Values Units 2 hours days years Range 0 to 20 years Default 1 0 year 3 Units are selectable only via SIMATIC PDM Time Since Last Service 4 4 2 Time elapsed since last service Can be resetto zero after performing a service To reset to zero e In SIMATIC PDM open the menu Device Maintenance click on the Service Schedule tab and click on Service Performed to restart the timer and clear any fault messages e Via the handheld programmer manually reset Time since Last Service 4 4 2 to zero SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 161 Parameter reference Time Until Next Service 4 4 3 Read only Service Interval 4 4 1 less Time Since Last Service 4 4 2 Activation of Reminders 4 4 4 Note To modify this parameter via SIMATIC PDM it must be accessed via the pull down menu Device Maintenance Allows you to enable a maintenance reminder Options Timer OFF ON no reminders checked ON Reminder 1 Maintenance Required checked ON Reminders 1 and 2 checked
40. Output Scaling for access to Analog Output Scaling see Analog Output Scaling 2 6 e Current Output Function e 4mA Setpoint e 20 mA Setpoint e Minimum mA Limit e Maximum mA Limit SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 109 Remote operation 7 2 Operating via AMS Device Manager Signal Processing 15 04 12 2012 09 49 15 680 SITRANS LR250 Rev 3 siei x Configure Setup General e 4 ConfigurejSetup Identification TAG tein SIEMENS ma Mee A Wizard Quick Start Range Sampling Step 1 Identificatior Near Range Echo Lock Step 2 Application 0185 m Material Agitator Step 3 Vessel Shape Step 4 Ranges ii es Step 5 Summary m Operation Propagation Factor Sampling down Setup 2 Sensor Analog Output Scaling Echo Select Signal Quality Praes Algorithm Confidence T ies Fist Echo 8 M d ro Position Detect Echo Strength uve m thn rT d Echo Profile TEM Local Display v Echo Threshold Noise Aver 15 dB ef tma Device last synchronized 4 12 2012 10 03 19 AM General Navigate to Configure S etup Setup Signal Processing and click on General for access to Range see Signal Processing 2 8 e NearRange e FarRange e Propagation Factor Echo Select see Echo Select 2 8 4 e Algorithm e Position Detect e Echo Threshold e CLEF Range Sampling see Sampling 2 8 5 e Echo Lock e S
41. against pressure loss from the process vessel that is the combination of process connection body and emitter but normally excluding the electrical enclosure In the event the device package is replaced the process connection tag shall be transferred to the replacement unit e SITRANS LR250 units are hydrostatically tested meeting or exceeding the requirement of the ASME Boiler and Pressure Vessel Code and the European Pressure Equipment Directive Note e The serial numbers stamped in each process connection body flange threaded or sanitary provide a unique identification number indicating date of manufacture Example MMDDYY XXX where MM month DD day YY year and XXX sequential unit produced e Further markings space permitting indicate flange configuration size pressure class material and material heat code 4 1 1 1 Pressure Equipment Directive PED 97 23 EC 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 1 8 and 1 20 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 23 Installing mounting 4 2 Installation location requirements 4 2 Installation location requirements A WARNING Aggressive atmospheres Danger to personnel system and enviro
42. are laser etched into the body of the flanged and hygienic versions All other SITRANS LR250 versions have details listed on a tag SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 25 Installing mounting 4 3 Proper mounting 4 3 Proper mounting Note e Correct location is key to a successful application e Avoid reflective interference from vessel walls and obstructions by following guidelines in this chapter NOTICE Incorrect mounting The device can be damaged destroyed or its functionality impaired through improper mounting e Before installing ensure there is no visible damage to the device e Make sure that process connectors are clean and suitable gaskets and glands are used e Mount the device using suitable tools Refer to the information in Installation instructions P age 34 for installation torque requirements Note e Ondevices with a removable head there is no limit to the number of times a device can be rotated without damage e When mounting orient the front or back of the device towards the closest vessel wall or obstruction e Do notrotate the enclosure after programming and vessel calibration otherwise an error may occur caused by a polarity shift of the transmit pulse SITRANS LR250 mA HART 26 Operating Instructions 08 2014 A5E 32220602 AC Installing mounting 4 3 Proper mounting 4 3 1 Nozzle design Threaded PVDF antenna Sta
43. bolts Flange bolting recommended torque Pressure class Nominal pipe size Number of bolts Recommended torque NPS Nm ASME B16 5 Class 2 4 30 50 150 3 50 70 4 8 40 60 6 70 90 EN1092 1 PN16 DN50 50A 4 30 50 JIS B 2220 10K DN80 80A 8 DN100 100A DN150 150A 60 80 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 35 Installing mounting 4 4 Installation instructions 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 e Check bolts periodically re torque as required Use new lens O ring and spring washers after removal from installation For instructions on replacing the lens see Part replacement Flanged Horn with extension Raised Face Flange per EN 1092 1 See Flat Face Flange Page 240 and Flanged encapsulated antenna 3 DN80 80A sizes and larger Page 214 for dimensions SITRANS LR250 mA HART 36 Operating Instructions 08 2014 A5E 32220602 AC Installing mounting 4 4 Installation instructions 4 4 3 Hygienic versions A WARNING Loss of sanitary approvals Loss of sanitary approvals can result from improper installation mou
44. configure the device filter out false echoes and upload and download parameters and firmware to the optional display for easy configuration of multiple devices SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 123 Parameter reference Quick Start Wizard 1 1 From measurement screen press RIGHT arrow twice to open the Quick Start Wizard menu Selecta wizard press RIGHT arrow to open the first step and follow the instructions Note Do not use the Quick Start Wizard to modify individual parameters Perform customization only after the Quick Start has been completed e See Quick Start Wizard via the handheld programmer Page 62 e See Quick Start Wizard via SIMATIC PDM Page 75 e See Quick Start Wizard via AMS Device Manager Page 104 Setup 2 Note Default settings in the parameter tables are indicated with an asterisk unless explicitly stated Device 2 1 Hardware Revision 2 1 1 Corresponds to the electronics hardware of the SITRANS LR250 Firmware Revision 2 1 2 Corresponds to the firmware that is embedded in the SITRANS LR250 Loader Revision 2 1 3 Corresponds to the software used to update the SITRANS LR250 Order Option 2 1 4 Read only Displays the device type standard or NAMUR NE 43 compliant Menu Timeout 2 1 5 Time menu stays visible before switching back to Measurement view if no key is pressed SITRANS LR250 mA HART 124 Operating Instruction
45. consignment 1 Check the packaging and the device for visible damage caused by inappropriate handling during shipping 2 Report any claims for damages immediately to the shipping company 3 Retain damaged parts for clarification 4 Check the scope of delivery by comparing your order to the shipping documents for correctness and completeness A WARNING Using a damaged or incomplete device Danger of explosion in hazardous areas e Do notuse damaged or incomplete devices SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 11 Introduction 1 7 Transportation and storage 1 7 Transportation and storage To guarantee sufficient protection during transport and storage observe the following e Keep the original packaging for subsequent transportation e Devices replacement parts should be returned in their original packaging e fthe original packaging is no longer available ensure that all shipments are properly packaged to provide sufficient protection during transport Siemens cannot assume liability for any costs associated with transportation damages caution Insufficient protection during storage The packaging only provides limited protection against moisture and infiltration e Provide additional packaging as necessary 1 8 Notes on warranty 12 The contents of this manual shall not become part of or modify any prior or existing agreement commitment
46. illustration LOUICKSTARTWIZ HIGH CALI PT HIGH CALIB PT 0 00 0 00 4 D xa pna Aur 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 v Finish Then press LEFT arrow lt to return to Measurement mode SITRANS LR250 is now ready to operate 6 2 3 2 Auto False Echo Suppression If you have a vessel with known obstructions we recommend using Auto False Echo Suppression to prevent false echo detection See TVT setup 2 8 7 for instructions This feature can also be used if the display shows a false high level or the reading is fluctuating between the correct level and a false high level SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 65 Commissioning 6 2 Operating via the handheld programmer 6 2 3 3 66 Requesting an Echo Profile eo90600G0 In PROGRAM mode navigate to Level Meter 3 3 1 v DIAGNOSTICS Press RIGHT arrow to request a profile ECHO PROFILE ELECT TEMP b 31 Echo amplitude in dB Confidence Zoom Distance from Low Calibration P oint to vertical cross hair Measure Algorithm tF trueF irst g Exit Distance from flange face to target Exit icon selected Pan left right selected X Exiticon deselected Pan up down Use UP 4 or DOWN arrow to scroll to an icon
47. is required Resets all parameter to factory defaults with the following exceptions e Device Address 5 1 remains unchanged if the reset command is sent remotely via AMS PDM DTM FC375 butis reset to 0 if the reset command is sent via LUI e Write Protect 6 2 1 and PIN to Unlock 6 2 2 values are not reset e Auto False Echo Suppression 2 8 7 1 learned TVT and Auto False Echo Suppression Range 2 8 7 2 are not lost Options dle or Done Return to previous menu Factory Defaults To perform a reset to factory defaults via SIMATIC PDM open the menu Device Master Reset and click on Factory Defaults SITRANS LR250 mA HART 152 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Remaining Device Lifetime 4 2 Note Default settings in the parameter tables are indicated with an asterisk unless explicitly stated Four sets of parameters allow you to monitor the Device S ensor Lifetimes and set up Maintenance Service schedules based on operating hours instead of a calendar based schedule See also Remaining Sensor Lifetime 4 3 Service Schedule 4 4 and Calibration Schedule 4 5 Performing a reset to Factory Defaults will reset all the Maintenance Schedule parameters to their factory defaults The device operates in years To view Remaining Device Lifetime parameters in hours or days via SIMATIC PDM only see Lifetime Expected 4 2 1 The d
48. mA HART Operating Instructions 08 2014 A5E32220602 AC 209 Dimension drawings 12 4 Flanged horn antenna with extension 12 4 210 Flanged horn antenna with extension a 168 3 6 62 223 3 8 79 50 2 s 3 L 4 L 1004 1 i Y NPT cable entry or M20 cable gland threaded cover horn horn O D enclosure electronics OOOO Dimensions in mm inch 0000A flange name plate retaining collar process connection tag sensor reference point SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 4 Flanged horn antenna with extension Flanged horn with extension dimensions Nominal horn Horn O D in mm Height to sensor reference point in mm Beam angle Measurement range size inch inch 3 9 b in m ft in mm inch Stainless steel flange Optional alloy raised or flat face flange 9 50 2 47 8 1 88 235 3 9 26 238 3 9 38 15 80 3 74 8 2 94 268 3 10 56 271 3 10 68 10 20 65 6 100 4 94 8 3 73 323 3 12 73 326 3 12 85 8 aH eight from bottom of horn to sensor reference point as shown See also Raised F ace flange per EN 1092 1 for flanged horn antenna Page 235 or Flat F ace Flange Page 240 3dB in the direction of the polarization axis see P olarization reference point P age 31 for an illustration 9 Optional alloy N06022 2 4602 Hastelloy C 22 or equivalent SeeiRaised F ace flange
49. per EN 1092 1 for flanged horn antenna Page 235 Note Heights to sensor reference point are for stainless steel flanges For optional alloy N06022 2 4602 Hastelloy C 22 or equivalent see Flanged Horn dimensions above SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 211 Dimension drawings 12 5 Flanged encapsulated antenna 2 DN50 50A sizes only 12 5 Flanged encapsulated antenna 2 DN50 50A sizes only il Y NPT cable entry or M20 cable gland flange threaded cover see table below seetable below see table below enclosure 9 sensor reference point 5 retaining collar see table below Dimensions in mm inch SITRANS LR250 mA HART 212 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 5 Flanged encapsulated antenna 2 DN50 50A sizes only Flanged encapsulated antenna 2 DN50 50A dimensions Flange size E mm inch mm inch mm inch mm inch 2 DN50 50A 263 10 35 223 8 78 274 10 79 11 0 43 1 Height from tip of lens to sensor reference point as shown Flange size Flange class Flange O D Antenna Beam angle Measurement mm inch aperture size range mm inch m ft 2 150 LB 152 5 98 50 1 97 12 8 10 32 8 DN50 PN10 16 165 6 50 50A 10K 155 6 10 D 3 dB in the direction of the polarization axis 2 20mifinstalled in still
50. reference Dimensions in mm inch Note The cut out of the process connection and the flange are shown for illustration purposes only SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 227 Dimension drawings 12 19 Hygienic encapsulated antenna DN50 aseptic clamp to DIN 11864 3 12 19 Hygienic encapsulated antenna DN50 aseptic clamp to DIN 11864 3 1 2 NPT cable entry or alternatively M20 cable gland er ar pe cover 153 0 6 02 Enclosure 4 178 0 7 01 Retaining collar 2737 N 10 78 225 2 8 87 mp l Process 2 cormecti n Sensor reference ES A t pe Lokal f 44 0 lal Lon J 11 0 63 0 k 2 48 0 43 977 5 3 05 Dimensions in mm inch Note Cut out of process connection is shown for illustration purposes only SITRANS LR250 mA HART 228 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 20 Hygienic encapsulated antenna DN80 aseptic clamp to DIN 11864 3 12 20 Hygienic encapsulated antenna DN80 aseptic clamp to DIN 11864 3 50 0 1 2 NPT cable entry or alternatively M20 cable gland Threaded cover Enclosure 178 0 Retaining 7 01 collar 343 2 13 51 Y OO fr f Process connection Sensor reference A zi point 4 Y 1 974 7 2 94 14 5 94 5 0 57 3 72 106 0 4 17 Dimensions in mm inch Note Cut out of process connection is sh
51. the vessel should be empty or almost empty and if an agitator is present it should be running The device learns the echo profile over the whole measurement range and the TVT is shaped around all echoes present at that moment Auto False Echo Suppression Range 2 8 7 2 Auto False Echo Suppression Range specifies the range within which the learned TVT is applied Default TVT is applied over the remainder of the range The learned TVT screens outthe false echoes caused by obstructions The default TVT allows the material echo to rise above it Auto False Echo Suppression Range must be set to a distance shorter than the distance to the material level when the environment was learned to avoid the material echo being screened out SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 253 Appendix A Technical reference A 2 Echo Processing 254 Example before Auto False Echo Suppression H 4 L 16 zj 8 T oe 2 a D default TVT high calibration point 20 false echo obstruction at 1 3 m material echo material level at 3 2 m sensor reference point Example after Auto False Echo Suppression Auto False Echo Suppression Range setto 2 m Ss 9 I 5i el mmm F n 1 2 3 4 Distance m D leamed TVT default TVT false echo material echo E Auto False Echo Suppression Range echo marker SITRANS LR250 mA HART Operat
52. transfer them to the device Quick Start Step 5 of 5 LR250 Step 5 of 5 Sunny SIEMENS Parameter Old l tni c b n LR250 English m Applicaton Level in avesset 1 Hybrid Aigorithm Om Liquid Vessel Shape None 7 Ranges 100 Om Om m Om 20m Siow 0 1 mimin New 7 igentiscation LR250 English T Application Lovel in vessel 1 Hybrid Algorithm om Liquid Vessel Shape Cylinder Ranges lt Back _ Finish Finish and Download Help The message Quick Start was successful will appear Click on OK SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 83 Remote operation 7 1 Operating via SIMATIC PDM 7 1 5 Changing parameter settings using SIMATIC PDM Note e Fora complete list of parameters see Parameter Reference P age 123 e Clicking on Cancel during an upload from device to SIMATIC PDM will result in some parameters being updated Many parameters are accessed via pull down menus in PDM See Parameters accessed via pultdown menus ull down menus P age 85 for others 1 Launch SIMATIC PDM connect to device and upload data from device 2 Adjust parameter values in the parameter value field then Enter The status fields read Changed 3 Open the Device menu click on Download to device then use File Save to save settings offline The status fields are cleared F SIMATI
53. until all desired breakpoint values have been entered Breakpoint 1 9 2 8 8 1 Values Range 50 to 50 dB Default 0 dB Breakpoint 10 18 2 8 8 2 Values Range 50 to 50 dB Default 0 dB Breakpoint 19 27 2 8 8 3 Values Range 50 to 50 dB Default 0 dB SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 149 Parameter reference Breakpoint 28 36 2 8 8 4 Values Range 50 to 50 dB Default 0 dB Breakpoint 37 40 2 8 8 5 Values Range 50 to 50 dB Default 0 dB Measured Values 2 8 9 Read only Allows you to view measured values for diagnostic purposes To access measured values via SIMATIC PDM Open the menu View Process Variables Level Measurement 2 8 9 1 The value for level Space Measurement 2 8 9 2 The value for space Distance Measurement 2 8 9 3 The value for distance Volume Measurement 2 8 9 4 The value for volume SITRANS LR250 mA HART 150 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Diagnostics 3 Echo Profile 3 1 Allows you to requestthe current echo profile either locally via the handheld programmer or remotely via SIMATIC PDM or AMS Device Manager For more detail see Echo Processing Page 248 To request a profile via SIMATIC PDM Open the menu Device Echo Profile Utilities For more detail see Echo Profile Util
54. use faulty components SITRANS LR250 mA HART 178 Operating Instructions 08 2014 A5E 32220602 AC Service and maintenance 9 3 Maintenance and repair work 9 3 2 Part replacement If the antenna lens secondary O ring and spring washers require replacement due to damage or failure they may be replaced without the need for re calibration if of the same type and size 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 Replacing the lens 1 Remove existing lens by turning it counter clockwise until it separates from the unit 2 Replace the O ring between the lens and process connection with a new one 3 Carefully thread the replacement lens and turn it clockwise until resistance is encountered Do not over tighten the lens as this will permanently damage it 4 For flange installation instructions see Flanged versions P age 35 Note After installation of the new lens onto the flanged encapsulated antenna version and before mounting on the vessel tank some lenses may not appear to lie flush on the device but this is normal and will not impact performance SITRANS LR250 mA HART Operating Instructions 08 2014 A5E3222060
55. version and in While we have verified the contents of this electronic version We encourage users to purchase manual for agreement with the instrumentation authorized bound manuals or to view electronic versions as described variations remain possible Thus we designed and authored by Siemens Milltronics Process cannot guarantee full agreement The contents of Instruments Siemens Milltronics Process Instruments will this manual are regularly reviewed and not be responsible for the contents of partial or whole corrections are included in subsequent editions reproductions of either bound or electronic versions We welcome all suggestions for improvement Technical data subject to change MILLTRONICS is a registered trademark of Siemens Milltronics Process Instruments Contact SMPI Technical Publications European Authorized Representative at the following address Technical Publications Siemens AG Siemens AG Industry Sector Siemens Milltronics Process Instruments 76181 Karlsruhe 1954 Technology Drive P O Box 4225 Deutschland Peterborough Ontario Canada K9J 7B1 Email techpubs smpi siemens com e For a selection of Siemens Milltronics level measurement manuals go to www siemens com processautomation Under Process Instrumentation select Leve Measurement and then go to the manual archive listed under the product family e Foraselection of Siemens Milltronics weighing manuals go to WWW siemens com processautom
56. via PDM 94 analog output scale setup 131 antenna replacement 179 antenna types flanged encapsulated antenna 213 215 flanged horn antenna 209 flanged horn antenna with extension 211 threaded horn 203 threaded PVDF antenna 234 Auto False Echo Suppression explanation 253 setup 145 TVT Shaper adjustment 88 via PDM 86 89 B beam angle flanged encapsulated antenna 213 215 flanged hom 209 211 threaded horn 205 threaded PVDF antenna 234 blanking see Near Range 255 bolting instructions 36 bypass pipe see stillpipe 32 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC C cables requirements 40 Calibration Interval 165 calibration schedules via PDM 92 cleaning instructions 177 CLEF Constrained Leading Edge Fit explanation 250 CLEF range setup 147 communication load 195 maximum line length 195 conduits requirements 40 configuration new device via AMS 101 Quick Start via LUI 62 configuration flag reset 94 Correct usage see Improper device modifications D Damping explanation 256 Damping filter setup 126 data logging time based echo profile storage 87 Device Address 169 Device Description DD see EDD 78 Device Reset see Master Reset 152 device status view via PDM 98 Diagnostics 151 dimensions flanged encapsulated antenna 213 flanged horn 2 509 211 295 Index flat face flange 24
57. virtually any vessel configuration SITRANS LR250 mA HART 20 Operating Instructions 08 2014 A5E 32220602 AC Installing mounting 4 4 1 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 M WARNING Unsuitable connecting parts Danger of injury or poisoning In case of improper mounting hot toxic and corrosive process media could be released at the connections e Ensure that connecting parts such as flange gaskets and bolts are suitable for connection and process media WARNING Exceeded maximum ambient or process media temperature Danger of explosion in hazardous areas Device damage e Make sure that the maximum permissible ambient and process media temperatures of the device are not exceeded A wARNING Open cable inlet or incorrect cable gland Danger of explosion in hazardous areas e Close the cable inlets for the electrical connections Only use cable glands or plugs which are approved for the relevant type of protection SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 21 Installing mounting 4 1 Basic safety information A WARNING Incorrect conduit system Danger
58. 0 Niin Range 40 Algorithm 30 Current Scho Profile saved as same Save 8 g 20 10 Delete Measure Derre status Bicontigurabon changed Priman varna i Oviteade fe operating limits L 10 Distance m Menn i ce es D default TVT Q material echo vessel bottom echo selected echo marker Example CLEF enabled Vessel height 1 5 m CLEF range setto 0 5 m oa gs di z 3 Distance m Jj default TVT material echo selected vessel bottom echo echo marker SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 251 Appendix A Technical reference A 2 Echo Processing A 2 3 A 2 4 A 2 5 252 CLEF Range CLEF Range 2 8 4 4 is referenced from Low Calibration Point process empty level When the Hybrid algorithm is selected in Position Detect 2 8 4 2 the CLEF algorithm will be applied up to the limit of CLEF Range Above this limit the Center algorithm will be applied 5 D CLEF Range Q Center algorithm applied High Calibration Point process full level Sensor reference point Low Calibration Point process empty level Echo Threshold Confidence 2 8 6 1 describes the quality of an echo Higher values represent higher quality Echo Threshold 2 8 4 3 defines the minimum confidence value required for an echo to be accepted as valid and evaluated Ech
59. 0 57 2 94 988 6 3 49 994 7 3 73 Dimensions in mm inch Note Cut out of process connection and placement of threaded nut are shown for illustration purposes only SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 12 Hygienic encapsulated antenna DN 100 nozzle slotted nut to DIN 11851 12 12 Hygienic encapsulated antenna DN100 nozzle slotted nut to DIN 50 0 1 2 NPT cable entry or alternatively M M20 cable gland Threaded cover 4 178 0 7 01 343 2 13 51 1 2 46 Sensor reference Y point Y i 14 5 2 94 0 57 107 6 4 24 113 7 4 48 Dimensions in mm inch Note Cut out of process connection and placement of threaded nut are shown for illustration purposes only SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 221 Dimension drawings 12 13 Hygienic encapsulated antenna DN 50 aseptic slotted nut to DIN 11864 1 12 13 Hygienic encapsulated antenna DN50 aseptic slotted nut to DIN 11864 1 1 2 NPT cable entry or alternatively M20 cable gland Threaded cover 153 0 6 02 d Enclosure 178 0 7 01 274 2 Retaining 10 80 225 7 wel ean Sa 8 89 m Lu MD Ep Sensor reference point i 11 0 i 0 43 2 63 pi 972 0 bie Dimensions in mm inch Note Cut out of process connection and placement
60. 04 or 1 4435 A1B2C3 236 XX Serial no mmddyyx Bolt hole mm 18 18 18 22 18 18 22 26 Logo gt No of bolts co co co gt co oo Machining Identification Angle of Facing adjacent mm bolt holes 90 102 45 138 45 158 45 212 90 138 45 138 45 162 45 218 Thickness mm 18 20 20 22 20 24 24 28 Welded Assembly Identification Flange series Flange Heat Code series no XXXXX A1B2C3 Facing RF a When flange material is alloy N06022 2 4602 additional material and heat code identification is provided The flange markings are located around the outside edge of the flange Serial number a unique number allotted to each flange including the date of manufacture MMDDY Y followed by a number from 001 to 999 indicating the sequential unit produced Flange series the Siemens Milltronics drawing identification a flange material batch code identification Heat code SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 27 Raised Face flange per EN 1092 1 for flanged encapsulated antenna 12 27 Raised F ace flange per EN 1092 1 for flanged encapsulated antenna Stainless steel VIEW uA PAS angle of adjacent bolt holes bolt hole diameter bolt hole circle diameter antenna flange O D facing height facing diameter flange thickness OOO 0000 SITRANS LR250 mA H
61. 1 raised face flange 236 238 threaded horn with Ld threaded PVDF antenna 234 E echo confidence parameter setup 144 echo processing Process Intelligence 248 Echo Profile data logging 87 view via LUI 66 view via PDM 86 Echo Profile Utilities Auto False Echo Suppression 86 Echo Profile 86 TVT Shaper 86 echo selection Algorithm 249 CLEF Constrained Leading Edge Fit 250 Position algorithm 250 time varying threshold TVT 249 Echo Setup quick access via PDM 92 EDD updating 78 edit mode handheld programmer 58 key functions 61 Electronic Device Description EDD 76 required for PROFIBUS PA 78 updating 78 enclosure opening 41 F factory defaults Master Reset 152 Fail safe settings 129 Fail safe Mode explanation 259 Fail safe Timer explanation 259 296 false echo see Auto False Echo Suppression 253 FarRange explanation 255 setup 139 flange bolting instructions 36 flange markings flat face 241 raised face 236 239 flange sizes flat face 241 raised face 236 238 flanged encapsulated antenna dimensions 215 flanged horn dimensions 209 211 H handheld programmer edit mode 59 navigation 58 HART multidrop mode 280 HART Communication set preambles 95 HART Communications details 277 HART version 280 hazardous area installations wiring requirements 43 Identifications and abbreviations list 283
62. 1 m min 0 32 ft min 10s Medium 1 0 m min 3 28 ft min 10s Fast 10 0 m min 32 8 ft min 0s SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 255 Appendix A Technical reference A 3 Analog Output A 2 9 Damping Damping Filter 2 2 4 smooths out the response to a sudden change in level This is an exponential filter and the engineering unit is always in seconds In 5 time constants the output rises exponentially from 63 296 of the change in the first time constant to almost 10096 of the change by the end of the 5th time constant Damping example 45 time constant 2 seconds eal parry input level change 2m _ 4 LINE E 254 fae D 21 a gt 151 l 14 051 Bi Time s 1 2 3 4 5 LI 7 input level smoothed output A 3 Analog Output The mA Output current output is proportional to material level in the range 4 to 20 mA 0 and 10096 are percentages of the full scale reading m cm mm ft in Typically mA output is set so that 4 mA equals 0 and 20 mA equals 100 When SITRANS LR250 is put into PROGRAM mode for example by navigating through the menu it stops updating the output of the device local user interface and mA Output It stores the most recent measurement and holds the associated readings and mA signal output The device reverts to the parameter last addressed during the previous program session When the device is returned
63. 11 Remote operation 7 2 Operating via AMS Device Manager Local Display 7 2 2 112 Navigate to Configure S etup gt Setup gt Local Display for access to e Language e LCD Fast Mode see LCD Fast Mode 4 9 e LCD Contrast see LCD Contrast 4 10 Maintenance and diagnostics Navigate to Maintenance and Diagnostics for access to Remaining Device Lifetime see Remaining Device Lifetime 4 2 e Lifetime expected e Time in Operation e Remaining Lifetime e Activation of Reminders e Reminder 1 before Lifetime Required e Reminder 2 before Lifetime Demanded Remaining Sensor Lifetime see Remaining Sensor Lifetime 4 3 e Lifetime expected e Time in Operation e Remaining Lifetime e Activation of Reminders e Reminder 1 before Lifetime Required e Reminder 2 before Lifetime Demanded Service Schedule see Service Schedule 4 4 e Service Interval e Time Since Last Service e Time Until Next Service e Activation of Reminders e Reminder 1 before Service Required e Reminder 2 before Service Demanded SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 2 Operating via AMS Device Manager Calibration Schedule see Calibration Schedule 4 5 e Calibration Interval e Time Since Last Calibration e Time Until Next Calibration e Activation of Reminders e Reminder 1 before Calibration Required e Reminder 2 before Calibration Demand
64. 11 Safety marking symbols i arret ber LE ide e Hd buo b Red eA RE Do A A a 2 1 2 Laws and directives 00e enter nenna 2 1 3 aeezenniuuletc EUM 2 1 4 Conformity with European directives sssssssse meme 2 1 5 CE Electromagnetic Compatibility EM C Conformity 2 2 Improper device modifications essen nennen enne enne 2 3 Requirements for special applications sssssssseeeemm meme 2 4 Use in hazardous areas uat uta ie a A EaD eR a RIF U Rea ANERE 3 Description iiie pea ros rr a ER EE ERR EH EM EAR ERE ERR ER PR MEAE REA RR 3 1 SITRANS LR250OVEIVIEW rone hovel init bent Meth atin indienne 3 2 iorum 3 3 Applications s maii peccet eee e b Benet gon ses eulx Du eredi ennai hac dete adu nas ce iret 3 4 Approvals and certificates esti emere A t d rei ELA RARE VR Rb Fi deemed 4 Installing mounting 3 rre e enn n n EE REX ERR ER CR D RC SEEN EXER X ER D CR 8 4 1 Basic safety information enne enne nennen nennen nnne nennen enne enne 4 1 1 Press re Apps in 4 1 1 1 Pressure Equipment Directive PED 97 23 EC ssssssse emen 4 2 Installation location requirements s sse enne 4 3 Proper mouhtilt ci oreet cet pe etii a abd e CL REL So OR A breed d 4 3 1 Nozzle design cece ayeesy cenectecet a RO ERU M T D SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 3 Table of contents 4 3
65. 2 50 mm PVDF Polyvinylidene fluoride Flanged encapsulated antenna Wetted materials 316L 1 4404 or 316L 1 4435 stainless steel TFM 1600 PTFE lens Hygienic encapsulated antenna Wetted material Construction 316L 1 4404 or 316L 1 4435 stainless steel TFM 1600 PTFE plus chosen seal aluminum polyester powder coated Conduit entry 2 x M20x1 5 or 2 x NPT Ingress protection Type 4X NEMA 4X Type 6 NEMA 6 IP67 IP68 Weight excluding extensions 1 5 threaded connection with 1 5 horn antenna approximately 5 1kg 11 2 Ib 2 threaded connection with 2 horn antenna approximately 5 5 kg 12 1 Ib 3 threaded connection with 3 horn antenna approximately 7 0 kg 15 4 Ib 2 threaded PVDF antenna approximately 3 3 kg 7 3 Ib DN50 PN10 16 or 2 150 Ib flat face flange with 2 horn antenna approximately 8 kg 17 6 Ib DN100 PN25 40 or 4 ASME 300 Ib flat face flange with 4 horn antenna approximately 17 4 kg 38 3 Ib DN50 PN10 16 raised face flange with 2 horn antenna approximately 6 kg 13 2 Ib DN100 PN25 40 raised face flange with 4 horn antenna 2 ASME 150 lb FEA 3 ASME 150 lb FEA approximately 11 3 kg 24 9 Ib approximately 7 0 kg 15 4 Ib approximately 10 7 kg 23 6 Ib 4 ASME 150 Ib FEA approximately 13 1 kg 28 9 Ib 6 ASME 150 lb FEA approximately 17 7 kg 39 Ib DN50 PN10 16 FEA a
66. 2 Application select a level application and liquid as a material In Step 3 Vessel Shape choose the vessel shape option Linearization Table In Step 4 Ranges enter a value for maximum volume E 01 07 2009 09 38 15 653 SITRANS LR250 Rev 3J SIEMENS Thesa Parameters species the Danges of the Sensor and the dmeansorg of tha Vessel Print last synehvorni 1 7 2008 9 48 54 AM D Breakpoints Maximum volume 1 Click on the Breakpoints tab and enter values for level and volume for up to 32 breakpoints 2 Navigate to Configure S etup gt Setup gt Linearization and click on Characteristic to preview the characteristic curve of the vessel breakpoints The conversion will function correctly even if not all breakpoints are entered butthe curve will display correctly only if all breakpoints are entered 3 In Step 5 Summary check parameter values Click on the appropriate step menu to return and revise values or click on a different menu to exit Quick Start SITRANS LR250 mA HART 106 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 2 Operating v a AMS Device Manager Changing parameter settings using AMS Device Manager Note For a complete list of parameters see Parameter Reference P age 123 For more detailed explanations of the parameters listed below see the pages referenced 1 Adjust parameter values in the parameter value field in Configure S etup
67. 2 AC 179 Service and maintenance 9 3 Maintenance and repair work Raised Face flange kits Description Process Part number connection size Replacement TF MT 1600 PTFE Lens and Spring Washer 2 A5E 32462817 Kitfor ASME B16 5 Class 150 raised faced 3 A5E 32462819 4 A5E 32462820 6 A5E 32462821 Replacement TFM 1600 PTFE Lens and Spring Washer 50A A5E 32462822 Kit for J IS B 2220 10K raised Face 80A A5E 32462823 100A A5E 32462824 150A A5E 32462825 Replacement TFM 1600 PTFE Lens and Spring Washer DN50 A5E 32462826 Kit for EN 1092 1 PN10 16 type B1 raised face DN80 A5E 32462827 DN100 A5E 32462828 DN150 A5E 32462829 S pare part kits Description Process Part number connection size IS02852 Hygienic encapsulated antenna Lens and silicon O ring 2 A5E32572731 37 A5E32572745 4 A5E 32572747 DIN11851 Hygienic encapsulated antenna Lens and silicon O DN50 A5E32572758 ring DN80 A5E 32572770 DN100 A5E 32572772 DIN11864 1 Hygienic encapsulated antenna Lens and silicon O DN50 A5E32572773 ring DN80 A5E 32572779 DN100 A5E 32572782 DIN11864 2 3 Hygienic encapsulated antenna Lens and silicon DN50 A5E32572785 O ring DN80 A5E 32572790 DN100 A5E 32572791 Tuchenhagen Hygienic encapsulated antenna Lens and silicon Type F A5E32572794 O ring Type N A5E 32572795 Note For more information about accessories such as clamps seals and process conn
68. 2 aya X rezto int aoe a A a 4 3 3 Orientation in a vessel with obstructions sssessesseseeeee eene nnns 4 3 4 Mounting on a Stillpipe or Bypass Pipe ssssseseseseeneeeneneenmeenenmeennnenn nnne enne 4 3 5 BT a RA R RI lt RA ia M 4 4 Installation NSU NS saa E 4 4 1 Threaded versions ssssssssesseseeeneenn sees cee nennen ener enne sae en nnne nennt nennen nennen nnn 4 4 2 Flanged EU Ieiom 4 4 3 abre eicpc 4 5 DISASSEMDI E 5 Connecting sandana anna a FEE E FT TRE PERPE E ERE ER ER RR 51 Basic safety informationssida Paw baee tle doe Ped te une Et dea Le e i dc eu 5 2 Connecting SITRANS ER 250 ritenute furta be eere net irn icu d ih n B eR ERA ud 5 3 Wiring setups for hazardous area installations sssssse mee 5 3 1 Intrinsically safe wiring nennen nennen nennen nennen nennen rennes 5 3 2 Non Sparking WINING aa aa an R M 5 3 3 Non incendive wiring US Canada only nennen nnns 5 3 4 Flameproof WIFIFiQ o certet o ari rere a Sete c dr cust td Og e CE SLE oh RE rue RD ko Renaud 5 3 5 Increased safety WIFITIG utere eae a a a 5 3 6 Explosion proof wiring US Canada Only 5 4 Instructions specific to hazardous area installations 5 4 1 Reference European ATEX Directive 94 9 EC Annex Il 1 0 6 6 Cormimisslonilig cicero E Co Er E EE ERE EE EA a EET E ER V E A E EE E EE AR 6
69. 20602 AC Remote operation 7 2 Operating via AMS Device Manager Configure Setup continued Signal Processing continued TVT TVT Setup Tag Auto False Echo Suppression Auto False Echo Suppression Range Hover Level Shaper Mode Device Status TVT Shaper Tag Breakpoints Device Status Shaper Mode Manual TVT Curve Manual TVT diagram Tag Shaper Mode Echo Profile Echo Profile Tag Device Status Echo Profile Parameters Level Measurement Distance Measurement Confidence Near Range Local Display Local Display Tag Language LCD Fast Mode LCD Contrast Device Status Maintenance and Diagnostics Remaining Device Lifetime Device Lifetime Tag Lifetime expected Time in Operation Remaining Lifetime Activation of Reminders Reminder 1 before Lifetime Required Reminder 2 before Lifetime Demanded Device Status Remaining Sensor Lifetime Sensor Lifetime Tag Lifetime expected Time in Operation Remaining Lifetime Activation of Reminders Reminder 1 before Lifetime Required Reminder 2 before Lifetime Demanded Device Status SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 119 Remote operation 7 2 Operating via AMS Device Manager 120 Maintenance and Diagnostics continued Service Schedule Service Schedule Tag Service interval Time Since Last Service Time Until Next Service Activation of Reminders Reminder 1 before Service Required Reminder 2 b
70. 3 7 Indicates which level of maintenance reminder is active In SIMATIC PDM open the menu View Device Status click on the Maintenance tab and check the Sensor Lifetime Status window Acknowledge Status 4 3 8 Indicates which level of maintenance reminder has been acknowledged In SIMATIC PDM open the menu View Device Status click on the Maintenance tab and check the Sensor Lifetime Status window Acknowledge 4 3 9 Acknowledges the current maintenance reminder To acknowledge a reminder via SIMATIC PDM 1 Open the menu View Device Status and click on the Maintenance tab 2 In the Sensor Lifetime section click on Acknowledge Warnings To acknowledge a reminder via the handheld programmer 1 Press RIGHT arrow gt twice to open parameter view and activate Edit Mode 2 Press RIGHT arrow to acknowledge the reminder SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 159 Parameter reference Service Schedule 4 4 Note e Four sets of parameters allow you to monitor the Device S ensor Lifetimes and set up Maintenance Service schedules based on operating hours instead of a calendar based schedule See also Remaining Device Lifetime 4 2 Remaining Sensor Lifetime 4 3 and Calibration Schedule 4 5 e Performing a reset to Factory Defaults will reset all the Maintenance Schedule parameters to their factory defaults e The device operates in years To view Service I
71. 326 2013 IEC 61326 2012 Electrical Equipment for Measurement Control and Laboratory Use Electromagnetic Compatibility EN61000 4 2 2009 Electromagnetic Compatibility EMC Part 4 2 Testing and measurement techniques Electrostatic discharge immunity test EN61000 4 3 2006 A1 2008 A2 2010 EN61000 4 4 2004 A1 2010 Electromagnetic Compatibility EMC Part 4 3 Testing and measurement techniques Radiated radio frequency electromagnetic field immunity test 2006 A1 2008 A2 2010 Electromagnetic Compatibility EMC Part 4 4 Testing and measurement techniques Electrical fast transient burst immunity test EN61000 4 5 2006 Electromagnetic Compatibility EMC Part 4 5 Testing and measurement techniques Surge immunity test EN61000 4 6 2010 EN61000 4 8 2010 Electromagnetic Compatibility EMC Part 4 6 Testing and measurement techniques Immunity to conducted disturbances induced by radio frequency fields Electromagnetic Compatibility EMC Part 4 8 Testing and measurement techniques Power frequency magnetic field immunity test 2 2 Improper device modifications A WARNING Improper device modifications particularly in hazardous areas approvals Danger to personnel system and environment can result from modifications to the device e Only carry out modifications that are described in the instructions for the device Failure to observe this requirem
72. 35 stainless steel optional Alloy N06022 2 4602 Hastelloy C 22 or equivalent Flanged encapsulated antenna FEA connection raised face Materials 2 3 4 6 ASME 150 Ib DN50 DN80 DN100 DN150 PN10 16 50A 80A 100A 150A JIS 10K 316L 1 4404 or 316L 1 4435 stainless steel Hygienic encapsulated antenna HEA connection Materials ISO 2852 2 3 4 DIN 11851 DN50 DN80 DN100 DIN 11864 1 2 3 DN50 DN80 DN100 Tuchenhagen Type F 50 mm and Type N 68 mm 316L 1 4404 or 316L 1 4435 stainless steel ISO 2852 2 3 4 clamp 304 1 4301 stainless DIN 11864 3 DN50 steel DN80 DN100 Tuchenhagen Type F clamp 304 1 4301 stainless 50 mm and Type N steel 68 mm nut connection 303 1 4305 316L 1 4404 or 316L stainless steel 1 4435 stainless steel DIN 11851 11864 1 captive slotted nut DN50 DN80 DN100 connection 304L 1 4307 DIN 11864 2 DN50 mounting nuts and bolts DN80 DN100 304 1 4301 stainless steel 196 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Technical data 11 4 Mechanical Antenna Enclosure Horn Materials standard 1 5 40 mm 2 50 mm 3 4 100 mm horn optional 100 mm 4 horn extension 316L stainless steel with PTFE emitter optional Alloy N06022 2 4602 Hastelloy9C 22 or equivalent with PTFE emitter 80 mm and Threaded PVDF antenna Wetted materials
73. 5 Dimension drawings 12 30 Process connection tag pressure rated versions 12 30 Process connection tag pressure rated versions For pressure rated versions only the process connection label lists the following information Process connection tag pressure rated versions Item Sample Text Comments E xplanation SERIAL GYZ 00000000 Pressure Boundary Assembly NOMINAL PIPE SIZE DN 4 INCH 100mm Nominal Pipe Size INSTRUMENT MAWP PS 11 0 BAR Maximum Allowable Working Pressure at Design Temperature for the device DESIGN TEMP TS 200 9C Maximum Allowable Working Temperature MINIMUM PROCESS 15 9 BAR AT 40 9C Minimum Wetted Process Conditions TEST PRESSURE PT 22 7 BAR Production Test Pressure TEST DATE 10 11 11 Date of Pressure Test Y ear Month Day CONNECTION SERIES ASME B16 5 Flange Series dimensional pattern based on ASME B16 5 flange standards PROCESS SERIES 25546 Pressure Tag Family Series WETTED NON METALLICS TFM Antenna Emitter WETTED METALLICS 316L Process Connection Material s WETTED SEALS FKM Seal Material s e Minimum Wetted Process Conditions the minimum pressure and temperature to which the device assembly may be exposed in the process and continue to provide a pressure retaining function e Pressure Tag Family Series the identification number used to indicate specific process connection information relating to operating conditions
74. A Technical reference A 2 Echo Processing 250 Position Detect 2 8 4 2 The echo position detection algorithm determines which point on the echo will be used to calculate the precise time of flight and calculates the range using the calibrated propagation velocity see Propagation Factor 2 8 3 for values There are three options e Center e Hybrid e CLEF Constrained Leading Edge F it Center Uses center of the echo Hybrid Uses the Center algorithm for the top part of the vessel and the CLEF algorithm for the part nearest the vessel bottom according to the setting for CLEF range CLEF Constrained Leading Edge F it Uses the leading edge of the echo e s used mainly to process the echo from materials with a low dK value In an almost empty flat bottomed vessel a low dK material may reflect an echo weaker than the echo from the vessel bottom The echo profile shows these echoes merging The device may then report a material level equal to or lower than empty The CLEF algorithm enables the device to report the level correctly Example CLEF off Position set to Hybrid Vessel height 1 5 m CLEF range setto 0 Center algorithm gives the same result SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 2 Echo Processing Echo Profile SITRANS i Ras measurement Distance measurement Echa Confidence 60 70 0 Echo Strengm 5
75. A 2 2 ECNO S ClO mc A 2 3 CLEF rpm si ni a a a A a a dais A 2 4 Echo Threshold iib a R Am Ba a A 2 5 ECMO LO CK ia ni fa ai a nf a a a an A 2 6 Auto False Echo Suppression ina ni mr ER ae ee RR ERR Kd A 2 7 Measurement Range iioii epoca a paca th det aat dockets a eaa a da dea ru AR a aa EBEN Fn ERR Fd A 2 8 Measurement Responses SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 7 Table of contents 13 14 A 2 9 ED AMI mE A 3 Analog EOD Em A 3 1 Sensor Modeen M A 3 2 Currenit O tput FUNCBON ns a na aaa nn gn a bh aiiai kaa A 3 3 Loss of Echo LOE EE A 3 4 Fail safe Mode CRM A 4 Maximum Process Temperature Chart eee eee eene A 5 Process Pressure Temperature derating curves ssssssssese eee A 5 1 Pressure Equipment Directive P ED 97 23 EC 0000 000e eens A 5 2 Horn antenna xiii oet e bee the a Gna ae ERR ERREUR a a savas Gus HERRERA RATER ERROR RR tan A 5 3 Flanged horn antenna eene enne enne nennen nennen inneren nennen nne A 5 4 Flanged encapsulated antenna iecit udi e one da a A SLR RE RR Deng A A 5 5 PVDF a M A 5 6 Hygienic encapsulated antenna cicer a A re EL Rode aid A 6 LOOP POWER A 6 1 Allowable operating area of SITRANS LR250 ssssesseeeeeemen ener nns A 6 2 Curve 1 General Purpose Intrinsically Safe Non S parking Non incendive A 6 3 Curve 2 Flameproof Inc
76. AINT STAT ACK STATUS ACK ECHO THRESHOLD ECHO STRENGTH AUTO FALSE ECHO AUTO SUPP RANGE 14 1 LCD menu structure 287 LCD menu structure 14 1 LCD menu structure 288 4 SERVICE cont d 44 SERVICE SCHED 441 SERV INTERVAL 4 4 2 TIME LAST SERV 4 4 8 TIME NEXT SERV 44 4 REMINDER ACTIV 4 4 5 REMIND 1 REQ 4 4 6 REMIND 2 DEM 4 4 7 MAINT STAT 4 4 8 ACK STATUS 4 4 9 ACK 4 5 CALIB SCHED 4 5 1 CALIB INTERNAL 4 5 2 TIME LAST CALIB 4 5 3 TIME NEXT CALIB 4 5 4 REMINDER ACTIV 4 5 5 REMIND 1 REQ 4 5 6 REMIND 2 DEM 4 5 7 MAINT STAT 4 5 8 ACK STATUS 4 5 9 ACK 4 6 MANUF DATE 4 7 POWERED HOURS 4 8 POWERON RESETS 4 9 LCD FAST MODE 4 10 LCD CONTRAST 4 11 SECONDARY VALUE 4 12 MEM TEST 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 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Glossary accuracy degree of conformity of a measure to a standard or a true value algorithm a prescribed set of well defined rules or processes for the solution of a problem in a finite number of steps ambient temperature the temperature of the surrounding air that comes in contact with the enclosure of the device antenna an aerial which sends out and receives a signal in a specific direction There are four basic types of antenna in radar level measurement ho
77. ART Operating Instructions 08 2014 A5E32220602 AC 237 Dimension drawings 12 27 Raised Face flange per EN 1092 1 for flanged encapsulated antenna Raised Face flange dimensions Pipe size 2 150 LB DN50 DN80 DN100 DN150 80A 100A 150A 238 PN10 16 Flange class Flange O D mm inch 152 5 98 190 7 48 230 9 06 280 11 02 155 6 10 200 7 87 220 8 66 285 11 22 155 6 10 185 7 28 210 8 27 280 11 02 Bolt hole circle mm inch 120 7 4 75 152 4 6 00 190 5 7 50 241 3 9 50 125 4 92 160 6 30 180 7 09 240 9 45 120 4 72 150 5 91 175 6 89 240 9 45 Bolt hole mm inch 19 0 75 22 2 0 87 18 0 71 22 0 87 19 0 75 23 0 91 No of bolt D holes Angle of Facing adjacent mm boltholes inch 4 90 92 1 3 63 127 5 00 8 45 157 2 6 19 215 9 8 50 4 90 102 4 02 8 45 138 5 43 158 6 22 212 8 35 4 90 96 3 78 8 45 126 4 96 151 5 94 212 8 35 Flange Flange thickness facing mm thickness inch 20 6 1 5 0 06 0 81 25 9 2 0 08 1 02 2 0 08 26 9 1 5 0 06 1 06 18 0 71 2 0 08 20 0 79 2 0 08 2 0 08 22 0 87 2 0 08 16 0 63 2 0 08 18 0 71 2 0 08 2 0 08 22 0 87 2 0 08 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 27 R
78. Appendix A Technical reference A 5 Process Pressure Temperature derating curves DIN 11864 2 Aseptic Hygienic flanged DN50 DN80 and DN100 1 bar 14 5 psi UU P A 30 bar 435 psi 20 bar 290 psi 4 400 F 204 C T 50 C RT 50 C 150 C 200 C 58 F 0 C 122 F 302 F 392 F 32 F 29 C 170 C 20 F 338 F Atmospheric Allowable operating pressures Allowable operating temperatures Note For pressure applications all attachment hardware must be suitably rated 272 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 5 Process Pressure Temperature derating curves DIN 11864 3 Aseptic Hygienic clamp DN50 DN80 and DN100 IS0 2852 Sanitary Hygienic clamp 2 3 and 4 Tuchenhagen Varivent face seal clamp Type N 68 mm and Type F 50 mm P A 30 bar 435 psi 4 20 bar 290 psi 300 F 400 F 149 C 204 C 1 bar 14 5 psi T 50 C RT 50 C 100 C 150 C 200 C 58 F 0 C 122 F 212 F 302 F 392 F 32 F 29 C 170 C 20 F 338 F D Atmospheric Allowable operating pressures Allowable operating temperatures od Uu Note For pressure applications all clamps must be rated accordingly SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 213 Appendix A Technical reference A 6 Loop power A 6 Loop power Not
79. C PDM LR250 Project SITRANS LR250 HART C Program Files SIEMENS STEP 7s 7 projWS File Device View Options Help SM cj x fH LR250 fil SITRANS LR250 HART im Identification Parameter Value Unit s EN Maintenance and Diagnostics Communication 71 Security LA Characteristics Damping Filter 10 s D Value fields SITRANS LR250 mA HART 84 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM Parameters accessed via pull down menus Click on Device or View to open the associated pull down menus F SIMATIC PDM LR250 Project SITRANS LR250 HART C Program Files SIEMENS STEP File Device BS Options Help iables f Process Varia Device Status 2 fm sp v Toolbar v Status Bar PERE C Communication Sensor Mode Level 1 Security Material Liquid 21 Characteristics Damping Filter 10 D pull down menus Pull down menus Device menus View menus Communication path Process Variables P age 96 Download to device Device Status P age 98 Upload to PC PG Toolbar Update Diagnostic Status Status bar Wizard Quick Start P age 79 Update Page 86 Self Test Page 94 Loop Test P age 94 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 85 Remote operation 7 1 Operating via SIMATIC PDM 7 1 6 1 Echo profile util
80. C PDM Rev 5 2 SP 1 enne nen nennen nennen nnns 71 1 4 SIMATIC PDM Versio Ni east t a a eria cd rut Pei aa RET debt A 7 1 2 IMitlall SOUP ial gar na na ea ends A21 Deactvating DUCKS aska ees tr Pede cnn Ue arx ha baa Peak RR Re xu od uso dn dud 7 1 3 Updating the Electronic Device Description EDD meme 7 1 3 1 Config ring a mew device cimientos a ha de de em xe eL Ion iL ERE Lr d AER 7 1 4 Quick Start Wizard via SIMATIC P DM iei eat tet ue rao a v e a 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 cicuta A aaa ea EXE XR AR CLR KE aa docu a xus y E oS MM eT 7 1 0 3 View saved echo profiles sssssssssssssseeeeeeeneeenen eene enne enne enne nennen nennen ns pano ELIT 7 1 6 5 Auto false echo suppression enne nnne enne enne nenne nennen ns 1 1 6 6 ECHO SEUD c M Fl Ma inte ma ne dem EE 11 6 8 Select analog Output cute genet tei sida Pod eoe Po eren be du deua ones rec acie R PAGO AO Loop lest rrr rer dann denen ttes Pon aa Fever be ux oe nt Lp ea dead Pu rever e vr da rx 71 6 11 Configuration flag rreset icai rc e e E Pe a Peu a RR ER ERE RR LA na Rue A PALO 12 Master ESE luieren a a a PESE DS CRIT id a a E T TAG TA HART COMMUNICATION na a A E 7 1 6 15 PROCESS variables oie apa a a AA A na A RE pn REED 7 16 17 Devic
81. Calibration Pt 2 3 1 Lowest value 3 2 3 mA Output Value 2 6 6 Manufacture Date 4 6 Master Reset 4 1 Material 2 2 3 Material Level 2 5 1 Maximum mA limit 2 6 5 Maximum Volume 2 7 1 2 Measured Values 2 8 9 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 173 Parameter reference 174 Memory Test 4 12 Menu Timeout 2 1 5 Minimum mA limit 2 6 4 Near Range 2 8 1 Noise Average 2 8 6 3 Order Option 2 1 4 PIN to Unlock 6 2 2 Position Detect 2 8 4 2 Power on Resets 4 8 Powered Hours 4 7 Propagation Factor 2 8 3 Quick Start 1 Quick Start Wizard 1 1 Rate 2 4 Remote Access 6 1 Response Rate 2 4 1 Sampling 2 8 5 Sampling Down 2 8 5 3 Sampling Up 2 8 5 2 Shaper Mode 2 8 7 4 Signal Processing 2 8 Secondary Value 4 11 Security 6 Sensor 2 2 Sensor Mode 2 2 2 Sensor Offset 2 3 3 Service 4 Setup 2 Space Measurement 2 8 9 2 Table 1 8 2 7 2 Table 9 16 2 7 3 Table 17 24 2 7 4 Table 25 32 2 7 5 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Parameter reference TVT Setup 2 8 7 TVT Shaper 2 8 8 Units 2 2 1 Vessel Dimension A 2 7 1 3 Vessel Dimension L 2 7 1 4 Vessel Shape 2 7 1 1 Volume 2 7 1 Volume 1 2 7 2 2 Volume Measurement 2 8 9 4 Write P rotect 6 2 1 SITRANS LR250 mA HART Operating Instruction
82. E 150 Ib 7 5 6 0 0 75 4 0 96 4 ASME 150 Ib 9 0 7 50 0 75 8 1 25 2 ASME 300 Ib 6 50 5 00 0 75 8 1 12 3 ASME 300 Ib 8 25 6 62 0 88 8 1 38 4 ASME 300 Ib 10 00 7 88 0 88 8 1 50 DN50 EN PN16 165 mm 125 mm 18 mm 4 24 4 mm DN80 EN PN16 200 mm 160 mm 18 mm 8 31 8 mm DN100 EN PN16 220 mm 180 mm 18 mm 8 31 8 mm DN50 EN PN40 165 mm 125 mm 18 mm 4 25 4 mm DN80 EN PN40 200 mm 160 mm 18 mm 8 31 8 mm DN100 EN PN40 235 mm 190 mm 22 mm 8 38 1 mm 50A JIS 10K 155 mm 120 mm 19 mm 4 23 8 mm 80A JIS 10K 185 mm 150 mm 19 mm 8 24 4 mm 100A JIS 10K 210 mm 175 mm 19 mm 8 28 5 mm 3 A 2 flange is designed to fit a 2 pipe for actual flange dimensions see Flange O D Flange markings located around the outside edge of the flat faced flange identify the flange assembly on which the device is mounted SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 241 Dimension drawings 12 28 Flat Face flange Flat Face flange markings Flat Face Flange Identification Serial No MMDDYYXXX 242 Welded Assembly Identification Logo Flange series Material Heat Flange Heat code Series Nominal size code series no aN 25556 2 150 316L 1 4404 or A1B2C3 25546 A1B2C3 Serial number Flange series Nominal size Material Heat code DN80 PN16 316L 1 4435 A unique number allotted to each flange including the date of manufacture MMDDYY followed by a number from 001 to 999 indicating the sequential unit pr
83. Jj P VS Preferred Undesirable Beam angle Note e Beam width depends on antenna size and is approximate see below For details on avoiding false echoes see Auto False Echo Suppression P age 253 e Beam angle is the width of the cone where the energy density is half of the peak energy density e The peak energy density is directly in front of and in line with the antenna e There is a signal transmitted outside the beam angle therefore false targets may be detected SITRANS LR250 mA HART 28 Operating Instructions 08 2014 A5E 32220602 AC Installing mounting 4 3 Proper mounting Horn antenna Flanged encapsulated antenna Emission cone Beam angle SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 29 Installing mounting 4 3 Proper mounting Emission cone type and beam angle Antenna type Antenna size Beam angle Horn 1 5 19 2 15 3 10 4 8 Threaded PVDF 19 Process connection Process connection type size Flanged encapsulated 2 Class 150 ASME B16 5 12 8 3 4 6 Class 150 ASME B16 5 9 6 50A 10K J IS B 2220 12 8 80A 100A 150A 10K J IS B 2220 9 6 DN50 PN10 16 EN1092 1 12 8 DN80 DN100 DN15 PN10 16 EN1092 1 9 6 0 Hygienic encapsulated 2 Sanitary Clamp according to 12 8 34 ISO 2852 9 6 DN50 Aseptic Hygienic nozzle slotted 12 8 DN80 DN100 nut
84. LE 17 24 2 7 5 TABLE 25 32 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC LCD menu structure 2 SETUP cont d 2 8 SIGNAL PROC 2 8 2 8 2 8 2 8 1 2 3 4 2 8 5 2 8 6 2 8 7 2 8 8 2 8 9 3 DIAGNOSTICS NEAR RANGE FAR RANGE PROPAG FACTOR ECHO SELECT N ALGORITHM POS DETECT ROM 2 2 2 SAMPLING CLEF RANGE ECHO LOCK UP SAMP DOWN SAMP 3 m0 o 0 0 0 wi gt 2 NNN ECHO QU CONFIDENCE wry NOISE AVERAGE TVT SETU HOVER LEVEL SHAPER MODE fon TVT SHAP BRKPT 1 9 BRKPT 10 18 BRKPT 19 27 BRKPT 28 36 BRKPT 37 40 LEVEL MEAS SPACE MEAS DISTANCE MEAS VOLUME MEAS NNNNNNNNN NNN ana wN MEAS VALU pha m 00 Coco to Tjoo Go 0000 00 AIG oomoo O0 00 n toctwO0o0000 NNNN DDD DRA NNNN Rw 3 1 ECHO PROFILE 3 2 ELECT TEMP 3 2 3 2 3 2 4 SERVICE 4 2 3 CURR INTERN TEMP HIGHEST VALUE LOWEST VALUE 4 1 MASTER RESET 4 2 REMAIN DEV LIFE AB N BARBRRRRRRARLDPAPBRRARBRRA Q0 02 02002 Q0 202 C2 Q0 ZNNNNNNNN 4 3 REM SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC ipo No 0 Dto N o0 ooRON A LIFETIME EXPECTE TIME IN OPER REMAIN LIFETIM REMINDER ACTIV REMIND 1 REQ REMIND 2 DEM MAINT STA ACK STATUS ACK SENS LIFE LIFETIME EXPECTE TIME IN OPER REMAIN LIFETIM REMINDER ACTIV REMIND 1 REQ REMIND 2 DEM M
85. Material Agitator Total Lock not recommended for radar Related parameters Fill Rate per Minute 2 4 2 Empty rate per Minute 2 4 3 Sampling Up 2 8 5 2 Sampling Down 2 8 5 3 For radar applications Material Agitator is the most often used setting to avoid agitator blade detection Sampling Up 2 8 5 2 Specifies the number of consecutive echoes that must appear above the echo currently selected before the measurement is accepted as valid Values Range 1 to 50 Default 5 Sampling Down 2 8 5 3 Specifies the number of consecutive echoes that must appear below the echo currently selected before the measurement is accepted as valid Values Range 1 to 50 Default 2 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 143 Parameter reference Echo Quality 2 8 6 Confidence 2 8 6 1 Indicates echo reliability higher values represent better echo quality The display shows the echo confidence of the last measurement Echo Threshold 2 8 4 3 defines the minimum criterion for echo confidence Values 0 to 99 view only Shot not used Related Parameters Echo Threshold 2 8 4 3 Open the menu Device Echo Profile Utilities and click on the tab Echo Profile Echo Strength 2 8 6 2 Displays the absolute strength in dB above 1 uV rms of the echo selected as the measurement echo Val
86. Mode 2 Press RIGHT arrow to acknowledge the reminder Manufacture Date 4 6 Read only The date of manufacture of the SITRANS LR250 yy mm dd Powered Hours 4 7 Read only Displays the number of hours the unit has been powered up since manufacture In SIMATIC PDM open the menu Device Wear Power on Resets 4 8 Read only The number of power cycles that have occurred since manufacture In SIMATIC PDM open the menu Device Wear SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 167 Parameter reference LCD FastMode 4 9 Note e LCD FastMode takes effect only after 30 minutes of inactivity Each time the device is powered up a further 30 minutes of inactivity is required e LCD Fast Mode affects Measurement mode only it has no effect on Navigation mode Enables a faster rate of measurement from the device by disabling most of the display area Only the bar graph will be refreshed when LCD FastMode is setto ON Values ON or OFF Default OFF LCD Contrast 4 10 The factory setting is for optimum visibility at room temperature and in average light conditions Extremes of temperature will lessen the contrast Values Range 0 High contrast to 20 Low contrast Default 10 Adjust the value to improve visibility at room temperature and in average light conditions Change the value in small steps to ensure you can continue to read the displ
87. Near Range Confidence Echo Strength Algorithm Measure Device Status Configuration changed Primary variable outside the operating limits 2 3 pce Distance m Resolution Standard Blue Echo Profile Red TVT eg Measure Current Echo Profile saved as Echo Profile Time Based Storage Name e Saved Interval 10 Number of Profiles to Store 5 D Resolution Echo Profile Time Based Storage 7 1 6 3 View saved echo profiles To view a saved profile click on the tab View Saved Echo Profiles Echo profile data logging You can store up to 60 profiles ata selected interval maximum 60 minutes Inside Echo Profile Utilities in the Echo Profile Time Based Storage window e Enterthe desired interval between stored profiles e Enter the maximum number of profiles to be stored maximum 60 e Click on Start A message appears warning of the time delay and warning that all previous saved profiles will be overwritten Click on OK to proceed The new profiles will be saved with their date and time e Click on the tab View Saved Echo Profiles to view the stored profiles SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 87 Remote operation 7 1 Operating via SIMATIC PDM 7 1 6 4 TVT Shaper 88 Note Double click on each axis to see the X scale and data scale values Right click or Left click on the axis and drag to reposit
88. POSITION DETECT ECHO THRESHOLD OONDAARONS UNa 2 SAMPLING ECHO LOCK SAMPLING UP SAMPLING DOWN CN 3 FILTERING DAMPING FILTER 4 TANK BOTTOM ALGORITHM 1 CLEF RANGE 5 NOISE 1 ECHO CONFIDENCE 2 ECHO STRENGTH 3 NOISE AVERAGE SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Appendix B HART communications SITRANS LR250 mA HART B 4 HART Communicator 375 menu structure 5 TVT SETUP 1 TVT HOVER LEVEL 2 AUTO FALSE ECHO SUPPRESSION 3 AUTO SUPPRESSION RANGE 4 SHAPER MODE 6 TVT SHAPER SHAPER 1 9 Shaper points 1 9 SHAPER 10 18 Shaper points 10 18 SHAPER 19 27 Shaper points 19 27 SHAPER 28 36 Shaper points 28 36 SHAPER 37 40 Shaper points 37 40 RESPONSE RATE FILL RATE PER MINUTE EMPTY RATE PER MINUTE akwWh 7T RATE won 3 OUTPUT 1 MAOUTPUT 1 MA OUTPUT FUNCTION 2 4MA SETPOINT 3 20 MA SETPOINT 4 MINIMUM MA LIMIT 5 MAXIMUM MA LIMIT 4 FAIL SAFE 1 FAILSAFE TIMER 2 FAILSAFE MATERIAL LEVEL 3 FAILSAFE LEVEL 3 DIAGNOSTICS 1 MEASURED VALUES 1 CURRENT INTERNAL TEMP 2 MAX INTERNAL TEMP 3 MIN INTERNAL TEMP 4 SERVICE 1 REMAINING DEVICE LIFETIME TOTAL EXPECTED DEVICE LIFE TOTAL DEVICE OPERATING TIME REMAINING DEVICE LIFETIME MAINTENANCE REQUIRED LIFETIME MAINTENANCE DEMANDED LIFETIME MAINTENANCE ALERT ACTIVATION DEVICE LIFETIME MAINTENANCE ACKNOWLEDGE 2 REMAINING SENSOR LIFETIME TOTAL EXPECTED SEN
89. R250 mA HART 260 Operating Instructions 08 2014 A5E32220602 AC Appendix A Technical reference A 5 Process Pressure Temperature derating curves A 5 Process Pressure Temperature derating curves A WARNING Exceeded maximum permissible operating pressure Danger of injury or poisoning The maximum permissible operating pressure depends on the device version The device can be damaged if the operating pressure is exceeded Hot toxic and corrosive process media could be released e Make sure that the device is suitable for the maximum permissible operating pressure of your system Pressure applications Danger to personnel system and environment will result from improper disassembly e Never attempt to loosen remove or disassemble process connection while vessel contents are under pressure A WARNING Pressure applications Danger to personnel system and environment can result from improper installation e Improper installation may result in loss of process pressure M WARNING Unsuitable connecting parts Danger of injury or poisoning In case of improper mounting hot toxic and corrosive process media could be released at the connections e Ensure that connecting parts such as flange gaskets and bolts are suitable for connection and process media Note Material compatibility Siemens can provide you with support concerning selection of sensor components wetted by
90. SIEMENS Radar Transmitters SITRANS LR250 mA HART Operating Instructions Safety Guidelines Warning notices must be observed to ensure personal safety as well as that of others and to protect the product and the connected equipment These warning notices are accompanied by a clarification of the level of caution to be observed Qualified Personnel This device system may only be set up and operated in conjunction with this manual Qualified personnel are only authorized to install and operate this equipment in accordance with established safety practices and standards Unit Repair and Excluded Liability e Theuseris responsible for all changes and repairs made to the device by the user or the user s agent e All new components are to be provided by Siemens Milltronics Process Instruments e Restrict repair to faulty components only e Do not reuse faulty components Warning Cardboard shipping package provides limited humidity and moisture protection This product can only function properly and safely if itis correctly transported stored installed set up operated and maintained This product is intended for use in industrial areas Operation of this equipment in a residential area may cause interference to several frequency based communications Note Always use product in accordance with specifications Copyright Siemens AG 2013 All Rights Reserved Disclaimer of Liability This document is available in bound
91. SOR LIFE TOTAL SENSOR OPERATING TIME REMAINING SENSOR LIFETIME MAINTENANCE REQUIRED LIMIT MAINTENANCE DEMANDED LIMIT MAINTENANCE ALERT ACTIVATION SENSOR LIFETIME MAINTENANCE ACKOWLEDGE NOORONS NOOR Operating Instructions 08 2014 A5E32220602 AC 279 Appendix B HART communications B 5 HART version 3 SERVICE INTERVAL 1 TOTAL SERVICE INTERVAL 2 TIME ELAPSED SINCE LAST SERVICE 3 REMAINING LIFETIME 4 MAINTENANCE REQUIRED LIMIT 5 MAINTENANCE DEMANDED LIMIT 6 MAINTENANCE ALERT ACTIVATION 7 SERVICE ACKNOWLEDGE 4 CALIBRATION INTERVAL 1 TOTAL CALIBRATION INTERVAL 2 TIME ELAPSED SINCE LAST CALIBRATION 3 REMAINING LIFETIME 4 MAINTENANCE REQUIRED LIMIT 5 MAINTENANCE DEMANDED LIMIT 6 MAINTENANCE ALERT ACTIVATION 7 CALIBRATION ACKNOWLEDGE 5 POWERED DAYS 6 POWER ON RESETS 7 LCD FAST MODE 8 LCD CONTRAST 5 COMMUNICATION 1 COMMUNICATION CONTROL 6 SECURITY 1 WRITE PROTECT 2 PIN TO UNLOCK 7 LANGUAGE 1 LANGUAGE B 5 HART version SITRANS LR250 conforms to HART rev 5 B 5 1 Burst Mode SITRANS LR250 does not support burst mode B 5 2 HART Multidrop Mode We do not recommend the use of HART Multidrop Mode SITRANS LR250 mA HART 280 Operating Instructions 08 2014 A5E 32220602 AC Appendix C Certificates and support C 1 Certificates Certificates can be downloaded from our website at Product page http www siemens com LR 250 C 2 Technical support If you have any technical questions abo
92. SP1is supported only for basic configuration and troubleshooting For advanced features such as the Quick Start wizard Rev 6 0 SP3 HF2 or higher is required 7 1 1 4 SIMATIC PDM Version Check the support page of our website to make sure you have the latest version of SIMATIC PDM the most recent Service Pack SP and the most recent hot fix HF SIMATIC PDM Version https support automation siemens com Browse to Product Information gt Automation Technology Process control systems SIMATIC PCS 7 System components SIMATIC PDM 7 1 2 Initial setup To ensure that SIMATIC PDM connects properly complete the following two processes 1 De activate buffers 2 Update the Electronic Device Description EDD SITRANS LR250 mA HART 76 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM 7 1 2 1 Deactivating buffers This deactivation is required to align SIMATIC PDM with the HART modem for Windows 20009 and Windows XP operating Systems Windows is a registered trademark of the Microsoft Corporation Note This deactivation is only necessary when you re connecting via RS 232 COM 1 as opposed to USB You will need administrative rights on your operating system to deactivate buffers SIMATIC PDM operates only in the Windows XP Professional version not in the Home version Click Start Settings Control Panel to begin configuration Double click System
93. TIC PDM Time Since Last Calibration 4 5 2 Time elapsed since last calibration Can be reset to zero after performing a calibration To reset to zero e In SIMATIC PDM open the menu Device Maintenance click on the Calibration Schedule tab and click on Calibration P erformed to restart the timer and clear any fault messages e Via the handheld programmer manually reset Time Since Last Calibration 4 5 2 to zero SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 165 Parameter reference Time Until Next Calibration 4 5 3 Read only Calibration Interval 4 5 1 less Time Since Last Calibration 4 5 2 Activation of Reminders 4 5 4 Note To modify this parameter via SIMATIC PDM it must be accessed via the pull down menu Device Maintenance Allows you to enable a maintenance reminder Options Timer OFF ON no reminders checked ON Reminder 1 Maintenance Required checked ON Reminders 1 and 2 checked ON Reminder 2 Maintenance Demanded checked l First set the values in Reminder 1 before Calibration Required 4 5 5 R eminder 2 before Calibration Demanded 4 5 6 2 Selectthe desired Activation of Reminders option Reminder 1 before Calibration Required 4 5 5 If Time Until Next Calibration 4 5 3 is equal to or less than this value the device generates a Maintenance Required reminder Values Range 0 to
94. Temperature derating curves ASME B16 5 Class 150 2 3 and 4 NPS 40 bar 580 psi 30 bar 435 psi 20 bar 290 psi P 10 bar 145 psi ASME 150 100 F 200 F 300 F 400 F 38 C 93 C 149 C 204 C 1 bar 14 5 psi oe e I P T 50 C RT 5c 100 C 150 C 200 C 250 C 58 F orc 122 F 212 F 302 F 392 F 482 F 32 F 29 C 20 F D Atmospheric TU Allowable operating pressures Allowable operating temperatures 266 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 5 Process Pressure Temperature derating curves ASME B16 5 Class 300 2 3 and 4 NPS P 40 bar 580 psi 30 bar 435 psi ASME 300 20 bar 290 psi 10 bar 145 psi 100 F 200 F 300 F 38 C 93 C Lr 407C 10 C 149 C bar 45psi 50 C 58 F RT 50 150 C oc 122 F 302 F 200 C 92 F 250 C 100 C 212 F 82 F D Atmospheric Allowable operating pressures Allowable operating temperatures mo SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 267 Appendix A Technical reference A 5 Process Pressure Temperature derating curves A 5 4 Flanged encapsulated antenna ASME B16 5 Class 150 2 3 4 and 6 NPS P 30 bar 435 psi
95. The remaining trademarks in this publication may be trademarks whose use by third parties for their own purposes could violate the rights of the owner Disclaimer of Liability We have reviewed the contents of this publication to ensure consistency with the hardware and software described Since variance cannot be precluded entirely we cannot guarantee full consistency However the information in this publication is reviewed regularly and any necessary corrections are included in subsequent editions Siemens AG Order number A5E 32220602 Industry Sector amp 07 2014 Subject to change Postfach 48 48 90026 NURNBERG GERMANY Copyright Siemens AG 2014 All rights reserved Table of contents 1 uer Dre epe TEM 1 1 ER250 mA HAR T manual usage oce Avie date ni ved 1 2 Purpose Of this documentation 23 intendente ten fene dd a Et 1 3 foret 1 4 Firmware revision history e Let pe etc AR edie b eve E ur pa e DER uet Ra E A 1 5 Designated USE mentiras dcr re Pe Dentro edt rx ec e p ect ba a ai eee 1 6 Checking the consignment ssssssseseseneeneneenneen nennen nennen nennen nennen nennen enne 1 7 Transportation and storage ictus dabei e d chance uA ERR diee a ER d KR RR Ra 1 8 Notes OMAN se cotone ie periere bate kga ak nee De REDE eu ERE ERR ERR a PRAE Pa RE 2 Safety Information cce n n c ce E ERR E D C T RT EXE RE EE ER XR 21 Preconditions for safe use oo eee tt ee ee eee eene mener nnne nennen enn enn 2
96. When an icon is highlighted that feature becomes active To move a cross hair press RIGHT arrow to increase the value LEFT arrow to decrease To Zoom into an area position the intersection of the cross hairs atthe center of that area select Zoom and press RIGHT arrow Press LEFT arrow to Zoom out To update the profile select Measure and press RIGHT gt arrow To return to the previous menu select Exit then press RIGHT arrow SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 3 Application examples 6 3 Application examples Note In the applications illustrated below values are for example purposes only You can use these examples as setup references Enter the values in the parameter tables to select the corresponding functions Configure the basic settings using the Quick Start wizard parameters These parameters are inter related and changes take effect only after you select FINISH to apply changes in the final step In each example after performing a Quick Start navigate to the other required parameters either via the handheld programmer or using a Device Managementtool SIMATIC PDM or AMS Device Manager and enter the appropriate values SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 67 Commissioning 6 3 Application examples 6 3 1 Liquid resin in storage
97. a HEA 40 to 170 C 40 to 338 F with FKM seals used on process connection 20 to 170 C 4 to 338 F with EPDM seals used on process connection 40 to 120 C 40 to 248 F Refer to process connection tag and Pressure Temperature derating curves Page SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 199 Technical data 11 7 Approvals 11 7 Approvals Note The device nameplate lists the approvals that apply to your device Application type LR250 version Approval rating Valid for Non hazardous General purpose CSAusic FM CE RCM N America Europe Radio Europe R amp TTE FCC Industry Canada Hazardous Intrinsically safe ATEX II 1G Ex ia IIC T4 Ga Europe Page 43 ATEX II 1D Ex ia ta IIIC T100 C Da IECEx SIR 05 0031X Ex ia IIC T4 Ga International Ex ia ta IIIC T100 C Da FM CSA US Canada Class I Div 1 Groups A B C D Class Il Div 1 Groups E F G Class III T4 INMETRO DNV 12 0087 X Brazil ExiallC T4 Ga Ex ia ta IIIC T100 C Da IP65 IP 67 40 C s Tas 80 C DNV 0CP 0017 ABNT NBR IEC 60079 0 2008 ABNT NBR IEC 60079 11 2009 ABNT NBR IEC 60079 26 2008 ABNT NBR IEC 60079 31 2011 NEPSI ExiallC T4 Ga China Ex iaD 20 T90 IP 67 DIP A20 Ta 90 9C Non S parking ATEXII 3 G ExnA IIC T4 Gc Europe Page 45 NEPSI ExnAIIC T4 Gc China FM CSA US Canada Page 45 Class I Div 2 Groups A B C D T5 Flame
98. above SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Connecting 5 3 Wiring setups for hazardous area installations 5 3 5 Increased safety wiring D ATEX certificate The ATEX certificate listed on the nameplate can be downloaded from our website Product page http www siemens com LR 250 Go to Support Approvals Certificates The IECEx certificate listed on the nameplate can be viewed on the IECEx website IECEx http iecex iec ch Click on Certified Equipment then enter the certificate number IECEx SIR 08 0107X e For power demands see Curve 2 Flameproof Increased Safety Explosion proof P age 276 e For wiring requirements follow local regulations e See also Instructions specific to hazardous area installations Page 48 and the ATE X certificate listed above 5 3 6 Explosion proof wiring US Canada only o SITRANS LR250 7ML5431 0000c xxHx Serial No GY2 C Enel NEMA TY FM CSA Explosion Proof connection drawing The connection drawing number listed on the nameplate can be downloaded from our website Go to Support gt Installation Drawings gt Level Measurement gt SITRANS LR250 2 Fae AA a ace seal Page 276 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 47 Connecting 5 4 Instructions specific to hazardous area installations 5 4 5 4 1 48 Instructions specific to hazardous area inst
99. according to DIN 11864 1 9 6 Form A DN50 Aseptic Hygienic flanged 12 8 DN80 DN100 according to DIN 11864 2 9 6 Form A DN50 Aseptic Hygienic Clamp 12 8 DN80 DN100 according to DIN 11864 9 6 3 Form A DN50 Hygienic nozzle slotted nut 12 8 DN80 DN100 according to DIN 11851 9 6 Type F 50 mm Tuchenhagen Varivent 12 8 and Type N 68 mm Emission cone e Keep emission cone free of interference from obstructions such as ladders pipes I beams or filling streams Access for programming e Provide easy access for viewing the display and programming via the handheld programmer SITRANS LR250 mA HART 30 Operating Instructions 08 2014 A5E 32220602 AC Installing mounting 4 3 Proper mounting 4 3 3 Orientation in a vessel with obstructions Polarization reference point For bestresults on a vessel with obstructions or a stillpipe with openings orientthe front or back of the device toward the obstructions For an illustration see Device orientation P age 33 D Polarization axis Polarization reference point 3 Display SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 31 Installing mounting 4 3 Proper mounting 4 3 4 Mounting on a Stillpipe or Bypass Pipe A stillpipe or bypass pipe is used for products with a low dK or when vortex or extremely turbulent conditions exist It can also be used to provide optimum signal conditions on foaming materials See Dielect
100. ad from our website under Support Installation drawings Level Measurement Continuous Radar LR 250 Product page http www siemens com LR 250 e Process connection drawings are also available for download from the Installation Drawings page e Signal amplitude increases with horn diameter so use the largest practical size e Optional extensions can be installed below the threads SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 203 Dimension drawings 12 1 Threaded horn antenna y2 NPT cable entry or M20 cable gland enclosure electronics threaded cover retaining collar 2 hom 9 process connection tag 3 hom horn 5 4 hom sensor reference point 8 homo D Dimensions in mm inch SITRANS LR250 mA HART 204 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings Antenna Type Threaded horn dimensions Antenna O D in mm inch 39 8 1 57 Height to sensor reference point in mm inch 12 1 Threaded horn antenna Beam Angle Measurement 9 range in m ft 47 8 1 88 74 8 2 94 94 8 3 73 1 1 2 threaded 2 threaded 3 threaded connection connection connection 135 5 3 N A N A N A 166 6 55 180 7 09 N A 199 7 85 213 8 39 N A 254 10 268 10 55 3 Height from bottom of horn to sensor reference point as shown se e dimension drawing 5 3dB in the direction o
101. aised Face flange per EN 1092 1 for flanged encapsulated antenna Raised Face flange markings Blind Flange Markings Optional Machining Identification Welded Assembly Identification Manufacturers Logo optional Flange serial no Logo Flange series Flange HeatCode Facing Standard Nominal Size Material Heat seres o Code Manufacturer s logo EN 1092 1 05 B1 mmddyyx AR XXXXX XXXXX A1B2C3 RF DN50 PN16 1 4404 or 1 4435 Xx A1B2C3 The flange markings are located around the outside edge of the flange Serial number a unique number allotted to each flange including the date of manufacture MMDDYY followed by a number from 001 to 999 indicating the sequential unit produced Flange series the Siemens Milltronics drawing identification Heat code a flange material batch code identification SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 239 Dimension drawings 12 28 Flat Face flange 12 28 Flat Face flange process side 240 flange O D bolt hole bolt hole circle enclosure mounting hole thickness nn sensor reference point VIEW NARDAN SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 28 Flat Face flange Flat Face flange dimensions Flange size Flange class Flange O D Bolt hole circle Bolt hole No of bolt Thickness holes 2 ASME 150 Ib 6 0 4 75 0 75 4 0 88 3 ASM
102. allations Reference European ATEX Directive 94 9 EC Annex ll 1 0 6 The following instructions apply to equipment covered by certificate number SIRA O6ATEX2358X SIRA OBATEX1301X and SIRA O9ATEX4153X 1 2 For use and assembly refer to the main instructions The equipment is certified for use as Category 1GD equipment per SIRA 06ATEX2358X Category 1 2 GD 1D 2D equipment per SIRA 08ATEX1301X and Category 3G equipment per SIRA 0O9ATEX4153X 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 The equipment has a degree of ingress protection of IP67 and a temperature class of T100 C and may be used with flammable dusts The equipment is certified for use in an ambient temperature range of 40 C to 80 C The equipment has not been assessed as a safety related device as referred to by Directive 94 9 EC Annex Il clause 1 5 Installation and inspection of this equipment shall be carried out by suitably trained personnel in accordance with the applicable code of practice EN 60079 14 and EN 60079 17 in Europe The equipment is non repairable The certificate numbers have an X suffix which indicates that special conditions for safe use apply Those installing or inspecting this equipment must have access to the certificates 10 If the equipment is likely to come into contact with aggressive substances th
103. ampling Up e Sampling Down Signal Quality e Confidence e Echo Strength e Noise Average SITRANS LR250 mA HART 110 Operating Instructions 08 2014 A5E 32220602 AC Remote operation TVT Echo Profile Modify the TVT to screen out false echoes Page 253 SR xj Configure Setup TVT Setup TVT Shaper QJ ConfigrelSetup Identification 7 2 Operating via AMS Device Manager See Auto False Echo Suppression 2 8 7 1 Identification SIEMENS Wizard Quick Start Auto False Echo Suppression Step 1 Idenificatior On fate False Echo Supression Range Hovet Level 40 Shaper Mode or Device last synchronized 4 12 2012 10 03 19 AM Navigate to Configure S etup gt Setup gt Signal Processing and click on TVT Click on one of the two tabs to access the parameters listed TVT Setup see TVT setup 2 8 7 e Auto False Echo Suppression e Auto False Echo Suppression Range e HoverLevel e ShaperMode TVT Shaper e Shaper breakpoints 1 to 40 Turn TVT Setup Shaper Mode on to activate Manual TVT Curve Displays the effects of the TVT shaper modifications Navigate to Configure S etup Setup Signal Processing and click on Manual TVT Curve e Navigate to Configure S etup gt Setup gt Signal Processing and click on Echo Profile e Select Standard operation for faster display SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 1
104. ape selection 134 W Wear powered hours 95 poweron resets 95 view via PDM 95 wiring cables 40 connecting TEST hazardous areas 43 write protect local access 170 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 299 Index SITRANS LR250 mA HART 300 Operating Instructions 08 2014 A5E 32220602 AC Siemens Canada Limited Siemens Milltronics Process Instruments 1954 Technology Drive P O Box 4225 Peterborough ON Subject to change without prior notice Canada K9J 7B1 A5E32220602 Rev AC email techpubs smpi siemens com Siemens AG 2014 www siemens com processautomation ASESZ2200602 Printed in Canada
105. asurement units QUICK START WIZ UNITS Em M E SUE CANCEL EIT l Options m cm mm ft in Default m Operation QUICK START WIZ OPERATION a LEVEL Be aio p ai Lit 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 P oint SPACE Distance to material surface referenced from High Calibration Point DISTANCE Distance to material surface referenced from Sensor reference point 3 See Material Level 2 5 1 for more detail 4 Le D Space High Calibration Point process full level Level Sensorreference point Distance 8 Low Calibration Point process empty level a The point from which High and Low Calibration points are referenced see Dimension drawings SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 2 Operating via the handheld programmer Low Calibration P oint Distance from Sensor Reference to Low Calibration Point usually process empty level See Operation for an illustration QUICK START WIZ LOW CALIB PT LOW CALIB PT 20 00 Hi T 20 00 E tici e pn tfi Values Range 0 00 to 20 00 m High Calibration P oint Distance from Sensor reference point to High Calibration P oint usually process full level See Operation for an
106. ate time minimum 1 second depending on settings for Response Rate 2 4 1 and LCD Fast Mode 4 9 Influence of ambient temperature lt 0 00396 K average over full temperature range referenced to maximum range Dielectric constant of material measured dK 1 6 antenna and application dependent Memory non volatile EEPROM no battery required 1 The statistical accuracy is typically 3 mm 0 12 90 of the time when tested in accordance with IEC 60770 1 2 Under severe EMI EMC environments per IEC 61326 1 or NAMUR NE21 the device error may increase to a maximum of 10 mm 0 4 3 For 2 threaded PVDF Flanged encapsulated antennas and Hygienic encapsulated antennas the maximum measured error 500 mm from the sensor reference point 225 mm 1 4 From sensor reference point see Dimensions P age 203 5 20 m 65 6 ft possible in a stillpipe bypass 6 Minimum range is antenna length 50 mm 2 See Dimension drawings Page 203 7 Reference conditions Response Rate 2 4 1 set to FAST LCD Fast Mode 4 9 set to ON 8 For 1 5 40 mm antenna 2 50 mm threaded PVDF antenna 2 DN50 50A flanged encapsulated antenna and 2 ISO 2852 DN50 DIN 11864 1 2 3 DN50 DIN11851 Tuchenhagen Types F and N hygienic encapsulated antenna the minimum dK is limited to 3 unless a stillpipe is used See See See SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Technical data 11 3
107. ation Under Weighing Technology select Continuous Weighing Systems and then go to the manual archive listed under the product family Siemens AG 2013 SIEMENS SITRANS Radar Transmitters SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Introduction S afety information Description Installing mounting Connectin Commissionin Remote operation Parameter reference Service and maintenance Diagnosing and troubleshooting E I Technical data Dimension drawings Appendix A Technical reference Appendix B HART communications Appendix C Certificates and support List of abbreviations LCD menu structure I e gt B C 13 14 Legal information Warning notice system This manual contains notices you have to observe in order to ensure your personal safety as well as to prevent damage to property The notices referring to your personal safety are highlighted in the manual by a safety alert symbol notices referring only to property damage have no safety alert symbol These notices shown below are graded according to the degree of danger indicates that death or severe personal injury will result if proper precautions are not taken AA WARNING indicates that death or severe personal injury may result if proper precautions are not taken AA CAUTION indicates that minor personal injury can result if proper precautions are no
108. ation mode or works with substitute values 3 e Out of operation 5 e Communication is good device is out of action e Data exchanged Hu e No data exchange 184 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Diagnosing and troubleshooting 10 2 Device status icons Icon Priority Level Meaning e Write access enabled ra e Write access disabled SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 185 Diagnosing and troubleshooting 10 3 General fault codes 10 3 General fault codes Note e f more than one fault is present the device status indicator and text for each fault alternate at 2 second intervals e Some faults cause the device to go to Fail safe mode Fault 52 These are indicated with an asterisk Code Meaning Corrective Action Icon S 0 The device was unable to geta measurement e Ensure installation details are correct within the Fail safe LOE Timer period Possible E t terial buildup CI if z causes faulty installation antenna material a ROSU NO AMENNA MATA DU E a necessary buildup foaming other adverse process conditions invalid configuration range e Adjust process conditions to minimize foam or other adverse conditions e Correct configuration range e If fault persists contact your local Siemens representative wn N Unable to collect profile be
109. attempt to ensure the accuracy of these specifications but reserves the right to change them at any time 11 1 Power General Purpose AN Intrinsically S afe Nominal 24 V DC at 550 Ohm Non S parking Non incendive FM CSA US Canada only Flameproof A Increased Safety Nominal 24 V DC at 250 Ohm Explosion proof FM CSA US Canada only e Maximum 30 V DC e 4to 20mA e Max startup current see Startup Behaviour Page 276 11 2 Performance Reference operating conditions according to IEC 60770 1 Ambient temperature 15 to 25 C 59 to 77 F Humidity 45 to 7596 relative humidity Ambient pressure 860 to 1060 mbar a 86000 to 106000 N m a Interference reflections minimum 20 dB lower than the main target reflections SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 193 Technical data 11 2 Performance 194 Measurement Accuracy measured in accordance with IEC 60770 1 Maximum measured error 3 mm 0 12 0 23 including hysteresis and non repeatability Frequency K band Maximum measurement range 1 5 antenna 10 m 32 8 ft 2 threaded PVDF antenna 2 DN50 50A Flanged encapsulated antenna FEA 2 ISO 2852 DN50 DIN 11864 1 2 3 DN50 DIN11851 Tuchenhagen Types F and N Hygienic encapsulated antenna HEA all other versions 20 m 65 6 ft Minimum detectable distance 50 mm 2 from end of antenna Upd
110. aximum level for a measurement value This does not restrict the Fail safe or Manual settings Values Range 3 8 to 20 50 mA Default 20 50 mA mA Output Value 2 6 6 Allows you to use a simulated value to test the functioning of the loop You can enter 4 mA 20 mA or any other user defined value within the range Values Range 3 56 mA to 22 6 mA Read Only unless Current Output Function 2 6 1 is setto Manual Related parameter Current Output Function 2 6 1 1 First set Current Output Function 2 6 1 to Manual 2 Enter the desired mA value in mA Output Value 3 After completing the test remember to reset Current Output Function 2 6 1 to the previous setting Via SIMATIC PDM Open the menu Device Loop Test For more detail m Testlp agelo4 Linearization 2 7 Volume 2 7 1 Carries out a volume conversion from a level value SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 133 Parameter reference Vessel Shape 2 7 1 1 Defines the vessel shape and allows the LR250 to calculate volume instead of level If None is selected no volume conversion is performed Selectthe vessel shape matching the monitored vessel or reservoir Vessel Shape LCD DISPLAY Description Also required None NONE N A No volume calculation required CYLINDER Maximum volume Flat end horizontal cylinder SPHERE Maximum volume Sphere
111. ay Secondary Value 4 11 Use the secondary value to capture the menu navigation path to any viewable parameter Once the navigation path is stored the value of that parameter will be displayed in Measurement mode as the secondary value While in Parameter view of the current parameter press the decimal point key This stores the path to the current parameter in the Secondary Value and displays the value for that parameter on the LCD display when in Measurement mode See The LCD Display P age 53 for an illustration SITRANS LR250 mA HART 168 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Memory Test 4 12 Allows verification of the RAM EEPROM and Flash memory of the SITRANS LR250 LCD Display IDLE No test in progress BUSY Testin progress PASS Memory test successful FAIL Test failed Errl Test returned unexpected results P Oxcafe Test passed with result data F Oxcafe Test failed with result data Handheld programmer Any numeric key from 1 to 9 activates test entry to e Press RIGHT gt arrow to edit then press any numeric key from 1 to 9 to activate the test e The reading will display BUS and then the test result text Communication 5 Note Default settings in the parameter tables are indicated with an asterisk unless explicitly stated Device Address 5 1 Sets the device address or poll ID on a HART network Any add
112. ble ATEX 94 9 EC Radio and Directive of the European Parliament and of the Council on the approximation of the laws of the Member States relating to electromagnetic compatibility and repealing Directive 89 336 EEC Directive of the European Parliament and of the Council on the harmonisation of the laws of Member States relating to electrical equipment designed for use within certain voltage limits Directive of the European Parliament and the Council on the approximation of the laws of the Member States concerning equipment and protective systems intended for use in potentially explosive atmospheres Directive of the European Parliament and of the Council on telecommunications terminalradio equipment and telecommunications terminal equipment equipment R amp TTE 1999 5 EC and the mutual recognition of their conformity The applicable directives can be found in the EC conformity declaration of the specific device SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 15 Safety information 2 2 Improper device modifications 2 1 5 CE Electromagnetic Compatibility EMC Conformity This equipment has been tested and found to comply with the following EMC Standards EMC Standard CISPR 11 2009 A1 2010 EN 55011 2009 A1 2010 CLASS A Title Limits and methods of measurements of radio disturbance characteristics of industrial scientific and medical ISM radio frequency equipment EN 61
113. cause of a power Repair required contact your local Siemens condition that is outside the operating range of representative the device Y Wn Ww Device is nearing its lifetime limit according to Replacement is recommended the value setin Maintenance Required Limit wn DA Device is nearing its lifetime limit according to Replacement is recommended the value set in Maintenance Demanded Limit x Uo o Sensor is nearing its lifetime limit according to Replacement is recommended the value set in Maintenance Required Limit Un I Sensor is nearing its lifetime limit according to Replacement is recommended the value set in Maintenance Demanded Limit x Service interval as defined in Maintenance Perform service Required Limit has expired wn co SITRANS LR250 mA HART 186 Operating Instructions 08 2014 A5E 32220602 AC Diagnosing and troubleshooting 10 3 General fault codes Code Meaning Corrective Action Icon S 9 Service interval as defined in Maintenance Perform service A Demanded Limit has expired Internal temperature sensor failure Repair required contact your local Siemens representative Internal temperature of device has exceeded e Relocate device and or lower process temperature specifications itis operating outside its enough to cool device temperature range p 9 e Inspect for heat related damage and contact y
114. ce and Diagnostics gt Electronics Temperature Process Variables SITRANS Online Overview Trend SIEMENS Display Level Mesturernent Space Measurement Distance Measurement Vosums Measarenment 18 931 m 1 069 m 1 069 m 0 000 20 000 10 000 0 000 Analog Qut PV Analog OPV Level Measurement The above va a will not correspond to mA output while in fied Current mode Range AG Status of ein Device Status Elvetronic Temperature Da LiPrimary variable outside the operating mite Non primary variable outside fe operating limits Analog output outside the operating range Units Analog output in fd mode More status 3wailabie Cold start ot cured Configuration changed LJFietd dewce malfuncsoned Messages 96 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM 7 1 6 16 Trend Open the menu View Process Variables and click on Trend Four trend lines can be monitored distinguished by color in SIMATIC PDM Process Variables SITRANS Online Overen Tinnd SIEMENS Distance Myssuremenl 1 3 Volume Mirasorement 4557 978 Spaca M asurvment D Space Distance Level Volume SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 97 Remote operation 7 1 Operating via SIMATIC PDM 7 1 6 17 Device status
115. com LR 250 Click on Support gt S oftware Downloads Older versions of the library will have to be updated in order to use all the features of this device B 3 HART Handheld 375 475 If the SITRANS LR250 HART device revision is higher than revision 2 the FC 375 will report that the Device Description is not installed and will ask whether you wish to proceed in forward compatibility mode It is recommended to choose YES in order to use revision 3 with the FC375 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 277 Appendix B HART communications B 4 HART Communicator 375 menu structure B 4 HART Communicator 375 menu structure Note HART Communicator 375 is supported by SITRANS LR250 HART LEVEL METER 1 IDENTIFICATION TAG i 2 DESCRIPTION MESSAGE 4 INSTALLATION DATE 5 DEVICE ORDER NUMBER 2 SETUP 1 2 278 DEVICE INPUT ON FIRMWARE REVISION LOADER REVISION HARDWARE REVISION SENSOR CALIBRATION MATERIAL SENSOR UNITS OPERATION LOW CALIBRATION PT HIGH CALIBRATION PT NEAR RANGE FAR RANGE PROPAG FACTOR SENSOR OFFSET VOLUME CONVERSION 1 VESSEL SHAPE 2 MAXIMUM VOLUME 3 DIMENSION A 4 DIMENSION L VOLUME BREAKPOINT 1 TABLE 1 8 Lev Vol Breakpoints 1 8 2 TABLE 9 16 Lev Vol Breakpoints 9 16 3 TABLE 17 24 Lev Vol Breakpoints 17 24 4 TABLE 25 32 Lev Vol Breakpoints 25 32 ECHO PROCESSING 1 ECHO SELECT ALGORITHM
116. contains an agitator it should be running e Before adjusting these parameters rotate the instrument for best signal lower false echo amplitude SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 145 Parameter reference 146 Before Auto False Echo Suppression ej F _ o a Ke 8 S eb o n 0 1 2 3 4 Distance m LI D TVT Hover Level echo marker Q default TVT 5 material level 3 false echo 1 Determine Auto False Echo Suppression Range Measure the actual distance from the sensor reference point to the material surface using a rope or tape measure 2 Subtract 0 5 m 20 from this distance and use the resulting value 3 Goto Auto False Echo Suppression Range 2 8 7 2 and enter the value calculated in step 2 4 Goto Auto False Echo Suppression 2 8 7 1 and press RIGHT arrow to open Edit Mode 5 Select Learn The device will automatically revert to On Use Learned TVT after a few seconds SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Parameter reference After Auto False Echo Suppression Li 21 oa 4 oO 3 TE O gg 233 9 3 3 ERT 0 1 2 3 4 Distance m gt D false echo material level learned TVT default TVT Auto False Echo Suppression echo marker Range To set Auto False Echo Suppression via SIMATIC PDM Open the menu Device Echo Profile Utilities and click on the tab Auto False Ec
117. ctions 08 2014 A5E32220602 AC 141 Parameter reference CLEF Range 2 8 4 4 Note CLEF Range is referenced from Far range The CLEF algorithm is used mainly to allow correct level reporting for low dK materials which may otherwise cause an incorrect reading in an empty or almost empty vessel Itis used from Low Calibration P oint process empty level up to the level defined by CLEF Range see illustration below Above that point the Center algorithm is used For more detail see CLEF Range Page 252 Values Range 0 to 20 m 0 to 65 6 ft Default 0 0 m Related parameters Position Detect 2 8 4 2 2 Gr D CLEF Range Sensor reference point 3 Low Calibration Point process empty level In applications with low dK materials we recommend setting CLEF Range to 0 5 m 1 64 ft and Position Detect 2 8 4 2 to Hybrid Sampling 2 8 5 Provides a method of checking the reliability of a new echo before accepting itas the valid reading based on numbers of samples above or below the currently selected echo SITRANS LR250 mA HART 142 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Echo Lock 2 8 5 1 Note Ensure the agitator is always running while SITRANS LR250 is monitoring the vessel to avoid stationary blade detection Selects the measurement verification process Options Lock Off Maximum Verification not recommended for radar
118. d if desired set reminders for either or both of Reminder 1 before Lifetime R equired Reminder 2 before Lifetime Demanded Click Write Click Read to see the effects of your modification Click Snooze to add a year to the Total Expected Device Life To set Service Calibration schedules 1 2 Open the menu Device Maintenance and click on the Service Calibration Schedule tab Modify desired values and if desired set reminders for either or both of Reminder 1 before Lifetime R equired R eminder 2 before Lifetime Demanded Click Write Click Read to see the effects of your modification Click Service Calibration Performed to reset the schedule SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 93 Remote operation 7 1 Operating via SIMATIC PDM 7 1 6 8 Select analog output Allows you to set the mA Output to report Level Distance Space or Volume See Current Output Function 2 6 1 for an illustration If a volume application is selected mA Output is automatically set to Volume sedanai 1 QOutput Page 256 for more details 1 Open the menu Device Select Analog Output 2 Select Analog Output window displays the current setting click OK 3 Select a different setting and click OK 4 Select Analog Output window displays the new setting click OK 7 1 6 9 Self test Checks memory RAM and Flash If there are no errors returns the message Self Test OK If
119. d nut to DIN 11864 1 12 16 Hygienic encapsulated antenna DN50 aseptic flange to DIN 11864 2 assesses 12 17 Hygienic encapsulated antenna DN80 aseptic flange to DIN 11864 2 oo eters 12 18 Hygienic encapsulated antenna DN100 aseptic flange to DIN 11864 2 oo cette 12 19 Hygienic encapsulated antenna DN50 aseptic clamp to DIN 11864 3 oo eee ene 12 20 Hygienic encapsulated antenna DN80 aseptic clamp to DIN 11864 3 sssssess 12 21 Hygienic encapsulated antenna DN100 aseptic clamp to DIN 11864 3 ooo eects 12 22 Hygienic encapsulated antenna Tuchenhagen Type N sssesseeee mmm 12 23 Hygienic encapsulated antenna Tuchenhagen Type F ssssseseeee meme 12 24 Threaded PVDF antenna 00ee eeen 12 25 Threaded connection markings stie e Rae REL state BA A B 12 26 Raised Face flange per EN 1092 1 for flanged horn antenna sss 12 27 Raised Face flange per EN 1092 1 for flanged encapsulated antenna 12 28 FlabFacelange co ct a a e teo e re E Rb un Role din iuba xt a tl dua 12 29 A Aseptic hygienic flange DN50 DN80 DN100 for DIN 11864 2 sseeeemme 12 30 Process connection tag pressure rated versions ssssseeeeeneennns A Appendix A Technical reference A 1 Principles of operation sssssseeeeeeeeneneneeenne tees de nree nennen nnne nennen A 2 Echo P roCessSilg aiite eoe pee pa Ee pdr ei Re ne ud duas eee ati A 2 1 Process hill ic
120. e Loop voltage is the voltage atthe terminals of the power supply notthe voltage atthe terminals of the device Loop voltage VL Powersupply 3 Loop resistance RL Loop current IL 8 LR250 A 6 1 Allowable operating area of SITRANS LR250 Note The curves below apply to a standalone device configured via the Siemens handheld programmer SITRANS LR250 mA HART 274 Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 6 Loop power A 6 2 Curve 1 General Purpose Intrinsically Safe Non S parking Non incendive Loop Voltage versus Loop Resistance Power Supply Requirements 30V 8250 2 24V 5600 INOG ALLOWABLE OPERATING AREA 14 5V 1400 kL 44 2 VL 500 8 gt a i o c 2 o o x Q o o 23 RL 280 VL 3920 19 21 23 Loop Voltage V Note When using HART communications the minimum voltage with 220 Ohms RL is 16 3 V DC SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 275 Appendix A Technical reference A 7 Startup behavior A 6 3 Curve 2 Flameproof Increased Safety Explosion proof Loop Voltage versus Loop Resistance Power Supply Requirements 30V 6190 24V 355Q ALLOWABLE OPERATING AREA 18 2V 00 R 43 9 VL 699 4 18 6V 1180 L RL 295 VL 5369 a o O c A n o a a o o a 22 24 Loop Voltage V
121. e Auto False Echo Suppression 2 8 7 1 and Auto False Echo Suppression Range 2 8 7 2 use foam deflector or stillpipe liquid surface vortexed decrease Fill Rate per Minute 2 4 2 relocate device to side pipe increase confidence threshold in Echo Threshold 2 8 4 3 material filling Re locate SITRANS LR250 Reading response slow Fill Rate per Minute 2 4 2 setting incorrect increase measurement response if possible Reads correctly but occasionally reads high when vessel is not full detecting close range echo build up near top of vessel or nozzle nozzle problem clean the antenna use Auto False Echo Suppression 2 8 7 1 and Auto False Echo Suppression Range 2 8 7 2 Level reading lower than actual material level material is within Near Range zone multiple echoes processed decrease Near Range 2 8 1 minimum value depends on antenna type raise SITRANS LR250 ensure Algorithm 2 8 4 1 is set to F First echo vessel near empty and low dK material ensure Material 2 2 3 selection is LIQUID LOW DK set Position Detect 2 8 4 2 to Hybrid set CLEF Range 2 8 4 4 to 0 5 m SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 191 Diagnosing and troubleshooting 10 4 Operation troubleshooting SITRANS LR250 mA HART 192 Operating Instructions 08 2014 A5E 32220602 AC Technical data Note e Siemens makes every
122. e ForFlanged encapsulated antenna this information is laser etched on antenna body Sample Text BACK FACE Comments E xplanation CRN OF xxxxx 5 Canadian Registration Number CRN 246 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference Note Where a number follows the parameter name for example Master Reset 4 1 this is the parameter access number via the handheld programmer See P arameter R eference Page 123 for a complete list of parameters A 1 Principles of operation SITRANS LR250 is a 2 wire 25 GHz pulse radar level transmitter for continuous monitoring of liquids and slurries The microwave output level is significantly less than that emitted from cellular phones Radar level measurement uses the time of flight principle to determine distance to a material surface The device transmits a signal and waits for the return echo The transit time is directly proportional to the distance from the material Pulse radar uses polarized electromagnetic waves Microwave pulses are emitted from the antenna at a fixed repetition rate and reflect off the interface between two materials with different dielectric constants the atmosphere and the material being monitored Electromagnetic wave propagation is virtually unaffected by temperature or pressure changes or by changes in the vapor levels inside a vessel Electromagnetic waves are not attenuated b
123. e Status esed te Radon deeds Ru te abductus ab xta fives 0 eru ux A Audite ppp ei SEONPCECT TUE 7 2 Operating via AMS Device Manager enne enne enne nennen 7 2 1 Functions in AMS Device Manager memes 7T 2 4 3 AMS TUNCHOM OVERVIEW cue eret a aa RR Re EA Rb dEa RA 7 2 1 2 Features of AMS Device Manager emen eene enn 7 2 1 3 Electronic Device Description EDD eene nnne nnns 7 2 1 4 Configuring a new device ssssssssssseeeeeeeeeneneen nennen enne nennen enne TALS lo 7 2 1 6 Pull down menu access 0 eect eee ee en ee ee ee eene enn 7 2 1 7 Device configuration iid A i ere bove A BA A ON E UR E a 7 2 1 8 Quick Start Wizard via AMS Device Manager sssssee eem 7 2 2 Maintenance and diagnostics nre eiit cte LR Re eR A STA Red d 7 2 3 nbsp 7 2 4 EI aep ead 7 2 5 Device Diagnostics ssssssssssseeeeeen nennen enne enne enne enne rne ee nent nene enne nas 7 2 5434 Process variables iuc tenebrae any PU Lune Ere Lap ARA PE Rr RE ARA 7 2 5 2 Password protection E 7 2 5 3 User Manager Utility seorsim aa BR NA LA LA 7 2 6 AMS menu structure sssssssessssssseeennnenneneennr nennen enne en nra n nennen een senes entere anaa 7 3 Operating via FDT Field Device Tool sssseeeem memes SITRANS LR250 mA HART Operating I
124. e access control 170 remote access control via AMS 113 self test device self test via PDM 94 sensor reference point flanged encapsulated antenna 213 215 flanged horn 209 211 flat faced flange 241 raised face flange 235 237 threaded horn 205 threaded PVDF horn 234 service schedules via PDM 92 settings adjust parameters via PDM 84 sidepipe see bypass pipe 32 SIMATIC PDM functions and features 75 Rev 5 2 SP 1 features 76 Rev 6 0 SP4 features 76 simulate rn c loop test 94 SITRANS LR250 operating principles 247 startup transition screen 52 stilpipe mounting requirements 32 Support contact information 281 synchronize parameters scan device via AMS 103 T technical data 193 ambient temperature 199 antenna enclosure 197 environmental 199 performance 193 power 193 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Index pressure 199 process connections 196 process temperature 199 weight 197 technical support contact information 281 test loop test 94 threaded connection markings 234 threaded horn antenna dimensions 205 threaded PVDF antenna dimensions 234 trend view trend line 97 troubleshooting communication 183 operation 190 TVT time varying threshold explanation 249 TVT Shaper manual adjustment via PDM 88 via POM 86 U unlock value local access 170 V vessel sh
125. ections please see the catalog on the product page http www siemens com LR 250 SITRANS LR250 mA HART 180 Operating Instructions 08 2014 A5E32220602 AC Service and maintenance 9 4 Disposal 9 4 Disposal Note Special disposal required The device includes components that require special disposal e Dispose ofthe device properly and environmentally through a local waste disposal contractor SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 181 Service and maintenance 9 4 Disposal SITRANS LR250 mA HART 182 Operating Instructions 08 2014 A5E 32220602 AC Diagnosing and troubleshooting 10 1 Communication troubleshooting 1 Check the following There is power at the device The LCD shows the relevant data The device can be programmed using the handheld programmer If any fault codes are being displayed see General Fault Codes Page 186 for a detailed list 2 Verify thatthe wiring connections are correct 3 See the table below for specific symptoms Symptom Corrective action The device cannot be programmed via the e Ensure Write Protect 6 2 1 is set to the unlock handheld programmer value You try to seta SITRANS LR250 e Ensure Write Protect 6 2 1 is set to the unlock parameter via remote communications but the parameter remains unchanged value then try setting the parameter via the handheld programmer e Ensure Access Control 6 1 1
126. ed Electronic Temperature e Electronic Temperature e Lowest Value e Highest Value Wear e Powered Days e Poweron Resets See Wear via SIMATIC PDM Page 95 for more detail 7 2 3 Communication Navigate to Communication to read the following Tag Manufacturer s ID Device ID Product ID Device Revision EDD Revision Universal Command Revision 7 2 4 Security Navigate to Configure S etup gt Security to access Remote Access see Remote Access 6 1 Note If access control is changed to limit remote access it can only be reset via the handheld programmer See Access Control 6 1 1 e Write Protect read only e Access Control Local Access see Local Access 6 2 Local Write Protected e PIN to Unlock See also Password Protection Page 115 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 113 Remote operation 7 2 Operating via AMS Device Manager 7 2 5 Device Diagnostics Click on the Device Diagnostics bar at the bottom of the navigation window for access to Device Status Hardware F irmware Status amp 08 13 7001 13 31 35 830 SITRANS LR250 Rev 3 4 Device Diagnostics ETTETTH eene Bre vic m Diagnostica d san SIEMENS D Pan vamitle aasde e operating le vi ng r d eee CONFIGURATION D Arang Opus sade ta opm ur CHANGED D Analog oupa n frod node D Mora sima poshte D Colo tat occumd lt a D Feki device matnctoned last syrcteonaed Qj 1 2006
127. ed horn antenna 50 2 0 D NPT cable entry or M20 cable gland flange threaded cover name plate hom retaining collar homO D process connection tag enclosure electronics sensor reference point Dimensions in mm inch SITRANS LR250 mA HART 208 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 3 Flanged horn antenna Flanged Horn dimensions Nominal horn Horn O D Height to sensor reference point in mm Beam angle Measurement range size in mm inch inch in m ft in mm inch Stainless steel flange Optional alloy raised or flat face flange 9 50 2 47 8 1 88 135 3 5 32 138 3 5 44 15 80 3 74 8 2 94 168 3 6 62 171 3 6 74 10 20 65 6 100 4 94 8 3 73 223 3 8 79 226 3 8 90 8 aH eight from bottom of horn to sensor reference point as shown see Flanged horn antenna with tn age 210 See alsolRaised Face flange per EN 1092 1 for flanged horn antenna Page 235 or Flat F ace flange Page 240 3dB in the direction of the polarization axis see P olarization reference point P age 31 for an illustration 9 Optional alloy N06022 2 4602 Hastelloy C 22 or equivalent See Raised Face Flange Dimensions Page 235 Note Heights to sensor reference point are for stainless steel flanges For optional alloy N06022 2 4602 Hastelloy9 C 22 or equivalent see Flanged Horn dimensions above SITRANS LR250
128. efore Service Demanded Device Status Calibration Schedule Calibration Schedule a Calibration Interval Time Since Last Calibration Time Until Next Calibration Activation of Reminders Reminder 1 before Calibration Required Reminder 2 before Calibration Demanded Device Status Electronic Temperature Electronic Temperature Tag Electronic Temperature Lowest Value Highest Value Device Status L Wear Wear Tag Powered Days Poweron Resets Device Status Communication ee Communication Ta Manufacturer s ID Device ID Product ID Device Revision EDD Revision Universal Command Revision Device Status Security Security Remote Access Write Protect Access Control Remote Access Local Write Protected PIN to Unlock Device Status SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 3 Operating via FDT Field Device Tool 7 3 Operating via FDT Field Device Tool FDT is a standard used in several software packages designed to commission and maintain field devices Two commercially available FDTs are PACTware and Fieldcare Functionally FDT is very similar to PDM See Operating via SIMATIC PDM Page 75 for more detail e To configure a field device via FDT you need the DTM Device Type Manager for the device e To configure a field device via SIMATIC PDM you need the EDD Electronic Data Description for the device 7 3 1 Device Type Manage
129. eld Plug IP68 Ground terminal 3 Optional cable gland 9 or NPT cable entry 3 May be shipped with the device b f cable is routed through conduit use only approved suitable size hubs for waterproof applications 9 Not applicable to 3 A Sanitary approved device Wiring instructions 1 Strip the cable jacket for approximately 70 mm 2 75 from the end of the cable and thread the wires through the gland If cable is routed through conduit use only approved suitable size hubs for waterproof applications Connectthe wires to the terminals as shown the polarity is identified on the terminal block Ground the device according to local regulations Tighten the gland to form a good seal Ui B W N Close the lid and secure the locking screw before programming and device configuration Note Lid lock set screw not applicable to 3 A Sanitary approved device SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 41 Connecting 5 2 Connecting SITRANS LR250 Connecting HART Typical PLC mA configuration with HART D Power supply Active PLC SITRANSLR250 89 HART modem R 2500 HART communicator Note e Depending on the system design the power supply may be separate from the PLC or integral to it e HART resistance total loop resistance that is cable resistance plus 250 Ohm resistor must be limited according to the allowable operating area as show
130. eminders and acknowledge them To access these parameters via SIMATIC PDM e Open the menu Device Maintenance and select the Calibration Schedule tab e After modifying values units as required click on Write to accept the change and Read to view the effect of the change e Click on Calibration Performed to restart the timer and clear any fault messages Time Units Options Hours days years Default years a Selectable only via SIMATIC PDM SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Calibration Interval 4 5 1 Maintenance Sitrans Remaining Device Lifetime Remaining Sensor Lifetime Service Schedule Calibration Schedule SIEMENS Time Units Calibration Interval Time Since Last Calibration Time Until Next Calibration Activation of Reminders ET 1 000 Years 0 000 Years 1 000 Years Timer Off Reminder 1 before Calibration Required 0 164 E Reminder 2 before Calibration Demanded 0 019 Read Write Calibration Performed Note The device always operates in years Changing the units affects only the parameter view of Remaining Sensor Life parameters in SIMATIC PDM User configurable recommended time between product calibrations Values Units 3 hours days years Range 0 to 20 years Default 1 0 year 3 Units are selectable only via SIMA
131. en it is the responsibility of the user to take suitable precautions that prevent it from being adversely affected thus ensuring that the type of protection is not compromised Aggressive substances for example acidic liquids or gases that may attack metals or solvents that may affect polymeric materials Suitable precautions for example establishing from the material s data sheet that it is resistant to specific chemicals SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Connecting 5 4 Instructions specific to hazardous area installations Special conditions for safe use denoted by X after the certificate number e Parts of the enclosure may be non conducting and may generate an ignition capable level of electrostatic charge under certain extreme conditions The user should ensure that the equipment is not installed in a location where it may be subjected to external conditions such as high pressure steam which might cause a build up of electrostatic charge on non conducting surfaces e Aluminium magnesium titanium or zirconium may be used atthe accessible surface of the equipment In the event of rare incidents ignition sources due to impact and friction sparks could occur This shall be considered when the SITRANS LR250 mA HART is being installed in locations that specifically require group II level of protection Ga or Da e The equipment shall be bonded to the system earth in accordance
132. ension drawings 12 9 Hygienic encapsulated antenna 4 ISO 2852 sanitary clamp 12 9 Hygienic encapsulated antenna 4 ISO 2852 sanitary clamp 1 2 NPT cable entry or alternatively M20 cable gland Threaded cover Retaining collar 343 2 13 51 Process connection Sensor reference point Q74 7 2 94 14 5 9119 0 0 57 4 69 Dimensions in mm inch SITRANS LR250 mA HART 218 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 10 Hygienic encapsulated antenna DN50 nozzle slotted nut to DIN 11851 12 10 Hygienic encapsulated antenna DN50 nozzle slotted nut to DIN 11851 50 0 1 2 NPT cable entry or alternatively 2 00 M20 cable gland Threaded cover Retaining collar Threaded nut Sensor reference Dimensions in mm inch Note Cut out of process connection and placement of threaded nut are shown for illustration purposes only SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 219 Dimension drawings 12 11 Hygienic encapsulated antenna DN80 nozzle slotted nut to DIN 11851 12 11 220 Hygienic encapsulated antenna DN80 nozzle slotted nut to DIN 11851 1 2 NPT cable entry or alternatively M20 cable gland Threaded cover Retaining collar Bn 343 2 13 51 291 2 46 Threaded nut Sensor reference Y oint _ 14 5
133. ent cancels the manufacturer s warranty and the product 16 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Safety information 2 3 Requirements for special applications 2 3 Requirements for special applications Due to the large number of possible applications each detail of the described device versions for each possible scenario during commissioning operation maintenance or operation in Systems cannot be considered in the instructions If you need additional information not covered by these instructions contact your local Siemens office or company representative Note Operation under special ambient conditions We highly recommend that you contact your Siemens representative or our application department before you operate the device under special ambient conditions as can be encountered in nuclear power plants or when the device is used for research and development purposes 2 4 Use in hazardous areas Qualified personnel for hazardous area applications Persons who install connect commission operate and service the device in a hazardous area must have the following specific qualifications e They are authorized trained or instructed in operating and maintaining devices and systems according to the safety regulations for electrical circuits high pressures aggressive and hazardous media e They are authorized trained or instructed in carrying out work on electrical circuits fo
134. er Enclosure Retaining collar Process connection Sensor reference Dimensions in mm inch SITRANS LR250 mA HART 232 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 24 Threaded PVDF antenna 12 24 Threaded PVDF antenna 1 2 NPT cable entry 50 mm or alternatively M20 cable gland threaded cover enclosure electronics 184 mm 7 24 process 146 iom connection 5 74 tag i sensor reference point 121 mm 4 76 2 thread threaded PVDF 49 5 mm 1 94 antenna antenna O D The color of the antenna may vary SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 233 Dimension drawings 12 25 Threaded connection markings Threaded PVDF antenna dimensions Nominal antenna Antenna O D Heightto sensor Beam angle Measurement size reference point range 50 mm 2 49 5 mm 1 94 121 mm 4 76 19 degrees 10 m 32 8 ft 9 3 Height from bottom of antenna to sensor reference point as shown see dimension drawing b 3dB in the direction of the polarization axis See P olarization reference point P agel31 foran illustration 20m when installed in stillpipe 12 25 Threaded connection markings With the exception of the threaded PVDF antenna threaded connection markings are found on the flat face faces of the process connection Serial number a unique number allotted to each pr
135. er Remaining Sensor Lifetime 4 3 Note e Default settings in the parameter tables are indicated with an asterisk unless explicitly stated e Four sets of parameters allow you to monitor the Device S ensor Lifetimes and set up Maintenance Service schedules based on operating hours instead of a calendar based schedule See also Remaining Device Lifetime 4 2 Service Schedule 4 4 and Calibration Schedule 4 5 e Performing a reset to Factory Defaults will reset all the Maintenance Schedule parameters to their factory defaults e The device operates in years To view Remaining Sensor Lifetime parameters in hours or days via SIMATIC PDM only see Lifetime Expected 4 3 1 The device monitors the predicted lifetime of the sensor the components exposed to the vessel environment You can modify the expected sensor lifetime set up schedules for maintenance reminders and acknowledge them SITRANS LR250 mA HART 156 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference To access these parameters via SIMATIC PDM e Open the menu Device Maintenance and select the Remaining Sensor Lifetime tab e After modifying values units as required click on Write to accept the change and Read to view the effect of the change e Click on Snooze to add a yearto the Total Expected Sensor Life e Click on Sensor Replaced to restart the timer and clear any fault messages Time Units Options Hours da
136. ess 5 1 remains unchanged if the reset command is sent remotely via AMS PDM DTM FC375 but is reset to 0 if the reset command is sent via LUI e Navigate to Configure S etup gt Operation e Inthe General field click on Master Reset and accept the option Factory Defaults SITRANS LR250 mA HART 102 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 2 Operating v a AMS Device Manager 7 2 1 6 Pull down menu access L 08 13 2000 15 54 45 650 SHANS LR 250 Rey 3 SIEMENS m pe qm 3305 uar Temm iem Mmm V am e GOOD D Action menu items A pull down menu under Actions gives alternative access to several features Scan Device Open the menu Actions Scan Device Scan Device uploads parameters from the device synchronizes parameters SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 103 Remote operation 7 2 Operating via AMS Device Manager 7 2 1 7 Device configuration 1 Navigate to Configure S etup gt Operation and click to open the dialog window 2 In the General field click on Master Reset and perform a reset to Factory Defaults 3 Open the pull down menu Actions Scan Device to synchronize parameters upload parameters from the device to AMS 4 Configure the device via the Quick Start wizard 01 07 2003 09 38 15 553 SITRANS LR250 Rev 3 D Master reset 7 2 1 8 Quick Start Wizard via AMS Device Manager N
137. evice tracks itself based on operating hours and monitors its predicted lifetime Y ou can modify the expected device lifetime set up schedules for maintenance reminders and acknowledge them The maintenance warnings and reminders are available through HART communications This information can be integrated into an Asset Management system For optimal use we recommend that you use SIMATIC PCS7 Asset Management S oftware in conjunction with SIMATIC PDM To access these parameters via SIMATIC PDM Open the menu Device Maintenance and select the Remaining Device Lifetime tab After modifying values units as required click on Write to accept the change and Read to view the effect of the change Click on Snooze to add a yearto the Total Expected Device Life Time Units Options Hours days years Default years a Selectable only via SIMATIC PDM SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 153 Parameter reference Lifetime Expected 4 2 1 Maintenance Sitrans Remaining Device Lifetime Remaining Sensor Lifetime Service Schedule Calibration Schedule SIEMENS Time Units Lifetime Expected 10 000 Years Time in Operation 0 000 Years Remaining Lifetime Activation of Reminders or x Reminder 1 before Lifetime Required 0 164 Years Reminder 2 before Lifetime Demanded 0 019 Years Read Write Snooze for 1 year
138. f the polarization axis For an illustration see Polarization reference point Page 31 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 205 Dimension drawings 12 2 Threaded horn antenna with extension 12 2 206 Threaded horn antenna with extension Y NPT cable entry or M20 cable gland threaded cover 2 horn 3 horn 4 horn horn O D O00OOO Dimensions in mm inch e oGO00 enclosure electronics retaining collar process connection tag horn sensor reference point SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 2 Threaded horn antenna with extension Threaded horn with extension dimensions Antenna Antenna Height to sensor reference point in mm inch Beam Angle Measurement Type O D 1 1 2 threaded 2 threaded 3 threaded pm range nmm connection connection connection in m f inch 1 5 39 8 1 57 235 9 25 N A N A 19 10 32 8 2 47 8 1 88 N A 266 10 47 280 11 02 15 20 65 6 3 74 8 2 94 N A 299 11 77 313 12 32 10 20 65 6 4 94 8 3 73 N A 354 13 94 368 14 49 8 20 65 6 a Height from bottom of horn to sensor reference point as shown see dimension drawing 3dB in the direction of the polarization axis For an illustration Mi rn Page 31 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 207 Dimension drawings 12 3 Flanged horn antenna 12 3 Flang
139. g the High Calibration P oint value note that echoes are ignored within Near Range 2 8 1 1 The value produced by the echo processing which represents the distance from sensor reference pointto the target see Threaded Horn Antenna with extension 203 Horn with extension Page 208 and Flanged encapsulated antenna 3 DN80 80A sizes and Page 214 Sensor Offset 2 3 3 A constant offset that can be added to or subtracted from the sensor value to compensate for a shifted sensor reference point For example when adding a thicker gasket or reducing the standoff nozzle height The units are defined in Units 2 2 1 Values Range 100 to 100 m Default 0 00 m Related parameters Units 2 2 1 1 The value produced by the echo processing which represents the distance from sensor reference point to the target see Sensor Mode 2 2 2 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 127 Parameter reference Rate 2 4 Response Rate 2 4 1 Note Changing Response Rate resets Fill Rate per Minute 2 4 2 Empty Rate per Minute 2 4 3 and Damping Filter 2 2 4 Sets the reaction speed of the device to measurement changes Response Rate 2 4 1 Fill Rate perMinute Empty Rate per Damping Filter 2 2 4 2 4 2 Minute 2 4 3 Slow 0 1 m min 0 32 ft min 10s Medium 1 0 m min 3 28 ft min 10s Fast 10 0 m min 32 8 ft mi
140. ge or connect with false polarity e Do notexpose to temperatures beyond the specified temperature range e Do notincinerate e Do notcrush puncture or open cells or disassemble e Do not weld or solder to the battery s body e Do not expose contents to water SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 51 Commissioning 6 2 Operating via the handheld programmer 6 2 1 6 2 2 52 Power up Power up the device A transition screen showing first the Siemens logo and then the current firmware revision is displayed while the first measurement is being processed The first time the device is configured you will be prompted to select a language English German French or Spanish To change the language again see Language 7 Press Mode amp to toggle between Measurement and P rogram mode Handheld programmer functions The radar device carries out its level measurement tasks according to settings made via parameters The settings can be modified locally via the Local User Interface LUI which consists of an LCD display and a handheld programmer A Quick Start Wizard provides an easy step by step procedure to configure the device for a simple application Access the wizards e orfrom a remote location see Page 79 Page 67 and for the complete range of For more complex setups see Application Examples parameters see Parameter Reference 123 SITRANS LR 250 mA
141. he project without a password but will not have access to security and communication control parameters 1 Open a project double click on the device icon and in the User window select S pecialist 2 Open the menu Options Settings and click on the Password tab 3 Enter a new password and re enter it in the Confirmation window Click on OK SIMATIC PDM settings User Password Table Font Communication Log Maintenance Station Old Password New Password Confirmation SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 99 Remote operation 7 2 Operating via AMS Device Manager 7 2 Operating via AMS Device Manager AMS Device Manager is a software package that monitors the process values alarms and status signals of the device Please consultthe operating instructions or online help for details on using AMS Device Manager You can find more information at Emerson http www emersonprocess com AMS Application Guides for setting up Siemens HART devices with AMS Device Manager are available on our website Process automation Www siemens com processautomation 7 2 1 Functions in AMS Device Manager Note While the device is in PROGRAM mode the output remains fixed and does not respond to changes in the device 7 2 1 1 AMS function overview AMS Device Manager monitors the process values alarms and status signals of the device It allows you to display compare adjus
142. he reading and mA output return to the current material level SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 259 Appendix A Technical reference A 4 Maximum Process Temperature Chart A 4 Maximum Process Temperature Chart A WARNING Exceeded maximum internal and process temperatures Danger of device malfunction e Internal temperature must not exceed 80 C 176 F e Process temperature must not exceed limits specified by the antenna type Note e The chart below is for guidance only e The chart does not represent every possible process connection arrangement For example it will NOT apply if you are mounting SITRANS LR250 directly on a metallic vessel surface e The chart does not take into consideration heating from direct sunlight exposure Maximum Process Temperatures versus allowable ambient Horn antenna Threaded PVDF antenna Flanged or Hygienic encapsulated antenna Ambient Temperature C Process Temperature C D Internal enclosure temperature Ambient temperature 3 Process temperature at process connection Where the chart does not apply please use your own judgement regarding the use of SITRANS LR250 If the internal temperature exceeds the maximum allowable limit a sun shield or a longer nozzle may be required See Current Internal Temperature 3 2 1 to monitor the Internal Temperature SITRANS L
143. ho Suppression For more detailed instructions see Auto False Echo Suppression via SIMATIC PDM Page 89 To set Auto False Echo Suppression via the handheld programmer Options OFF Default TVT will be used ON Learned TVT will be used LEARN Learn the TVT 3 The learned TVT takes effect only at the next measurement SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 147 Parameter reference Auto False Echo Suppression Range 2 8 7 2 Note Changes take effect only at the next measurement Master reset does not clear the learned stored TVT select Off to turn it off or learn for a new TVT See Master Reset 4 1 Specifies the range within which Learned TVT is used see Auto False Echo Suppression 2 8 7 1 for more detail Values Range 0 00 to 20 00 m Default 1 00 m Related parameters Units 2 2 1 Calculate range according to Auto False Echo Suppression 2 8 7 1 steps 1 and 2 Press RIGHT arrow to open Edit mode Enter the new value and press RIGHT arrow to accept it gt 0 N e SetAuto False Echo Suppression 2 8 7 1 Hover Level 2 8 7 3 Note Changes take effect only at the next measurement Defines how high the TVT Time Varying Threshold is placed above the noise floor of the echo profile as a percentage of the difference between the peak of the largest echo in the profile and the
144. hown may vary according to the resolution setting for your computer monitor SITRANS PDM limits the TAG field to a maximum of 24 characters Click on Read Data from Device to upload Quick Start parameter settings from the device to the PC PG and ensure PDM is synchronized with the device fields can be left blank Quick Start Step 1 of 5 LR250 Step 1 of 5 Identification SIEMENS These parameters are used to identify the device The TAG should be unique in your application To identify and get all wizard parameters of the device you can transfer the data from the device to SIMATIC PDM Read Data from Device Identify the device TAG Descriptor Message Installation Date Order Number LR250 TML543x 0020 Selectthe language for local user interface Language English If required change the language for the local user interface Click on NEXT to acceptthe default values Description Message and Installation Date lt Back Next gt SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM Step 2 Application Select the application type level or volume and the material then click on NEXT See Application with Stillpipe Page 71 for a Low Dielectric Liquid application Quick Start Step 2 of 5 LR250 Step 2 of 5 Application SIEMENS These paramete
145. in some parameters being updated e Application Guides for setting up HART devices with SIMATIC PDM can be downloaded from our website Product page http www siemens com LR 250 1 Check that you have the most recent EDD and if necessary update it isee Updating the Electronic Device Description EDD Page 78 above 2 Launch SIMATIC Manager and create a new project for the device 3 Open the menu Device Master Reset and click on OK to perform a resetto Factory Defaults 4 Afterthe resetis complete upload parameters to the PC PG 5 Configure the device via the Quick Start wizard SITRANS LR250 mA HART 78 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM 7 1 4 Quick Start Wizard via SIMATIC PDM The graphic Quick Start Wizard provides an easy step by step procedure that configures the device for a simple application Please consult the operating instructions or online help for details on using SIMATIC PDM 1 If you have not already done so check that you have the most up to date Electronic Device Description EDD for your device See Configuring a new device P age 78 2 Launch SIMATIC Manager and create a new project Application G uides for setting up HART and PROFIBUS PA devices with SIMATIC PDM can be downloaded from the product page of our website Product page http www siemens com LR 250 Quick start Note e A reset to Factory
146. ing Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 2 Echo Processing A 2 7 Measurement Range Near Range 2 8 1 Near Range programs SITRANS LR 250 to ignore the zone in front of the antenna The default blanking distance is 50 mm 1 97 from the end of the antenna Near Range allows you to increase the blanking value from its factory default But Auto False Echo Suppression 2 8 7 1 is generally recommended in preference to extending the blanking distance from factory values Far Range 2 8 2 Far Range can be used in applications where the base of the vessel is conical or parabolic A reliable echo may be available below the vessel empty distance due to an indirect reflection path Increasing Far Range to 3096 or 4096 can provide stable empty vessel readings A 2 8 Measurement Response Note Units are defined in Units 2 2 1 and are in meters by default Response Rate 2 4 1 limits the maximum rate at which the display and output respond to changes in the measurement There are three preset options slow medium and fast Once the real process fill empty rate m s by default is established a response rate can be selected thatis slightly higher than the application rate Response Rate automatically adjusts the filters that affect the output response rate Response Rate 2 4 1 Fill Rate per Minute 2 4 2 Empty Rate per Damping Filter 2 2 4 Minute 2 4 3 i Slow 0
147. ing mounting 4 3 Proper mounting 4 3 5 Device orientation Bypass pipe installation Stillpipe installation 2 Q l Vent Align front or back of device with stillpipe slots 2 Align front or back of device with Slots vents 1 Horn antenna version shown as example SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 33 Installing mounting 4 4 Installation instructions 4 4 Installation instructions 34 A WARNING Pressure applications Danger to personnel system and environment can result from improper installation e Improper installation may result in loss of process pressure A wARNING Improper installation Danger to personnel system and environment can result from improper installation e 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 e Handle the device using the enclosure notthe process connection or tag to avoid damage e Take special care when handling the threaded PVDF and Hygienic or Flanged encapsulated antennas Any damage to the antenna surface particularly to the tip lens could affect performance For example do not sit device on its lens antenna Note e For European Union and member countries installation must be according to ETSI EN 302372 e Refer to the device nameplate f
148. inless steel horn antenna Lk Esra i o Flanged encapsulated antenna FEA Hygienic encapsulated antenna HEA I TI 2 ak me Minimum clearance 10 mm 0 4 Minimum diameter 50 mm 2 Maximum nozzle length 000 Maximum length diameter ratio 1 1 The end of the antenna must protrude a minimum of 10 mm 0 4 to avoid false echoes being reflected from the nozzle Minimum recommended nozzle diameter for the threaded PVDF antenna is 50 mm 2 An antenna extension 100 mm 3 93 is available for the horn antenna only The maximum nozzle length for the FEA is 500 mm 19 68 when the nozzle diameter is DN150 6 Only shorter lengths are recommended for smaller diameters When installing the SITRANS LR250 with hygienic process connection it is good hygienic practice to install the antenna in a nozzle that has a maximum length diameter ratio of 1 1 For example 2 DN50 diameter nozzle should be no longer than 2 50 mm When removing any sanitary hygienic clamp version of the HEA to clean the lens ensure it is re installed in the exact position it was removed from to avoid re commissioning the device 1 Not applicable for FEA or HEA SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 27 Installing mounting 4 3 Proper mounting 4 3 2 Nozzle location Avoid central locations on tall narrow vessels Nozzle must be vertical and clear of imperfections Ww Y
149. ion the scale This feature allows you to manually adjust the TVT to avoid false echoes caused by obstructions For an explanation see Auto False Echo Suppression Page 253 Open the menu Device Echo Profile Utilities and click the tab TVT Shaper Echo Profile Utilities LR250 Echo Prolite View Saved Echo Proles TVT Shaper Auto False Echo Supgeession Echo Setup SIEMENS ls 40 50 60 70 80 Point Point Ofset L Measure TransfertoDewce ray 2 2 2 a Shaper Mode On 10 0 10 20 30 0 10 20 30 TVT Shaper Breakpoints Point Blue Echo Proste Red TVT Curve cose TT Cursor 3 Echo profile e Initial profile graph is blank upon entry to dialog Click on Measure to view and upload the current TVT from device Change the position of the cursor on the TVT using the Point and Point buttons raise and lower the TVT using Offset and Offset e Alternatively enter values for Point and Offset directly into the dialog boxes e Click on Transfer to Device SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM 7 1 6 5 Auto false echo suppression Note e Ensure material level is below all known obstructions when using Auto False Echo Suppression to learn the echo profile An empty or almost empty vessel is recommended e Note the distance to material le
150. ities Open the menu Device Echo Profile Utilities and click on the appropriate tab for easy access to 7 1 6 2 Echo profile Note e Double click on each axis to see the Xscale and Data Scale values e To zoom in to a section of the profile left click and drag a marquee around it Right click inside the window to zoom out e Expand or compress the x and or y axes Left click on the axis and drag in either direction to reposition the low end of the scale Right click on the axis and drag in either direction to reposition the high end of the scale e After saving a profile click on OK not the x button to close the Echo Profile Utilities window otherwise the profile will not be saved e Inthe Echo Profile Utilities window click the Echo Profile tab e Initial profile graph is blank upon entry to dialog Click Measure to update the profile e tis recommended to use the Detailed resolution view of the echo profile for troubleshooting For faster and more coarse views the Standard resolution may be used e Click Save and in the new window enter a name and click OK e Click OK to exit SITRANS LR250 mA HART 86 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM Echo Profile Utilities LR250 Echo Prole View Saved Echo Profiles TVT Shaper Auto Faise Echo Suppression Echo Setup SIEMENS 1 Level Measurement Distance Measurement
151. ities via 0 SIMATIC PDM IMATIC PDM Page 86 To request a profile via the handheld programmer 1 In PROGRAM mode navigate to Level Meter Diagnostics 3 Echo Profile 3 1 2 Press RIGHT arrow to request a profile For more detail see R equesting an Echo Profile P age 66 Electronics Temperature 3 2 Current Internal Temperature 3 2 1 Read only Displays in degrees C the current temperature on the circuit board recorded by the internal electronics For access via SIMATIC PDM open the menu View Process Variables and check the field Electronics Temperature Highest Value 3 2 2 Read only Displays in degrees C the maximum temperature recorded by the internal electronics The high and low values are maintained over a power cycle Via SIMATIC PDM navigate to Maintenance and Diagnostics Electronics Temperature Lowest Value 3 2 3 Read only Displays in degrees C the minimum temperature recorded by the internal electronics The high and low values are maintained over a power cycle Via SIMATIC PDM navigate to Maintenance and Diagnostics Electronics Temperature SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 151 Parameter reference Service 4 Note Default settings in the parameter tables are indicated with an asterisk unless explicitly stated Master Reset 4 1 Note Following a resetto Factory Defaults complete reprogramming
152. iv 1 Groups E F G Class III T4 Lloyd s Register of Shipping ABS Type Approval BV Type Approval EHEDG EL Class EHEDG EL Class Aseptic 3 A Sanitary Standards US Canada International 201 Technical data 11 8 Programmer infrared keypad 11 8 Programmer infrared keypad Note Battery is non replaceable with a lifetime expectancy of 10 years in normal use To estimate the lifetime expectancy check the nameplate on the back for the serial number The first six numbers show the production date mmddyy for example serial number 032608101V was produced on March 26 2008 Siemens Milltronics Infrared IS Intrinsically Safe Handheld Programmer for hazardous and all other locations battery is non replaceable Approvals CE FM CSA Class I II Ill Div 1 Gr Ato G T6 ATEX II 1GD Ex ia IIC T4 Ga Ex iaD 20 T135 C IECEx Ex ia IIC T4 Ga Ex iaD 20 T135 C INMETRO ExiallC T4Ga Ex ia IIIC T135 C Da Ambient temperature 20 to 50 C 5 to 122 F Interface proprietary infrared pulse signal Power 3 V non replaceable lithium battery Weight 150 g 0 3 Ib Color black Part number 7ML1930 1BK SITRANS LR250 mA HART 202 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 1 2 12 1 Threaded horn antenna Note e Process temperature and pressure capabilities are dependent upon information on the process connection tag Reference drawing listed on the tag is available for downlo
153. l regulations 5 3 3 Non incendive wiring US Canada only o BEMENS LL o ic267PA8250 7M xxx FCC ID NJA LR250 umm as ONES The FM CSA Class 1 Div 2 connection drawing number 23650673 can be downloaded from our website Product page http www siemens com LR 250 Go to Support Installation Drawings gt Level Measurement gt SITRANS LR250 e For power demands see Curve 1 General Purpose Intrinsically Safe Non S parking Non SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 45 Connecting 5 3 Wiring setups for hazardous area installations 5 3 4 46 Flameproof wiring f x 1111260 1D 20 EY Ex d mb ia IIC T4 GalGb Ex ia ta INC T100 C Da SIRA OBATEX1301X IECEx SIR 08 0107X ATEX certificate The ATEX certificate listed on the nameplate can be downloaded from our website Product page http www siemens com LR 250 Go to Support gt Approvals Certificates The IECEx certificate listed on the nameplate can be viewed on the IECEx website Go to IECEx http iecex iec ch Click on Certified Equipment then enter the certificate number IECEx SIR 08 0107X e Forpower demands see Curve 2 Flameproof Increased Safety Explosion proof P age 276 e Forwiring requirements follow local regulations e See also Instructions specific to hazardous area installations Page 48 and the ATEX certificate listed
154. l that supports the flange in programming variables that are given constant values for specific purposes or processes SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Glossary polarization the property of a radiated electromagnetic wave describing the time varying direction and amplitude of the electric field vector polarization error the error arising from the transmission or reception of an electromagnetic wave having a polarization other than that intended for the system propagation factor pf where the maximum velocity is 1 0 pf is a value that represents a reduction in propagation velocity as a result of the wave travelling through a pipe or medium pulse radar a radar type that directly measures distance using short microwave pulses Distance is determined by the return transit time radar radar is an acronym for RAdio Detection And Ranging A device that radiates electromagnetic waves and utilizes the reflection of such waves from distant objects to determine their existence or position range distance between a transmitter and a target range extension the distance below the zero percent or empty point in a vessel relative humidity the ratio of the actual amount of moisture in the atmosphere to the maximum amount of moisture the atmosphere could hold which varies depending on the air temperature relative permittivity see dielectric constant SITRANS LR250 mA HART
155. langed encapsulated antenna 7ML5432 match the process connection size to the pipe diameter whenever possible for example mount a DN80 3 flange on DN80 3 pipe SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Echo Select 2 8 4 Algorithm 2 8 4 1 Selects the algorithm to be applied to the echo profile to extract the true echo Options tF True First echo L Largest echo BLF Best of Largest and First echo Position Detect 2 8 4 2 Defines where on the echo the distance measurement is determined Options Center Hybrid Center and CLEF CLEF Constrained Leading Edge Fit Related parameters CLEF Range 2 8 4 4 If the vessel bottom is being reported as the level instead of the actual material level at low level conditions or if the dielectric constant of the liquid to be monitored is less than 3 we recommend setting Position Detect to Hybrid and CLEF Range 2 8 4 4 to 0 5 m 1 64 ft Echo Threshold 2 8 4 3 Sets the minimum echo confidence that the echo must meet in order to prevent a Loss of Echo condition and the expiration of the Fail safe LOE timer When Confidence 2 8 6 1 exceeds Echo Threshold 2 8 4 3 the echo is accepted as a valid echo and is evaluated Values Range 0 to 99 Default 5 Related Parameters LOE Timer 2 5 2 SITRANS LR250 mA HART Operating Instru
156. libration point Distance 3 20mA 100 Level 2 Space Low calibration point Options Reference point Description i Level Low Calibration Point measured as a percentage of the Space High Calibration Point difference between High Calibration Point and Low Calibration Point Distance Sensor reference point measured as a percentage of Low Calibration P oint Volume converts a level measurementto a volume output Manual allows mA Output Value 2 6 6 to be setto a user defined value LUI only a Current Output Function must be set to Manual before modifying mA Output Value 2 6 6 Remember to restore the previous Current Output Function setting after modifying mA Output Value To view the mA reading in the secondary region of the LCD press J on the handheld programmer To modify Current Output Function via SIMATIC PDM e Open the menu Device Select Analog Output See Select Analog Output via SIMATIC PDM Page 94 for more detail SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 131 Parameter reference 4 mA Setpoint 2 6 2 Sets the process level corresponding to the 4 mA value 4 mA always defaults to 0 and Current Output Function 2 6 1 determines whether this is a Level Space Distance or Volume measurement See Current Output Function 2 6 1 for an illustration Values Range 999999 to 4 999999 limits vary with current function and units Default 0 00 m
157. ls food beverages solvents including those of corrosive or aggressive nature and low dielectric media The device consists of an electronic circuit coupled to an antenna and either a threaded or flange type process connection This device supports HART communication protocol Signals are processed using Process Intelligence which has been field proven in over 1 000 000 applications worldwide ultrasonic and radar SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 19 Description 3 2 Programming 3 2 Programming This device is very easy to install and configure via a graphical local user interface LUI You can modify the built in parameters either locally via the Siemens infrared handheld programmer or from a remote location using one of the following options e SIMATIC PDM e AMS Device Manager e FDT DTM platform such as PACTware or FieldCare e HART Handheld 375 475 3 3 Applications e liquids and slurries e bulk storage vessels e simple process vessels e corrosive and aggressive e hygienic sanitary 3 4 Approvals and certificates Note For further details see Approvals P age 200 SITRANS LR250 is available with approvals for General purpose sanitary or hygienic and for hazardous areas In all cases check the nameplate on your device and confirm the approval rating Process Connections A wide range of process connections and antenna options are available to suit
158. n 1 Click on Step 2 2 Select the application type Level vessel Level stillpipe Level bypass pipe Volume vessel Volume stillpipe or Volume bypass pipe and the material Liquid or Low dielectric liquid 3 Click on Apply Step 3 Vessel Shape 1 Click on Step 3 2 Select a predefined vessel shape To describe a more complex shape see Linearization Page 106 3 Click on Apply Step 4 Ranges 1 Click on Step 4 2 Change units if desired in meters by default 3 Set High and Low Calibration points 4 To convert the reading from level to volume enter a value for Maximum Volume 5 Ifa vessel shape with parabolic ends has been selected set dimensions A and L 6 Click on Apply Step 5 Summary Check parameter settings and click on Cancel to abort or Apply to transfer values to the device SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 105 Remote operation 7 2 Operating via AMS Device Manager Linearization You can use the linearization feature to define a more complex vessel shape and enter up to 32 level breakpoints where the corresponding volume is known The values corresponding to 100 and 0 levels must be entered The breakpoints can be ordered from top to bottom or the reverse Using linearization via the Quick Start wizard Navigate to Configure S etup gt Wizard gt Quick Start In Step 1 Identification make any desired modifications and click on Apply In Step
159. n Low calibration calibration calibration point 1000 mm point 1000 mm point point 3 28 ft 3 28 ft 700 mm 700 mm 2 29 ft b 2 29 ft a Since pipe dimensions may vary slightly the propagation factor may also vary b CLEF range covers the whole measurement range except first 700 or 1000 mm from sensor reference point Note Flanged and Hygienic encapsulated antenna For Flanged encapsulated antenna 7ML5432 and Hygienic encapsulated antenna 7ML5433 match the process connection size to the pipe diameter For example DN80 3 flange to DN80 3 pipe SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 73 Commissioning 6 3 Application examples 74 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 7 1 Operating via SIMATIC PDM SIMATIC PDM is a software package used to commission and maintain process devices Please consult the operating instructions or online help for details on using SIMATIC PDM You can find more information on versions and compatibility at our website SIMATIC PDM www siemens com simatic pdm 7 1 1 Functions in SIMATIC PDM Note e Fora complete list of parameters see Parameter R eference P age 123 e While the device is in PROGRAM mode the output remains fixed and does not respond to changes in the device 7 1 1 1 PDM function overview SIMATIC PDM monitors the process values alarms and s
160. n 0s Use a setting just faster than the maximum filling or emptying rate whichever is faster Fill Rate per Minute 2 4 2 Defines the maximum rate at which the reported sensor value is allowed to decrease Allows you to adjust the SITRANS LR250 response to decreases in the actual material level Fill Rate is automatically updated whenever Response Rate is altered Options Range 0 to 99999 m min Response Rate 2 4 1 Fill Rate per Minute 2 4 2 Slow 0 1 m min 0 32 ft min Medium 1 0 m min 3 28 ft min Fast 10 0 m min 32 8 ft min Altered by Response Rate 2 4 1 Related parameters Units 2 2 1 Enter a value slightly greater than the maximum vessel filling rate in units per minute Sensor value is the value produced by the echo processing which represents the distance from sensor reference pointto the target See Sensor Mode 2 2 2 for an illustration 128 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Empty Rate per Minute 2 4 3 Defines the maximum rate at which the reported sensor value is allowed to increase Adjusts the SITRANS LR250 response to increases in the actual material level Empty Rate is automatically updated whenever Response Rate is altered Options Range 0 to 99999 m min Response Rate 2 4 1 Empty Rate per Minute 2 4 3 Slow 0 1 m min 0 32 ft min Medi
161. n 9 0 and 10 1 There is also an application guide that details how to use the Hart Communication Foundation EDDs in AMS version 11 5 and above There is no EDD for the LR250 for AMS version 10 5 to 11 1 Please check the product page for updated EDDs and application guide 7 2 1 4 Configuring a new device 1 Check our website to make sure you have the most recent EDD Product page Go to Support gt Software Downloads and if necessary download it Save the files to your computer and extract the zipped file to an easily accessed location 2 Launch AMS Device Manager Add Device Type browse to the unzipped EDD file and select it SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 101 Remote operation 7 2 Operating via AMS Device Manager 7 2 1 5 Startup 1 Launch AMS Device Manager Application Guides for setting up HART devices with AMS Device Manager can be downloaded from our website Product page http www siemens com LR 250 2 In Device Connection View right click on the device icon and select Scan Device to upload parameters from the device 3 Double click the device icon to open the startup screen The startup screen shows device identification details and a navigation window on the left hand side of the screen 08 13 7000 15 54 45 650 SITRANS LR250 Rey 3 lideetificator SIEMENS h sti GOOD Senere Maire SITRANS LASO Master reset Note Device Addr
162. n PIN to Unlock 6 2 2 Lock Off Any other value Lock On e Toturn Lock On key in any value other than the Unlock Value stored in PIN to Unlock 6 2 2 e To turn Lock Off key in the Unlock Value stored in PIN to Unlock 6 2 2 SITRANS LR250 mA HART 170 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference PIN to Unlock 6 2 2 Note e Donotlose your Unlock Value it cannot be displayed once Write Protect 6 2 1 has been set to a different value e Valid only for operation via the handheld programmer e Aresetto Factory Defaults will not restore the unlock value at time of shipping Stores the value to be entered in Write Protect 6 2 1 to unlock programming If Write Protect 6 2 1 is setto a different value PIN to Unlock 6 2 2 does not display the Unlock value Handheld Range 0 to 9999 Programmer Values Value when shipped 1954 Not restored by a reset to Factory Defaults Display when Lock is on Language 7 Selects the language to be used on the LCD Options English Deutsch Francais Espanol SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 171 Parameter reference 8 1 172 Alphabetical parameter list Note For a detailed list of parameters see Parameter R eference P age 123 Maintenance Parameters are not listed below See Remaining Device Lifetime 4 2 Remaining Sensor
163. n in either Curve 1 Page 275 General Purpose Intrinsically Safe Non Sparking Non incendive or Curve 2 P age 276 Flameproof Increased Safety E xplosion proof SITRANS LR250 mA HART 42 Operating Instructions 08 2014 A5E 32220602 AC Connecting 5 3 Wiring setups for hazardous area installations 5 3 Wiring setups for hazardous area installations There are six wiring options for hazardous area installations In all cases check the nameplate on your instrument confirm the approval rating and perform installation and wiring according to your local safety codes 5 3 1 Intrinsically safe wiring Device nameplate ATEX IECEX INMETRO RCM ATEX certificate 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 Click on Certified Equipment then enter the certificate number IECEx SIR 05 0031X SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 43 Connecting 5 3 Wiring setups for hazardous area installations Device nameplate FM CSA SIEMENS a 159134 g 23650653 Connection drawing number The connection drawing number listed on the nameplate can be downloaded from our website Product page http www sieme
164. n the value of the level a unit used to measure the amplitude of signals to decrease a rating suitable for normal conditions according to guidelines specified for different conditions a nonconductor of direct electric current Many conductive liquids electrolytes exhibit dielectric properties the relative dielectric constant of water is 80 dielectric constant dK 290 the ability of a dielectric to store electrical potential energy under the influence of an electric field Also known as Relative P ermittivity An increase in the dielectric constant is directly proportional to an increase in signal amplitude The value is usually given relative to a vacuum dry air the dielectric constant of air is 1 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Glossary echo a signal that has been reflected with sufficient magnitude and delay to be perceived in some manner as a signal distinct from that directly transmitted Echoes are frequently measured in decibels relative to the directly transmitted signal Echo Confidence describes the quality of an echo Higher values represent higher quality Echo Threshold defines the minimum value required for an echo to be accepted as valid and evaluated Echo Lock Window a window centered on an echo in order to locate and display the echo s position and true reading Echoes outside the window are not immediately processed Echo Marker a marker that point
165. nd on the menu bar indicates the length of the menu list and approximate position of the current item in the list e A deeper band indicates fewer items Parameter view Edit view MATERIAL 13 PREVIDUS 3 Lui LOW DK BACK PEDT ww NEXT Parameter name Parameter number Go Parameter value selection SITRANS LR250 mA HART 54 Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 2 Operating via the handheld programmer 6 2 2 2 Handheld programmer Part No 7ML1930 1BK The programmer is ordered separately SIEMENS a aaa SM A cn Bt 4 t gt SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 55 Commissioning 6 2 Operating via the handheld programmer 56 Key functions in measurement mode A 0 lt Function Updates the loop current Updates internal enclosure temperature reading Updates echo confidence value Updates distance measurement Result New value is displayed in LCD secondary region New value is displayed in LCD secondary region a EE Mode opens PROGRAM mode RIGHT arrow 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 Then top level menu will be displayed Opens the top level menu EOIU UP or DOWN arrow toggles between linear units and pe
166. ned TVT 5 Default TVT Auto False Echo Suppression Range Echo marker SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 91 Remote operation 7 1 Operating via SIMATIC PDM 7 1 6 6 Echo setup Provides quick access to echo Selection filtering and response rate parameters Open the menu Device Echo Profile Utilities and click on Echo Setup Echo Profile ris SITRANS ches ratte View band Echo Prater TVT Shapes duis Fisher Erha Supprecsoe Echo Sena SIEMENS Echo Seint 7 1 6 7 Maintenance You can set schedules and reminders for e device maintenance based on its projected lifetime e sensor maintenance based on its projected lifetime e service e calibration SITRANS LR250 mA HART 92 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 1 Operating via SIMATIC PDM Maintenance Sitrans Remaining Device Lifetime Remaining Sensor Lifetime Service Schedule Calibration Schedule SIEMENS 1 Time Units ES Lifetime Expected Years Time in Operation 0 000 Years Remaining Lifetime Years Activation of Reminders Off Reminder 1 before Lifetime Required Years Reminder 2 before Lifetime Demanded 0 019 Years Read Write Snooze for 1 year m To set Device S ensor Maintenance schedules Open the menu Device Maintenance and click on the Remaining Device S ensor Lifetime tab Modify desired values an
167. next level breakpoint Example values are for example purposes only Breakpoint Level number value T 19 5 k a 9 2 5 1 0 Breakpoint Number Level value m Volume value I 1 0 0 2 5 500 3 3000 4 19 5 8000 Table 9 16 2 7 3 Table 17 24 2 7 4 Table 25 32 2 7 5 Signal Processing 2 8 Note Default settings in the parameter tables are indicated with an asterisk unless explicitly stated SITRANS LR250 mA HART 138 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Near Range 2 8 1 The range in front of the device measured from the sensor reference point within which any echoes will be ignored This is sometimes referred to as blanking or a dead zone The factory setting is 50 mm 2 pastthe end of the antenna and the defaultis dependent on the antenna type and process connection See Dimension drawings Page 203 for antenna heights Values Range 0 to 20 m 0 to 65 6 ft Default depends on antenna type and process connection Related parameters Units 2 2 1 Far Range 2 8 2 Note Far Range can extend beyond the bottom of the vessel Allows the material level to drop below Low Calibration Point without generating a Loss of Echo LOE state See Sensor Mode 2 2 2 for an illustration Values Range Min 2 Low Calibration Pt Max 223 m 75 45 ft Default Value for Low Calibration Pt 1 m 3
168. nment can result from unsuitable environment e Provide an environment suitable to the housing rating and materials of construction caution Direct sunlight Device damage The device can overheat or materials become brittle due to UV exposure e Protectthe device from direct sunlight e Make sure that the maximum permissible ambient temperature is not exceeded Refer to the information in Chapter Technical data P age 193 SITRANS LR250 mA HART 24 Operating Instructions 08 2014 A5E 32220602 AC Installing mounting 4 2 Installation location requirements Ambient temperature Device nameplate 3 Device tag Process temperature at process connection 8 Process connection tag contains process connection related information Antenna Horn 40 to 80 C with FKM O ring 40 to 200 C 40 to 40 to 176 F 392 F with FFKM O ring 20 to 200 C 4 to 392 F PVDF 40 to 80 C 40 to 80 C 40 to 176 F 40 to 176 F Flanged encapsulated 40 to 80 C 40 to 170 C 40 to 176 F 40 to 338 F Hygienic encapsulated 40 to 80 C 40 to 170 C 40 to 176 F 40 to 338 F with FKM seals used on process connection 20 to 170 C 4 to 338 F with EPDM seals used on process connection 40 to 120 C 40 to 248 F Note Details about the process connection process temperature and materials
169. noise floor See Auto False Echo Suppression 2 8 7 1 for an illustration Values Range 0 to 100 Default 4096 When the device is located in the center of the vessel the TVT hover level may be lowered to increase the confidence level of the largest echo Shaper Mode 2 8 7 4 Enables disables the TVT shaper Options ON OFF SITRANS LR250 mA HART 148 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference TVT shaper 2 8 8 Note e The range is 100 to 100 bits With 2 bits per dB this gives a range of 50 to 50 dB e Shaper Mode 2 8 7 4 must be turned ON in order for TVT shaper points to be transferred Adjusts the TVT Time Varying Threshold ata specified range breakpoint on the TVT This allows you to reshape the TVT to avoid unwanted echoes There are 40 breakpoints arranged in 5 groups We recommend using SIMATIC PDM to access this feature To use TVT shaper via SIMATIC PDM 1 Go to Level Meter Setup Signal Processing TVT setup Shaper Mode and select On 2 Open the menu Device Echo Profile Utilities and click on TVT Shaper For more detail see TVT shaper via SIMATIC PDM Page 88 To use TVT shaper via LUI local user interface 1 Go to Shaper Mode 2 8 7 4 and select On 2 Go to Breakpoint 1 9 2 8 8 1 3 Open Shaper 1 and enter the TVT Offset value between 50 and 50 4 Go to the next Shaper point and repeat steps 3 and 4
170. ns com LR 250 Go to Support gt Installation Drawings gt Level Measurement gt SITRANS LR250 e Forpower demands see Curve 1 General Purpose Intrinsically Safe Non S parking Non e Forwiring requirements follow local regulations e Approved dust tight and water tight conduit seals are required for outdoor NEMA 4X type 4X NEMA 6 IP67 IP68 locations e Referto Instructions specific to hazardous area installations Page 48 Note Selecting a suitable PLC input module or power supply requires knowledge about Intrinsic Safety and the application It is the responsibility of the installer to ensure thatthe intrinsically safe installation complies with both the apparatus approval requirements and the relevant national code of practice SITRANS LR250 mA HART 44 Operating Instructions 08 2014 A5E 32220602 AC Connecting 5 3 Wiring setups for hazardous area installations 5 3 2 Non sparking wiring SITRANS LR250 Ex nA HC T4 G SIRA O9ATEXA 53X TNL KKK 1 y GYZ AYO34557 M P67 P68 mg 40 t y Rating 2 iom 30 V Max D ATEX certificate The ATEX certificate listed on the nameplate can be downloaded from our website Product page http www siemens com LR 250 Go to Support gt Approvals Certificates e For power demands see Curve 1 General Purpose Intrinsically Safe Non S parking E nerg Limited Non incendive P age 275 e For wiring requirements follow loca
171. nstructions 08 2014 A5E32220602 AC 5 Table of contents 10 11 12 7 3 1 Device Type Manager DTM ssssssseseeeenenenenneenneen nennen enne enn enne enn 7 3 2 SITRANS DIM rn ia nan a A a eden reser uu E a a ua a Red 7 3 3 The device EDD xi si arean cts e Pe me exa eee cte iach a a a dua 7 3 4 Configuring a new device via FDT ssssssssse eene Parameter reference oot ra e P ERE aaa aar asab eara Paa eu FUE REA EN EA RR E VEU UR E NR 8 1 Alphabetical parameter liSt i 25crert n teer eet trend te ER rct b rove boc edt re tr Tag Service and MN p p npn nAaR ERUN nH NOGEN a 9 1 Basic safety INTO A Nissan A A d Rer E en EE AEA E ERS 9 2 Cleaning c athena hada die a eaeel 9 3 Maintenance and repair WOrK 0 cece cere eee ene 9 3 1 Unit repair and excluded liability irr cred ened acne itte te itin eL rera a 9 3 2 Part replacement nennen nennen nennen ennt enne inet reet rne 9 4 Bh Diagnosing and troubleshooting uu nnne nnn nnnm nennen nnn 10 1 Communication troubleshooting aids ridet pet aaa a abaa aia 10 2 Device STATUS ICONS assa 10 3 General fault codes coeant cite enis a a a bag 10 4 Operation troubleshooting 5 deer nr ert a aes il Ea usine ME 11 1 dg 11 2 PETOMANEE aaa EE 11 3 TC sten hah A Aa ap A a gn 11 4 MecNaN Asi ai a aa ai ar lead end dee 11 5 sien m
172. nt hardware problem Repair required contact your local Siemens Y representative Uo Ww co ad Failure in the device electronics Repair required contact your local Siemens representative wn A Ww ad Factory calibration for the radar receiver has been lost Repair required contact your local Siemens representative wn pA ur ad No valid boot program detected firmware corrupt Repair required contact your local Siemens representative wn User configuration is invalid One or more of parameters Low Calibration Point High Calibration Point Volume breakpoints and or Auto False Echo Suppression are set to invalid values e Reconfigure the unit e Ensure the difference between High Calibration Point and Low Calibration Point is not less than or equal to zero do a Master Reset wn 5 o ESI Un Un ce ESI EEPROM corrupt EEPROM corrupt Repair required contact your local Siemens representative Repair required contact your local Siemens representative Un ul n ESI EEPROM corrupt Repair required contact your local Siemens representative 188 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Diagnosing and troubleshooting 10 3 General fault codes Code Meaning Corrective Action Icon S 52 Fail safe is activated Possible causes For 3 1 hardware failure e Co
173. nterval parameters in hours or days via SIMATIC PDM only see Service interval 4 4 1 The device tracks service intervals based on operating hours and monitors the predicted lifetime to the next service You can modify the Total Service Interval set schedules for maintenance reminders and acknowledge them The maintenance warnings and reminders are communicated to the end user through status information This information can be integrated into any Asset Management system For optimal use we recommend that you use SIMATIC PCS7 Asset Management Software in conjunction with SIMATIC PDM To access these parameters via SIMATIC PDM e Open the menu Device Maintenance and select the Service Schedule tab e After modifying values units as required click on Write to accept the change and Read to view the effect of the change e Click on Service Performed to restartthe timer and clear any fault messages Time Units Options Hours days years Default years 3 Selectable only via SIMATIC PDM SITRANS LR250 mA HART 160 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Service Interval 4 4 1 Maintenance Sitrans Remaining Device Lifetime Remaining Sensor Lifetime Service Schedule Calibration Schedule SIEMENS Time Units ET Service Interval 1 000 Years Time Since Last Service 0 000 Years Time Until Next Service 1 000 Years Activation of Reminders Timer
174. nting e 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 See relevant EHEDG 3A documentation not supplied NOTICE Loss of sanitary approvals e For3 A Sanitary Approved device installation where the customer tank process connection exists a leak detection port of minimum 2 4 mm diameter must be provided atthe lowest point in the process connection where leakage can occur e If leakage is detected at any time while the device is installed then the device process connection parts must be disassembled and thoroughly cleaned prior to gasket replacement and reassembly Note e ForHygienic encapsulated antenna the lens acts as a gasket seal and should be used in conjunction with a cleanable seal as required by the specific process connections for example DIN 11864 3 Hygienic encapsulated antenna leak detection port Orientation mark for leak detection port Leak detection port SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 37 Installing mounting 4 5 Disassembly 4 5 Di 38 sassembly Pressure applications Danger to personnel system and environment will result from improper disassembly e Never attempt to loosen remove or disassemble process connection while vessel contents are under pre
175. nty years from more than 1 000 000 installations in many industries around the world Higher order mathematical techniques and algorithms are used to provide intelligent processing of microwave reflection profiles This knowledge based technique produces superior performance and reliability SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 2 Echo Processing A 2 2 Echo Selection Time Varying Threshold TVT A Time Varying Threshold TVT hovers above the echo profile to screen out unwanted reflections false echoes In most cases the material echo is the only one which rises above the default TVT In a vessel with obstructions a false echo may occur See Auto False Echo Suppression P age 253 for more details file M sas fissat irsi abad ad yss La YA A AU FA hih 0 1000 200 3000 Distance mm m default TVT echo profile material level echo marker OOO The device characterizes all echoes that rise above the TVT as potential good echoes Each peak is assigned a rating based on its strength area height above the TVT and reliability amongst other characteristics Algorithm 2 8 4 1 The true echo is selected based on the setting for the Echo selection algorithm Options are true First Echo Largest Echo or best of First and Largest SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 249 Appendix
176. nute Local Display Level 0 100 m Maintenance amp Diagnostics Material eis iste pa MS Communication Liquid Z perd TO m Security D Fiter po tig 00s Fal safe Material Level HoLD Calibration Low Calibration Point X fi alee Pon M Sensor Offset 9X Device Diagnostics L Process variables Device last synchronized Device Parameters not Synchronized Navigate to Configure S etup Setup and click on Sensor for access to General see Sensor 2 2 e Units e Operating Mode e Material e DampingFilter Calibration see Calibration 2 3 Low Calibration Point e High Calibration Point e Sensor Offset SITRANS LR250 mA HART 108 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 2 Operating v a AMS Device Manager Rate see Rate 2 4 e Response Rate e Fill Rate per Minute e Empty Rate per Minute Fail safe see Fail safe 2 5 e Material level e Timer Level Analog Output Scale amp 04 12 2012 09 49 15 680 SITRANS LR250 Rey 3 SR v Configure Setup Analog Output Scaling Qj Configure Setup k ation SIEMENS Current Output Function Volume eem 20 mA Setpoint 20 00 Minimum m Limit 380 m Mavamum m Limit 20 50 m Time Cunent Device last synchronized 4 12 2012 10 03 19 AM Navigate to Configure S etup Setup and click on Analog
177. o Lock If the echo selected by Algorithm is within the Echo Lock window the window is centered about the echo which is used to derive the measurement In radar applications two measurement verification options are used with Echo Lock 2 8 5 1 Lock Off SITRANS LR250 responds immediately to a new selected echo within the restrictions set by the Maximum Fill Empty Rate but measurement reliability is affected Material Agitator A new measurement outside the Echo Lock Window must meet the sampling criteria before the window will move to include it The other available options Maximum Verification and Total Lock are not recommended for radar SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 2 Echo Processing A 2 6 Auto False Echo Suppression Note e For detailed instructions on using this feature via PDM see Auto False Echo Suppression P age 89 e For detailed instructions on using this feature via the handheld programmer see Auto False Echo Suppression 2 8 7 1 Auto False Echo Suppression is designed to learn a specific environment for example a particular vessel with known obstructions and in conjunction with Auto False Echo Suppression Range to remove false echoes appearing in front of the material echo The material level should be below all known obstructions at the moment when Auto False Echo Suppression learns the echo profile Ideally
178. ocess connection including the date of manufacture MMDDYY followed by a number from 001 to 999 indicating the sequential unit produced SITRANS LR250 mA HART 234 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 26 Raised Face flange per EN 1092 1 for flanged horn antenna 12 26 Raised Face flange per EN 1092 1 for flanged horn antenna Stainless steel or optional alloy N06022 2 4602 Hastelloy C 22 qoi e VIEW A A D angle of adjacent bolt holes bolthole circle diameter bolt hole diameter facing height 3 bolt hole circle diameter facing diameter waveguide mounting hole 9 sensor reference point Flange O D thickness SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 235 Dimension drawings 12 26 Raised Face flange per EN 1092 1 for flanged horn antenna Pipe size DN50 DN80 DN100 DN150 DN50 DN80 DN100 DN150 Raised Face flange dimensions Flange bolt hole pattern PN10 PN16 PN10 PN16 PN10 PN16 PN10 PN16 PN25 PN40 PN25 PN40 PN25 PN40 PN25 PN40 Raised Face flange markings Flange O D mm 165 200 220 285 165 200 235 300 Blind Flange Markings Optional Manufacturer s Logo optional Flange Bolt hole circle mm 125 160 180 240 160 160 190 250 Standard Nominal Size Material Heat Manufacturer s logo EN 1092 1 05 B1 Code DN50 PN16 1 44
179. oduced The Siemens Milltronics drawing identification The flange size followed by the hole pattern for a particular flange class For example e A 2inch ASME B16 5 150 Ib class flange North America e A DN80 EN 1092 1 PN16 class flange Europe The basic flange material AISI or EU material designation North American material codes are followed by European ones For example material designation 316L 1 4404 A flange material batch code identification SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 29 Aseptic hygienic flange DN50 DN80 DN100 for DIN 11864 2 12 29 Aseptic hygienic flange DN50 DN80 DN100 for DIN 11864 2 Aseptic hygienic flange DN50 VIEW A A Dimensions in mm inch SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 243 Dimension drawings 12 29 Aseptic hygienic flange DN50 DN80 DN100 for DIN 11864 2 Aseptic hygienic flange DN80 11 0 0 43 9112 0 4 41 9133 0 5 24 Dimensions in mm inch SITRANS LR250 mA HART 244 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 29 Aseptic hygienic flange DN50 DN80 DN100 for DIN 11864 2 Aseptic hygienic flange DN100 911 0 0 43 9137 0 5 39 314 1 22 14 0 0 55 VIEW A A Dimensions in mm inch SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 24
180. of explosion in hazardous areas as result of open cable inlet or incorrect conduit system e Inthe case ofa conduit system mount a spark barrier at a defined distance from the device input Observe national regulations and the requirements stated in the relevant approvals 4 1 1 Pressure applications Pressure applications Danger to personnel system and environment will result from improper disassembly e Never attempt to loosen remove or disassemble process connection while vessel contents are under pressure WARNING Pressure applications Danger to personnel system and environment can result from improper installation e Improper installation may result in loss of process pressure A wARNING Exceeded maximum permissible operating pressure Danger of injury or poisoning The maximum permissible operating pressure depends on the device version The device can be damaged if the operating pressure is exceeded Hot toxic and corrosive process media could be released e Make sure that the device is suitable for the maximum permissible operating pressure of your system SITRANS LR250 mA HART 22 Operating Instructions 08 2014 A5E 32220602 AC Installing mounting 4 1 Basic safety information Note e The process connection tag shall remain with the process pressure boundary assembly The process pressure boundary assembly comprises the components that act as a barrier
181. of threaded nut are shown for illustration purposes only SITRANS LR250 mA HART 222 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings 12 14 Hygienic encapsulated antenna DN80 aseptic slotted nut to DIN 11864 1 12 14 Hygienic encapsulated antenna DN80 aseptic slotted nut to DIN 11864 1 1 2 NPT cable entry or alternatively M20 cable gland Threaded cover Th Y Enclosure 178 0 7 01 Retaining collar 343 4 13 52 Y 10 0 Of 291 3 Threaded nut 11 47 Sensor p reference Es point Ls E E h a a y a l 14 5 0 57 Dimensions in mm inch Note Cut out of process connection and placement of threaded nut are shown for illustration purposes only SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 223 Dimension drawings 12 15 Hygienic encapsulated antenna DN 100 aseptic slotted nut to DIN 11864 1 12 15 Hygienic encapsulated antenna DN100 aseptic slotted nut to DIN 11864 1 50 0 1 2 NPT cable entry or alternatively H 2 M20 cable gland Threaded cover 178 0 7 01 343 4 13 52 im i 291 3 11 47 Sensor reference nd 14 5 2 94 0 57 9118 9 4 68 9124 0 4 88 Dimensions in mm inch Note Cut out of process connection and placement of threaded nut are shown for illustration purposes only SITRANS LR250 mA HART 224 Operating
182. open Edit mode The current selection is highlighted Scroll 59 Commissioning 6 2 Operating via the handheld programmer 60 T of LOWCALIB PT 16 G LOW CALIB PT 15 L ww Changing a numeric value Navigate to the desired parameter Press RIGHT arrow gt to open parameter view The current value is displayed Press RIGHT arrow gt again to open Edit mode The current value is highlighted Keyin a new value Press RIGHT arrow to accept it he LCD returns to parameter view and displays the new selection 20 00 um sk BACK ptor v NEXT D Parameter name Parameter number Currentselection SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Commissioning Key functions in edit mode 6 2 Operating via the handheld programmer Key Name Function UP or DOWN arrow Selecting Scrolls to item options Numeric e Increments or decrements digits editing 3 e Toggles plus and minus sign RIGHT arrow Selecting e Accepts the data writes the gt options parameter e Changes from Edit to Navigation mode Numeric e Moves cursor one space to the right editing e Or with cursor on Enter sign accepts the data and changes from Edit to Navigation mode LEFT arrow Selecting Cancels Edit mode without changing the Ew options parameter Numeric e Moves cursor to plus minus sign if this editing is the first key pressed e or moves curs
183. or approval information Note The outer part of the lens on the flanged encapsulated antenna version may not appear to lie flush before installation and this is normal This will flatten after installation and will not impact the performance of the device SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Installing mounting 4 4 1 4 4 2 4 4 Installation instructions Threaded versions A WARNING Pressure applications Danger of injury or poisoning It may be necessary to use PTFE tape or other appropriate thread sealing compound and to tighten the process connection beyond hand tight The maximum recommended torque for Threaded versions is 40 N m 30 ft lbs 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 Flanged versions NOTICE Improper materials The user is responsible for the selection of bolting and gasket materials except for Flanged encapsulated antenna which will fall within the limits of the process connection and its intended use and which are suitable for the service conditions S pecial Instructions for Flanged encapsulated antenna only Note e Use spring washers e Lens assembly acts as integral gasket no other required e Use recommended torque values for tightening
184. or legal relationship The sales contract contains all obligations on the part of Siemens as well as the complete and solely applicable warranty conditions Any statements regarding device versions described in the manual do not create new warranties or modify the existing warranty The content reflects the technical status atthe time of publishing Siemens reserves the right to make technical changes in the course of further development SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC S afety information 2 1 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 Always keep the information and symbols in a completely legible state 2 1 1 Safety marking symbols In manual On product A A Label on product yellow background Description WARNING refer to accompanying documents manual for details 2 1 2 Laws and directives Observe the test certification provisions and laws applicable in your country during connection assembly and operation SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 13 Safety information 2 1 Preconditions for safe use 2 1 3
185. or one space to the left Clear Numeric Erases the display editing Decimal point Numeric Enters a decimal point editing P Plus or minus sign Numeric Changes the sign of the entered value editin Te g Numeral Numeric Enters the corresponding character editing to SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 61 Commissioning 6 2 Operating via the handheld programmer 6 2 3 1 Quick Start Wizard via the handheld programmer Note e Aresetto factory defaults should be performed before running the Quick Start Wizard if the device has been used in a previous application See Master Reset 4 1 e The Quick Start wizard settings are inter related and changes apply only after you select Finish in the Wizard Complete step e Do not use the Quick Start wizard to modify parameters see instead Parameter Reference Page 123 Perform customization for your application only after the Quick Start has been completed e Default settings in the parameter tables are indicated with an asterisk 1 Quick Start 1 1 Quick Start Wiz e Point the programmer at the display from a maximum distance of 300 mm 1 ft then press RIGHT arrow to activate PROGRAM mode and open menu level 1 e Press RIGHT arrow twice to navigate to menu item 1 1 and open parameter view e Press RIGHT arrow to open Edit mode or DOWN arrow to accept default values and move directly to the next item
186. ork administrator to do so SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 115 Remote operation 7 2 Operating via AMS Device Manager 7 2 5 3 User Manager utility Usernames passwords and permissions are assigned to users by an AMS Device Manager administrator using the User Manager utility on the Server Plus Station Only a user with AMS Device Manager System Administration rights can log in to User Manager To configure a new user edit existing user 1 From the Windows taskbar select Start gt AMS Device Manager gt User Manager 2 In the User Manager window click on Add User The Add User Wizard dialog allows you to e select a user type standard AMS Device Manager or Window user e enter the username and password and set permissions e edit existing users Usemame Password Confirm Password 5 Device Calibration Management iy Ane V Administration iv SIS Write v Test Results Write IV Assignment SNAP ON Applications IV ValveLink SITRANS LR250 mA HART 116 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 2 6 AMS menu structure Configure Setup Identification Identification Identification Tag Descriptor Message Date Device Manufacturer Product Name Order Number Final Assembly Number Hardware Revision Firmware Revision Loader Revision EDD version Device Status Wizard Quick Start Step 1 Identification Step 2 Ap
187. ote e A reset to Factory Defaults should be performed before running the Quick Start Wizard if device has been used in a previous application See Master Reset P age 102 e The layout of the dialog boxes shown may vary according to the resolution setting for your computer monitor e Ateach step you can accept the default values without modification and click on the next step to proceed e After modifying parameters click on Apply inside the Quick Start window to write the new values to the device e Click on OK only if you wish to update all parameters to the device and close AMS A Wizard provides an easy 5 step Quick Start procedure that configures the device for a simple application SITRANS LR250 mA HART 104 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 2 Operating v a AMS Device Manager Quick Start Step 1 Identification 1 Navigate to Configure S etup gt Wizard gt Quick Start 2 Click on Step 1 3 You can acceptthe default values without modification Description Message and Installation Date fields can be left blank If desired make changes then click on Apply 08 13 7008 15 54 45 650 SITRANS LR250 Rev 3 Fie denos Help aR wv Step of S T entfcaton Med 7 SIEMENS Thes pa meters ane ve to Mdenty the devien The TAG should be unique in your age ator TAG Select the language of the local user terface Step 2 Applicatio
188. our local Siemens representative if repair is required e Fault code will persist until a manual reset is performed using SIMATIC PDM orthe LCD interface Un n I Calibration interval as defined in Maintenance Perform calibration Required Limit has expired wn m co Calibration interval as defined in Maintenance Perform calibration Demanded Limit has expired x S 28 Internal device failure caused by a RAM Repair required contact your local Siemens memory error representative P S 29 EEPROM damaged Repair required contact your local Siemens representative pz S 31 Flash error Repair required contact your local Siemens representative Y Un Ww 93 Factory calibration for the internal temperature Repair required contact your local Siemens sensor has been lost representative Y n 99 AB Factory calibration for the device has been lost Repair required contact your local Siemens representative Y 92 Ww Un Factory calibration for the device has been lost Repair required contact your local Siemens representative Y SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 187 Diagnosing and troubleshooting 10 3 General fault codes Code Meaning Corrective Action Icon S 36 Unable to start microwave module Repair required contact your local Siemens representative Pa S 37 Measureme
189. owledge 4 4 9 Acknowledges the current maintenance reminder To acknowledge a reminder via SIMATIC PDM 1 Open the menu View Device Status and click on the Maintenance tab 2 In the Service Schedule Status section click on Acknowledge Warnings To acknowledge a reminder via the handheld programmer 1 Press RIGHT gt arrow twice to open parameter view and activate Edit Mode 2 Press RIGHT arrow to acknowledge the reminder SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 163 Parameter reference Calibration Schedule 4 5 164 Note e Default settings in the parameter tables are indicated with an asterisk unless explicitly stated e Foursets of parameters allow you to monitor the Device S ensor Lifetimes and set up Maintenance Service schedules based on operating hours instead of a calendar based schedule See also Remaining Device Lifetime 4 2 Remaining Sensor Lifetime 4 3 and Service Schedule 4 4 e Performing a reset to Factory Defaults will reset all the Maintenance Schedule parameters to their factory defaults e The device operates in years To view Calibration Interval parameters in hours or days via SIMATIC PDM only see Calibration Interval 4 5 1 The device tracks calibration intervals based on operating hours and monitors the predicted lifetime to the next calibration You can modify the Total Calibration Interval set schedules for maintenance r
190. own for illustration purposes only SITRANS LR250 mA HART 229 Operating Instructions 08 2014 A5E32220602 AC Dimension drawings 12 21 Hygienic encapsulated antenna DN 100 aseptic clamp to DIN 11864 3 12 21 Hygienic encapsulated antenna DN100 aseptic clamp to DIN 11864 3 50 0 1 2 NPT cable entry Po or alternatively M20 cable gland Threaded cover 153 0 l4 6 02 Enclosure Process connection fr Sensor reference point t Q74 7 2 94 14 5 9113 5 0 57 4 47 130 0 5 12 Dimensions in mm inch Note Cut out of process connection is shown for illustration purposes only SITRANS LR250 mA HART 230 Operating Instructions 08 2014 A5E32220602 AC Dimension drawings 12 22 Hygienic encapsulated antenna Tuchenhagen Type N 12 22 Hygienic encapsulated antenna Tuchenhagen Type N 1 2 NPT cable entry or alternatively M20 cable gland Threaded cover Enclosure Retaining ll eae 274 2 10 80 225 5 8 88 Process connection Sensor reference Y point Ly C GLA NUM I E 11 2 0 44 Dimensions in mm inch SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 231 Dimension drawings 12 23 Hygienic encapsulated antenna Tuchenhagen Type F 12 23 Hygienic encapsulated antenna Tuchenhagen Type F 50 0 1 2 NPT cable entry 2 00 or alternatively M20 cable gland Threaded cov
191. pipe See Raised Face Flange per EN 1092 1 Page 237 and Polarization reference point P age 31 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 213 Dimension drawings 12 6 Flanged encapsulated antenna 3 DN80 80A sizes and larger 12 6 Flanged encapsulated antenna 3 DN80 80A sizes and larger V NPT cable entry or M20 cable gland 6 retaining collar threaded cover see table below see table below see table below enclosure sensor reference point flange see table below OOO0O0O Dimensions in mm inch SITRANS LR250 mA HART 214 Operating Instructions 08 2014 A5E 32220602 AC Dimension drawings Flanged encapsulated antenna 3 DN80 80A and larger dimensions 12 6 Flanged encapsulated antenna 3 DN80 80A sizes and larger Flange size 3 mm inch mm inch mm inch mm inch 3 DN80 80A 328 12 91 288 11 34 343 13 50 15 0 59 4 DN100 100A 328 12 91 288 11 34 343 13 50 13 0 51 6 DN150 150A 333 13 11 293 11 54 348 13 70 15 0 59 D Height from tip of lens to sensor reference point as shown See also Raised Face Flange per EN 1092 1 Flange size Flange class Flange O D Antenna Beam angle Measurement mm inch aperture size range mm inch m ft 3 150 LB 190 7 48 75 2 95 9 6 20 65 6 DN80 PN10 16 200 7 87 80A 10K 185 7 28 4 150 LB 230 9 06 75 2 95 9 6 20 65
192. plication Step 3 Vessel Shape Step 4 Ranges Step 5 Summary Operation Operation Tag General Select Analog Output Master Reset Simulation Test Self Test Loop Test Device Status Setup Sensor Sensor Tag General Units Operating Mode Material Damping Filter Calibration Low Calibration Point High Calibration Point Sensor Offset SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 7 2 Operating via AMS Device Manager 117 Remote operation 7 2 Operating via AMS Device Manager Configure Setup continued Setup Sensor continued Rate Response Rate Fill Rate per Minute Empty Rate per Minute Fail safe Material Level Timer Level Device Status Analog Output Scaling Analog Output Scaling Tag Current Output Function 4 mA Setpoint 20 mA Setpoint Minimum mA Limit Maximum mA Limit Device Status Linearization Vessel Shape Tag Vessel Shape Vessel Shape Vessel Dimensions Maximum Volume Dimension A Dimension L Device Status Breakpoints Tag Levels and Volume breakpoints Device status Vessel Shape Signal Processing General General Tag Range Near Range Far Range Propogation Factor Echo Select Algorithm Position Detect Echo Threshold CLEF Range Sampling Echo Lock Sampling Up Sampling Down Signal Quality Confidence Echo Strength Noise average Device Status SITRANS LR250 mA HART 118 Operating Instructions 08 2014 A5E 322
193. pproximately 7 1 kg 15 7 Ib DN80 PN10 16 FEA approximately 10 1 kg 22 3 Ib DN100 PN10 16 FEA approximately 11 1 kg 24 5 Ib DN150 PN10 16 FEA approximately 15 9 kg 35 1 Ib 50A JIS 10K FEA SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC approximately 6 5 kg 14 3 Ib 197 Technical data 11 4 Mechanical 3 Foruse with 1 5 40 mm horn antennas only 198 80 AJIS 10K FEA 100 AJIS 10K FEA approximately 9 kg 19 8 Ib approximately 10 1 kg 22 3 Ib 150 A JIS 10K approximately 16 3 kg 35 9 Ib 2 1S02852 HEA approximately 4 7 kg 10 4 Ib 3 1S02852 HEA approximately 6 3 kg 13 9 Ib 4 1S02852 HEA approximately 6 8 kg 15 Ib DN50 DIN 11864 1 HEA approximately 4 8 kg 10 6 Ib DN80 DIN 11864 1 HEA approximately 6 7 kg 14 8 Ib DN100 DIN 11864 1HEA approximately 7 1 kg 15 7 Ib DN50 DIN 11864 2 HEA DN80 DIN 11864 2 HEA DN100 DIN 11864 2 HEA approximately 5 0 kg 11 Ib approximately 7 2 kg 15 9 Ib approximately 7 9 kg 17 4 Ib DN50 DIN 11864 3 HEA DN80 DIN 11864 3 HEA approximately 6 6 kg 14 6 Ib DN100 DIN 11864 3 HEA approximately 7 2 kg 15 9 Ib DN50 DIN 11851 HEA approximately 4 8 kg 10 6 Ib approximately 4 8 kg 10 6 Ib DN80 DIN 11851 HEA approximately 6 8 kg 15 Ib DN100 DIN 11851 HEA approximately 7 2 kg 15 9 Ib
194. proof Page 46 ATEX II 1 2 GD 1D 2D Europe and IECEx SIR 08 0107X International Exd mb ia IIC T4 Ga Gb Ex ia ta IIIC T100 C Da SITRANS LR250 mA HART 200 Operating Instructions 08 2014 A5E 32220602 AC Technical data Application type LR250 version Increased safety Page 47 Flameproof Increased safety Page 47 Explosion proof Page 47 Marine Hygienic S anitary SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC Page 46 NEPSI 11 7 Approvals Valid for Brazil Approval rating INMETRO DNV 12 0088 X Ex d ia mb IIC T4 Ga Gb Ex ia ta IIIC T100 C Da IP67 40 C lt Tas 80 C Um 250 V DNV 0CP 0017 ABNT NBR IEC 60079 0 2008 ABNT NBR IEC 60079 1 2009 ABNT NBR IEC 60079 11 2009 ABNT NBR IEC 60079 18 2010 ABNT NBR IEC 60079 26 2008 ABNT NBR IEC 60079 31 2011 ATEX II 1 2 GD 1D 2D IECEx SIR 08 0107X Exe mb ia IIC T4 Ga Gb Ex ia ta IIIC T100 C Da INMETRO DNV 12 0088 X Exe ia mb IIC T4 Ga Gb Ex ia ta IIIC T100 C Da IP67 40 C lt Tas 80 C Um 250 V DNV 0CP 0017 ABNT NBR IEC 60079 0 2008 ABNT NBR IEC 60079 7 2008 ABNT NBR IEC 60079 11 2009 ABNT NBR IEC 60079 18 2010 ABNT NBR IEC 60079 26 2008 ABNT NBR IEC 60079 31 2011 Ex dia mb IIC T4 Ga Gb Ex eia mb IIC T4 Ga Gb Ex iaD 20 T90 IP 67 DIP A20 Ta 90 9C Europe and International Brazil FM CSA Class Div 1 Groups A B C D Class II D
195. r DTM A DTM is a type of software that plugs into FDT It contains the same information as an EDD but an EDD is independent of the operating system 7 3 2 SITRANS DTM e SITRANS DTM is an EDDL interpreter developed by Siemens to interpret the EDD for that device e To use SITRANS DTM to connect to a device you must first install SITRANS DTM on your system and then install the device EDD written for SITRANS DTM e You can download SITRANS DTM from the Siemens service and support website Go to Service amp Support http www siemens com automation service amp support click on Product Support and drill down to Product Information Automation Technology S ensor systems P rocess Instrumentation S oftware amp Communications SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 121 Remote operation 7 3 Operating via FDT Field Device Tool 7 3 3 The device EDD The SITRANS LR250 HART EDD for SITRANS DTM can be downloaded from our website Product page http www siemens com LR 250 Go to Support Software Downloads Winzip SITRANS LR250 HA EDD SITRANS DTM02 1 00 00 Ol zip inl xl File Actions Options Help O C 9 Ww dj w CJ w New Open Favorites Add Extract Encrypt View Checkout Wizard Size Ratio 7 29 2009 1 46 1 013 194 3 987 752 SITRANS LR250 HA EDD SITRANS DTMO2 1 00 00 01 exe Application Selected 0 files 0 bytes Total 1 file 990KB
196. r hazardous systems e They are trained or instructed in maintenance and use of appropriate safety equipment according to the pertinent safety regulations A 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 There is a danger of explosion e Connect the device with type of protection Intrinsic safety solely to an intrinsically safe circuit e Observe the specifications for the electrical data on the certificate SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 17 Safety information 2 4 Use in hazardous areas SITRANS LR250 mA HART 18 Operating Instructions 08 2014 A5E 32220602 AC Description 3 1 SITRANS LR250 overview A WARNING Loss of protection Danger to personnel system and environment can result from improper use of the device e 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 It is ideal for small vessels material such as chemica
197. r expires See Loss of Echo LOE Page 258 for more detail Sets the time to elapse since the last valid reading before the Fail safe Level is reported Values Range 0 00 to 7200 seconds Default 100 s Fail Safe mA Value 2 5 3 130 Note e The default settings are dependent on standard or NAMUR NE 43 compliant device e Material Level 2 5 1 must be set to VALUE to enable the Fail Safe mA Value to be reported Allows the user to define the mA value to be reported when the Fail safe timer expires Device Type STANDARD NAMUR NE43 COMPLIANT Values Range 3 56 mA to 22 6 mA Default 22 60 mA 3 58 mA SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Analog Output Scaling 2 6 Current Output Function 2 6 1 Note e Level space and distance have different reference points e Use caution when changing Current Output Function while the device is connected to a HART network Current Output Function controls the primary value and the loop current for the device e Current Output Function also affects the secondary tertiary and quaternary variables in a HART network Can be set to either Level Space Distance or Volume The device can carry out a volume calculation only after a vessel shape has been specified Level Space Distance 1 5 6 P 10 Sensor reference point 4 mA 0 High ca
198. rcent LCD displays measured value in either linear units or percent SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 2 Operating via the handheld programmer 6 2 3 Programming Note e While the device is in PROGRAM mode the output remains fixed and does not respond to changes in the device e The device automatically returns to Measurement mode after a period of inactivity in PROGRAM mode between 15 seconds and 10 minutes depending on the menu level Change parameter settings and set operating conditions to suit your specific application For remote operation see Operating via SIMATIC PDM P age 75 or Operating via AMS Device Manager Page 100 Parameter menus Note For the complete list of parameters with instructions see Parameter R eference P age 123 Parameters are identified by name and organized into function groups See LCD menu structure Page 285 1 QUICK START 2 SETUP v 2 1 DEVICE 2 7 LINEARIZATION 2 7 1 VOLUME 2 7 1 1 VESSEL SHAPE SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 57 Commissioning 6 2 Operating via the handheld programmer 1 Enter PROGRAM mode Point the programmer at the display from a maximum distance of 300 mm 1 ft RIGHT arrow activates PROGRAM mode and opens menu level 1 Mode amp opens the menu level last displayed in PROGRAM mode within the last 10 minutes or men
199. reased Safety ExploSion proOf 0 cece cece teeter tte teeter sete A 7 Startup beliavior uo eR E Ree cas tom BR nat i aped exta p ERR TREES Appendix B HART communications Bil SIMATIC POM e B 2 HART Electronic Device Description EDD sssseeenen nnne B 3 HART Handh ld 375 475 rris eue est A ua ba ode A aua rg dn B 4 HART Communicator 375 menu structure eene nnne nennen B 5 HAR MS TIERE e A E R T A E B 5 1 Burst Mod Ericssonia ada a a ea a ia aat E aA Sni iai B 5 2 HART M ltidrop M Odeion ira nde dea a de Appendix C Certificates and support nennen nennen nnn nnns C 1 GE Sissi sa n ka Ba rr a a C 2 irse Listof abbreviations i irn Her na a a aP EASA SONSON Narat Reit E 14 1 LCD mMenu SUCUT ai sina aa siga GlOSSaly icc cO Enero Per E re a a Ru e EE EON ERR REM E AE Ea ER ER EY EUR a EAEn e sss ssissn555esssususvsusuencecucasssusseusyseassssusussssssuses cupssusysasusvsasuss5isssv0ecadaeasusais susniusysssssvousuvsusey osssusabnss03 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Introduction 1 1 LR250 mA HART manual usage Note This manual applies to the SITRANS LR250 mA HART version only HART is a registered trademark of the HART Communication Foundation Follow these operating instructions for quick trouble free installation and maximum accuracy and reliability of your device We always welcome suggestions and comments about manual content design
200. ress other than 0 will cause the output current to be a fixed value and the current will not indicate the reading Values Range 0 to 15 Default 0 To set Device Address via SIMATIC PDM e Open the project in Process Device Network View then right click on the device e Goto Object Properties gt Connection to access the field Short Address SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 169 Parameter reference Security 6 Note Default settings in the parameter tables are indicated with an asterisk unless explicitly stated Remote Access 6 1 Access Control 6 1 1 Note If access control is changed to limit remote access it can only be reset via the handheld programmer Enables disables the read write access to parameters via remote communications Options Read only No changes are permitted via remote communications Read Write Changes are permitted Restricted Sets the status to Read only with the potential for another HART device to change this parameter only via remote communications Local Access 6 2 Write Protect 6 2 1 Note This lock affects only the handheld programmer A remote master can change configuration if Access Control 6 1 1 is setto allow this Prevents any changes to parameters via the handheld programmer Options Range 0 to 9999 Unlock value stored i
201. ressures T Allowable operating temperatures v SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 269 Appendix A Technical reference A 5 Process Pressure Temperature derating curves A 5 5 PVDF antenna ASME B1 20 1 2 NPT EN ISO 228 1 2 G BSPP EN 10226 1 2 R BSPT P 5 bar 73 5 psi 4 bar 58 0 psi 3 bar 4 35 psi 2 bar 2 90 psi 1 bar 14 5 psi 40F 14 F 100 F 200 F Ne 10 C 38 C 93 C 1 bar 14 5 psi DEL ss 1 T 50 C RT 50 C 100 C 58 F oc 122 F 212 F 32 F 29 C 80 C 20 F 176 F D Atmospheric P Allowable operating pressures Allowable operating temperatures SITRANS LR250 mA HART 270 Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 5 Process Pressure Temperature derating curves A 5 6 Hygienic encapsulated antenna DIN 11851 Sanitary Hygienic nozzle slotted nut DN50 DN80 and DN100 DIN 11864 1 Aseptic Hygienic nozzle slotted nut DN50 DN80 and DN100 30 bar 435 psi 20 bar 290 psi 100 F 200 F 400 F 38 C 93 C 204 C 1 bar 14 5 psi mee 50 C RT 50 C 100 C 150 C 200 C 58 F o c 122 F 212 F 302 F 392 F 32 F 29 C 170 C 20 F 338 F D Atmospheric Allowable operating pressures Allowable operating temperatures 4 Uu SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 271
202. ric constant of material measured in erformance P age 193 for more information e The pipe diameter must be matched with the antenna size Use the largest antenna size that will fit the stillpipe bypass pipe See Threaded Horn dimensions Raised Face Flange per EN 1092 1 Page 237 F langed encapsulated dimensions Page 212 o e One continuous length of metallic pipe is preferred without joints e Any false reflections created by joints welds imperfections will lead to inaccuracies of the measurement e Joints if unavoidable must be machined to 0 25 mm x 0 010 and must have welded connecting sleeve on the outside e fusing any hygienic process connections in conjunction with a stillpipe bypass please ensure that the antenna lens are cleanable in accordance with the applicable approval D Mounting in a pipe greater than 100 mm 4 can cause large errors and therefore is not recommended Suitable pipe diameters Horn antenna 40 to 100 mm 1 5 to 4 PVDF antenna 50 mm 2 only Flanged encapsulated antenna 50 to 100 mm 2 to 4 Hygienic encapsulated antenna 50 to 100 mm 2 to 4 Not recommended gt 100 mm 4 Bypass vent Required at the upper end of the bypass 2 D To equalize pressure and keep the liquid level in the bypass constant with the liquid level in the vessel SITRANS LR250 mA HART 32 Operating Instructions 08 2014 A5E 32220602 AC Install
203. rn parabolic rod and waveguide attenuation a term used to denote a decrease in signal magnitude in transmission from one point to another Attenuation may be expressed as a scalar ratio of the input magnitude to the output magnitude or in decibels Auto False Echo Suppression a technique used to adjust the level of a TVT to avoid the reading of false echoes See TVT Auto F alse Echo Suppression Distance defines the endpoint of the TVT distance See TVT This is used in conjunction with auto false echo suppression beam spreading the divergence of a beam as it travels through a medium SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 289 Glossary beam width blanking capacitance confidence damping dB decibel derating dielectric the angle diametrically subtended by the one half power limits 3 dB of the microwave beam a blind zone extending away from the reference point plus any additional shield length The device is programmed to ignore this zone the property of a system of conductors and dielectrics that permits the storage of electricity when potential differences exist between the conductors Its value is expressed as the ratio of a quantity of electricity to a potential difference and the unit is a Farad see Echo Confidence term applied to the performance of a device to denote the manner in which the measurement settles to its steady indication after a change i
204. rrect configuration ensure installation is correct z 2 memory failure e no antenna buildup 3 Fail safe LOE timer expired possible adjust process conditions to minimize foaming other causes faulty installation antenna material adverse conditions buildup foaming other adverse process 2n conditions invalid calibration range e correct calibration range If fault persists or for 1 and 2 contact your local Siemens representative 53 ii Configuration lost one or more parameter Restore user parameters using SIMATIC PDM m settings have been lost This may occur after a firmware upgrade causes user parameters to be reset SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 189 Diagnosing and troubleshooting 10 4 Operation troubleshooting 10 4 Operation troubleshooting Operating symptoms probable causes and resolutions Symptom Cause Action Display shows level or target is out of range e check specifications z S 0LOE e check Low Calibration Pt 2 3 1 a e increase Confidence 2 8 6 1 Display shows material build up on antenna e clean the antenna z S 0LOE e re locate SITRANS LR250 A Display shows location or aiming e check to ensure nozzle is vertical z S 0LOE e poor installation e ensure end of antenna protrudes from end of nozzle e flange not level e review Auto False Echo Suppression Page 253 e Auto False Echo Suppression e ensure Auto False Echo Suppression Range is set
205. rs specify the application type you wish to execute and its according settings Selectthe Application Type Application Type Level in a vessel Liquid X lt Back Next SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 81 Remote operation 7 1 Operating via SIMATIC PDM Step 3 Vessel Shape The vessel shapes shown are predefined For a vessel with obstructions see Auto False Echo Suppression via SIMATIC PDM Page 89 Selectthe vessel shape and click on NEXT Quick Start Step 3 of 5 LR250 Step 3 of 5 Vessel Shape SIEMENS This Parameter specifies the Form Design of the Vessel you want to use with the Device Choose vessel shape vessel Shape a Back Next gt SITRANS LR250 mA HART 82 Operating Instructions 08 2014 A5E 32220602 AC Remote operation Step 4 Ranges Setthe parameters and click on NEXT Quick Start Step 4 of 5 Sitrans Step 4 of 5 Ranges SIEMENS These Parameters specify the Ranges of the Sensor Select the settings for the ranges Units as High Calibration Point Y 1 m Low Calibration Point X m Response Rate Slow 0 1 m min Cancel Back Next gt Step 5 Summary 7 1 Operating via SIMATIC PDM Check parameter settings and click on BACK to return and revise values FINISH to save settings offline or FINISH AND DOWNLOAD to save settings offline and
206. rted e EDD SIMATIC PDM Improved rendering of the echo profile and TVT 1 01 01 1 01 01 10 J un 2008 e Maintenance release of firmware and EDD 1 01 01 1 01 03 17 J un 2008 e The internal EDD revision has been incremented 1 02 01 1 02 01 2 Apr 2009 e AMS EDD Rev 1 02 01 e Support NAMUR NE 43 e Harmonization of menu structures and parameter names across products e Display indicates progress towards first measurement 1 02 03 1 02 01 16 J une 2010 e Display contrast improvement e Antenna type parameter cannot be modified 1 03 02 1 02 01 16 J une 2010 e Low current requires HW 2 0 0 supported HW 2 0 0 1 03 03 1 02 01 19 May 2011 e Threaded PVDF antenna supported requires HW 2 0 0 1 03 04 1 02 03 31 Oct 2012 e LUI updated version new startup progress bars quick start updated to latest version echo profile pan zoom on display e antenna parameter removed default near range set at factory a Electronic Device Description b See Sensor Mode 2 2 2 for an illustration of Distance 10 SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Introduction 1 5 Designated use 1 5 Designated use Use the device to measure process media in accordance with the information in the operating instructions Note Use in a domestic environment This is a Class A Group 1 equipment intended for use in industrial areas In a domestic environment this device may cause radio interference 1 6 Checking the
207. s 08 2014 A5E 32220602 AC Parameter reference Sensor 2 2 Units 2 2 1 PV Primary Value and SV Secondary Sensor measurement units Used in setting High Low Calibration Point and displayed on LCD and in PDM Values m cm mm ft in Default m Sensor Mode 2 2 2 o R le Y D Sensor value Sensor reference point see Dimension drawings P age 203 Space Low Calibration Point Distance Farrange High Calibration Point Level Mode Description Reference point NO SERVICE Measurement and associated loop currentare n a not updated and the device defaults to F ail safe mode LEVEL Distance to material surface Low Calibration P oint process empty level SPACE Distance to material surface High Calibration P oint process full level DISTANCE Distance to material surface Sensor reference point 3 See Material Level 2 5 1 for more detail SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 125 Parameter reference Material 2 2 3 Automatically configures the device to operate in the chosen application type by changing one or more of the following parameters Propagation Factor 2 8 3 Position Detect 2 8 4 2 and or CLEF Range 2 8 4 4 Options LIQUID LIQUID LOW DK low dielectric liquid CLEF algorithm enabled Related parameters Propagation Factor 2
208. s 08 2014 A5E32220602 AC 175 Parameter reference SITRANS LR250 mA HART 176 Operating Instructions 08 2014 A5E 32220602 AC Service and maintenance 9 1 Basic safety information A WARNING Impermissible repair of the device e Repair must be carried out by Siemens authorized personnel only y NS Releasing key lock Improper modification of parameters could influence process safety e Make sure that only authorized personnel may cancel the key locking of devices for safety related applications 9 2 Cleaning The radar device requires no cleaning under normal operating conditions Under severe operating conditions the antenna may require periodic cleaning If cleaning becomes necessary e Note the antenna material and the process medium and select a cleaning solution that will not react adversely with either e Remove the device from service and wipe the antenna clean using a cloth and suitable cleaning solution NOTICE Penetration of moisture into the device Device damage e Make sure when carrying out cleaning and maintenance work that no moisture penetrates the inside of the device A WARNING Electrostatic charge Danger of explosion in hazardous areas if electrostatic charges develop for example when cleaning plastic surfaces with a dry cloth e Prevent electrostatic charging in hazardous areas SITRANS LR250 mA HART Operating Instruction
209. s 08 2014 A5E32220602 AC 177 Service and maintenance 9 3 Maintenance and repair work 9 3 Maintenance and repair work The device is maintenance free However a periodic inspection according to pertinent directives and regulations must be carried out An inspection can include check of e Ambient conditions e Seal integrity of the process connections cable entries and cover screws e Reliability of power supply lightning protection and grounds A WARNING Maintenance during continued operation in a hazardous area There is a danger of explosion when carrying out repairs and maintenance on the device in a hazardous area e Isolate the device from power or e Ensure that the atmosphere is explosion free hot work permit A WARNING Humid environment Danger of electric shock e Avoid working on the device when it is energized e f working on an energized device is necessary ensure that the environment is dry e Make sure when carrying out cleaning and maintenance work that no moisture penetrates the inside of the device 9 3 1 Unit repair and excluded liability All changes and repairs must be done by qualified personnel and applicable safety regulations must be followed Please note the following e The user is responsible for all changes and repairs made to the device e All new components must be provided by Siemens e Restrict repair to faulty components only e Do not re
210. s to the processed echo Echo Processing the process by which the radar unit determines echoes Echo Profile a graphical display of a processed echo Echo Strength describes the strength of the selected echo in dB referred to 1 uV rms false Echo any echo which is notthe echo from the desired target Generally false echoes are created by vessel obstructions frequency the number of periods occurring per unit time Frequency may be stated in cycles per second SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 291 Glossary HART Hertz Hz horn antenna inductance microwaves multiple echoes Near Blanking nozzle parameters 292 Highway Addressable Remote Transducer An open communication protocol used to address field instruments unit of frequency one cycle per second 1 Gigahertz GHz is equal to 10 Hz a conical horn shaped antenna which focuses microwave signals The larger the horn diameter the more focused the radar beam the property of an electric circuit by virtue of which a varying current induces an electromotive force in that circuit or in a neighboring circuit The unit is a Henry the term for the electromagnetic frequencies occupying the portion of the radio frequency spectrum from 1 GHz to 300 GHz secondary echoes that appear as double triple or quadruple echoes in the distance from the target echo see Blanking a length of pipe mounted onto a vesse
211. select the Hardware tab and click the Device Manager button Open Ports folder and double click the COM Port used by the system to open the Communications Port P roperties window Selectthe PortSettings tab and double click the Advanced button Ifthe Use FIFO buffers radio box is selected click to deselect Advanced Settings for COMI 21 x D r Use FIFO butters requies 16550 compatible UART J OK Select lower settings to correct connection problems Cancel Select higher setting for laster performance Defaults COM Port Number COM1 h D DeselectUse FIFO buffers radio box Click OK to close out Close all screens and then reboot SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 77 Remote operation 7 1 Operating via SIMATIC PDM 7 1 3 Updating the Electronic Device Description EDD You can locate the EDD in Device Catalog under Sensors Level Echo SiemensMilltronics SITRANS LR250 The EDD revision must match the Firmware revision in the device To install a new EDD 1 Download the most current EDD from our website Product page http www siemens com LR 250 2 Save files to your computer and extract the zipped file to an easily accessed location 3 Launch SIMATIC PDM Manage Device Catalog browse to the unzipped EDD file and select it 7 1 3 1 Configuring a new device Note e Clicking on Cancel during an upload from device to SIMATIC PDM will result
212. setto value corresponding to 096 as defined by Current Output Function Related Parameters Units 2 2 1 Current Output Function 2 6 1 e Enterthe reading that is to correspond to a 4 mA output e Units are defined in Units 2 2 1 for Level Space or Distance Units are unspecified for Volume 20 mA Setpoint 2 6 3 Sets the process level corresponding to the 20 mA value 20 mA always defaults to 10096 and Current Output Function 2 6 1 determines whether this is a Level Space or Distance measurement See Current Output Function 2 6 1 for an illustration Values Range 999999 to 4 999999 limits vary with current function and units Default 20 00 m set to value corresponding to 10096 as defined by Current Output Function Related Parameters Units 2 2 1 Current Output Function 2 6 1 e Enterthe reading that is to correspond to a 20 mA output e Units are defined in Units 2 2 1 for Level Space or Distance Units are unspecified for Volume Minimum mA limit 2 6 4 Prevents the mA output from dropping below this minimum level for a measurement value This does not restrict the Fail safe or Manual settings Values Range 3 8 to 20 5 mA Default 3 8 mA SITRANS LR250 mA HART 132 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Maximum mA limit 2 6 5 Prevents the mA output from rising above this m
213. sign 27 nozzle location 28 on vessel with obetuctiors da1 sunshield recommended 31 multidrop mode 280 N Namur NE43 129 259 NearRange explanation 255 setup 139 O operating principles Cleaning 247 overview 19 P password protection via AMS 115 via PDM 99 PDM see SIMATIC PDM 75 PED Pressure Equipment Directive 23 262 performance specifications 193 PIN to unlock local access 170 pipe sizes flange mounting 236 238 polarization reference point 31 297 Index power 193 power source requirements 40 power supply requirements loop voltage vs loop resistance 43 pressure applications 23 Pressure Equipment Directive 23 262 Process Intelligence 248 process temperature maximum 260 programmer handheld 55 programming adjust parameters via PDM 84 via the handheld programmer 57 propogation factor values 140 Q Qualified personnel 17 Quick Start Wizard via LUI 62 via SIMATIC PDM 79 R raised face flange markings 235 237 reading erratic troubleshooting 191 reading incorrect troubleshooting 191 repair cautions 178 excluded liability 179 reset see Master Reset 152 Response Rate explanation 255 S Scan device synchronize parameters via AMS 103 Scope of delivery 11 298 security local access 170 local access control via AMS 113 local access unlock value 171 password protection via AMS 115 remot
214. ssel Dimension A 2 7 1 3 The height of the vessel bottom when the bottom is conical pyramidal parabolic spherical or flat sloped If the vessel is horizontal with parabolic ends the depth of the end See Vessel Shape 2 7 1 1 for an illustration Values Range 0 0 to 99 999 m Default 0 0 Related Parameters Units 2 2 1 Vessel Shape 2 7 1 1 Vessel Dimension L 2 7 1 4 Length of the cylindrical section of a horizontal parabolic end vessel See Vessel Shape 2 7 1 1 for an illustration Values Range 0 0 to 99 99 m Default 0 0 Related Parameters Units 2 2 1 Vessel Shape 2 7 1 1 SITRANS LR250 mA HART 136 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Table 1 8 2 7 2 Level 1 2 7 2 1 Note Linearization Table must be selected in Vessel Shape 2 7 1 1 in order for level volume values to be transferred If your vessel shape is more complex than any of the preconfigured shapes you can define the shape as a series of segments A value is assigned to each level breakpoint and a corresponding value is assigned to each volume breakpoint Level values are defined in Units 2 2 1 Volume units are defined by the user but are not explicitly stated in the SITRANS LR250 Level Values Range 0 0 to span Span High Calibration Pt 2 3 2 Low Calibration Pt 2 3 1 Default 0 0 Volume Values Range 0 0 to Maxim
215. ssure Awarnine Incorrect disassembly The following dangers may result through incorrect disassembly Injury through electric shock Danger through emerging media when connected to the process Danger of explosion in hazardous area In order to disassemble correctly observe the following e Before starting work make sure that you have switched off all physical variables such as pressure temperature electricity etc or that they have a harmless value e Ifthe device contains dangerous media it must be emptied prior to disassembly Make sure that no environmentally hazardous media are released e Secure the remaining connections so that no damage can result if the process is started unintentionally SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Connecting 5 1 Basic safety information Connecting 5 1 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 68 F e Before taking the device into operation let the device adapt for several hours in the new environment A wARNING Missing P E ground connection Danger of electric shock Depending on the device version connect the power supply as follows e Power plug Ensure that the used socket has a P E ground conductor connection Check that
216. t verify and simulate process device data Parameters organized into three main function groups allow you to configure and monitor the device e Configure Setup e Device Diagnostics read only e Process Variables read only See AMS Menu Structure P age 117 for a chart and Changing parameter settings using AMS lt m evice Manager P age 107 for more details The menu structure for AMS Device Manager is almost identical to that for the LCD SITRANS LR250 mA HART 100 Operating Instructions 08 2014 A5E 32220602 AC Remote operation 7 2 Operating v a AMS Device Manager 7 2 1 2 Features of AMS Device Manager The graphic interface in the radar device makes monitoring and adjustments easy Feature Function Device configuration for simple applications Echo profile viewing Screen outfalse echoes Volume measurement in an irregular vessel Monitor process variables and level trend Protect security and communication parameters from modification by the maintenance user 7 2 1 3 Electronic Device Description EDD The EDDs are linked to the type version of configuration software and protocol being used Selectthe LR250 AMS EDD forthe version of AMS installed EDDs can be downloaded from our website see Product page http www siemens com LR 250 The HART EDD for LR250 is labeled as supporting AMS Device Manager version 9 5 This EDD is also operational with AMS versio
217. t taken NOTICE indicates that property damage can result if proper precautions are nottaken If more than one degree of danger is present the warning notice representing the highest degree of danger will be used A notice warning of injury to persons with a safety alert symbol may also include a warning relating to property damage Qualified P ersonnel The product system described in this documentation may be operated only by personnel qualified for the specific task in accordance with the relevant documentation in particular its warning notices and safety instructions Qualified personnel are those who based on their training and experience are capable of identifying risks and avoiding potential hazards when working with these products systems Proper use of Siemens products Note the following AA WARNING Siemens products may only be used for the applications described in the catalog and in the relevanttechnical 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 The permissible ambient conditions must be complied with The information in the relevant documentation must be observed Trademarks All names identified by are registered trademarks of Siemens AG
218. tatus signals of the device It allows you to display compare adjust verify and simulate process device data also to set schedules for calibration and maintenance Parameters are identified by name and organized into function groups See LCD menu structure Page 285 for a chart and Changing parameter settings using SIMATIC PDM Page 84 for more details The menu structure for SIMATIC PDM is almost identical to that for the LCD See Parameters accessed via pull down menus P age 85 for parameters that do not appear in the menu structure in SIMATIC PDM SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 75 Remote operation 7 1 Operating via SIMATIC PDM 7 1 1 2 Features of SIMATIC PDM Rev 6 0 SP4 or higher The graphic interface in the device makes monitoring and adjustments easy Feature Function Quick Start uick Start P age 79 Device configuration for simple applications Echo Profile Utilities P age 86 Easy access to echo profile viewing comparison TVT shaping auto false echo suppression and echo setup Auto False Echo Suppression Screen out false echoes Page 89 TVT Shaper P age 88 Manual TVT adjustment Process Variables P age 96 Monitor process variables and level trend Security P age 99 Protect security and communication parameters from modification by the maintenance user 7 1 1 3 Features of SIMATIC PDM Rev 5 2 SP1 SIMATIC PDM Rev 5 2
219. the P E ground conductor connection of the socket and power plug match each other e Connecting terminals Connect the terminals according to the terminal connection diagram First connect the PE ground conductor SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 39 Connecting 5 2 Connecting SITRANS LR250 5 2 Connecting SITRANS LR250 A WARNING Incorrect connection to power source Danger to personnel system and environment can result from improper power connection e The DC inputterminals shall be supplied from a source providing electrical isolation between the input and output in order to meet the applicable safety requirements of IEC 61010 1 e All field wiring must have insulation suitable for rated voltages A WARNING Loss of protection Loss of approvals can result from improper installation e Check the nameplate on your device to verify the approval rating e Use appropriate conduit seals to maintain IP or NEMA rating e See Wiring setups for hazardous area installations P age 43 NOTICE Improper cables and conduit e Separate cables and conduits may be required to conform to standard instrumentation wiring practices or electrical codes SITRANS LR250 mA HART 40 Operating Instructions 08 2014 A5E 32220602 AC Connecting 5 2 Connecting SITRANS LR250 D Usea2mm Allen key to loosen the lid lock setscrew 9 Cable shi
220. ting Instructions 08 2014 A5E32220602 AC 283 List of abbreviations 12 30 Process connection tag pressure rated versions SITRANS LR250 mA HART 284 Operating Instructions 08 2014 A5E 32220602 AC LCD menu structure 14 1 LCD menu structure LCD menu structure 1 4 14 1 LCD menu structure Note e In Navigation mode ARROW keys 4 navigate the menu in the direction of the arrow See Parameter Reference P age 123 for detailed information and instructions SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 285 LCD menu structure 14 1 LCD menu structure 286 LEVEL METER 1 QUICK START WIZ 1 1 QUICK START MATERIAL RESPONSE RATE UNITS OPERATION LOW CALIB PT HIGH CALIB PT WIZARD COMPLETE 1 SETUP 2 1 DEVI O m HARDWARE REV FIRMWARE REV LOADER REV ORDER OPTION 2 2 SEN UNITS SENSOR MODE MATERIAL DAMPING FILTER TION LOW CALIB PT HIGH CALIB PT SENSOR OFFSET 2 3 CALI QOO NNNNO a Ra wns ROM PON RESPONSE RATE FILL RATE PER MINUTE EMPTY RATE PER MINUTE 2 5 FAIL S E 2 5 1 MAT LEV 2 5 2 LOE TIMER 2 5 8 FAIL SAFE MA VALUE 2 6 ANALOG OUT SCAL 1 CURR OUT FUNC 2 4MASETPOINT 6 3 20 MA SETPOINT 6 4 MIN MA LIMIT 5 6 NNNM NNN SONNO NNNNGS gt RRR Hot MAX MA LIMIT MA OUTPUT VALUE B d o zZ 7 1 1 VESSEL SHAPE 71 2 MAX VOLUME 71 3 DIMENS A 71 4 DIMENS L 2 7 2 TABLE1 8 2 73 TABLE 9 16 2 74 TAB
221. to Measurement mode the transceiver resumes operation The reading and mA output default to the last measurement taken The reading and associated outputs migrate to the current process level at a rate controlled by Response Rate 2 4 1 If the device is leftin PROGRAM mode for 10 minutes without input it automatically reverts to Measurement mode SITRANS LR250 mA HART 256 Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 3 Analog Output A 3 1 Sensor Mode This parameter controls the input Depending on the reference point used the measurement reports either Level Space or Distance By default Sensor Mode is set to Level Operation Description Reference point NO SERVICE Measurement and associated loop current not being updated Device defaults to Fail safe mode LEVEL Distance to material surface Low Calibration Point process empty level SPACE Distance to material surface High Calibration Point process full level DISTANCE Distance to material surface Sensor reference point a See Fail safe Mode P age 259 You also have the option to put the device out of service in which case the device defaults to Fail safe mode and the reported level depends on the device type A standard device reports the last valid reading and a NAMUR NE 43 compliant device reports the user defined value for Material Level 3 58 mA by default Level Space Distance f G
222. u level 1 if power has been cycled since then Handheld programmer Display Maximum distance 300 mm 1 ft 2 Navigating key functions in Navigation mode Note e In Navigation mode ARROW keys move to the next menu item in the direction of the arrow e For Quick Access to parameters via the handheld programmer press Home then enter the menu number for example 2 7 1 Volume SITRANS LR250 mA HART 58 Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 2 Operating via the handheld programmer 3 Editing in PROGRAM mode e Navigate to the desired parameter to a new selection Press RIGHT arrow to accept it Key Name Menu level Function UP or DOWN arrow menu or Scroll to previous or next menu or parameter parameter RIGHT arrow menu Go to first parameter in the selected d menu or open next menu parameter Open Edit mode LEFT arrow menu or Open parent menu parameter Mode menu or Change to MEASUREMENT mode parameter Home menu or Open top level menu menu 1 parameter Press RIGHT arrow gt to open parameter view The LCD returns to parameter view and displays the new selection 1 2 PREVIOUS BACK E ww NEXT MATERIAL LIQUID LOW DK 12 Parameter name Parameter number 83 Currentselection SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC Press RIGHT arrow gt again to
223. ues 20 to 99 view only Shot not used Open the menu Device Echo Profile Utilities and click on the tab Echo Profile Noise Average 2 8 6 3 Displays the average ambient noise in dB above 1 uV rms of a noise profile Noise level is a combination of transient noise and receiving circuitry After a measurement the values from the previous noise shot will be displayed TVT Setup 2 8 7 Note Default settings in the parameter tables are indicated with an asterisk unless explicitly stated SITRANS LR250 mA HART 144 Operating Instructions 08 2014 A5E 32220602 AC Parameter reference Auto False Echo Suppression 2 8 7 1 Used together with Auto False Echo Suppression Range 2 8 7 2 to screen out false echoes in a vessel with known obstructions A learned TVT time varying threshold replaces the default TVT over a specified range See Auto False Echo Suppression Page 253 for a more detailed explanation Note e Make sure material level is below all known obstructions when Auto False Echo Suppression is used to learn the echo profile An empty or almost empty vessel is recommended e Note the distance to material level when Auto False Echo learns the environment Set Auto False Echo Suppression Range to a shorter distance to avoid the material echo being screened out e SetAuto False Echo Suppression and Auto False Echo Suppression Range during startup if possible e Ifthe vessel
224. ult code error text and error icon for each fault are displayed alternately For example Loss of Echo and Fail safe LJ S 0LOE d S 52 Fail safe a i SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC Appendix A Technical reference A 3 4 Fail safe Mode The purpose of the Fail safe setting is to putthe process into a safe mode of operation in the event of a fault or failure The value to be reported in the event of a fault is selected so that a loss of power or loss of signal triggers the same response as an unsafe level A 3 Analog Output LOE Timer 2 5 2 determines the length of time a Loss of Echo LOE condition will persist before a Fail safe state is activated The default setting is 100 seconds Material Level 2 5 1 determines the material level to be reported when LOE Timer 2 5 2 expires depending on the device type standard or NAMUR NE 43 compliant STANDARD DEVICE Options HI 20 5 mA max mA Limit LO 3 8 mA min mA Limit HOLD Last valid reading VALUE User selected value defined in Fail Safe mA Value 2 5 3 NAMUR NE 43 COMPLIANT DEVICE Options HI 20 5 mA max mA Limit LO 3 8 mA min mA Limit HOLD Last valid reading VALUE User selected value Fail Safe mA Value 2 5 3 default 3 58 mA Upon receiving a reliable echo the loss of echo condition is aborted the Service Required icon and error message are cleared and t
225. um 1 0 m min 3 28 ft min Fast 10 0 m min 32 8 ft min Altered by Response Rate 2 4 1 Related parameters Units 2 2 1 Enter a value slightly greater than the vessel s maximum emptying rate in units per minute Sensor value is the value produced by the echo processing which represents the distance from sensor reference point to the target See Sensor Mode 2 2 2 for an illustration Fail safe 2 5 Note Default settings in the parameter tables are indicated with an asterisk unless explicitly stated Material Level 2 5 1 Note The default setting depends whether your device is a standard or NAMUR NE 43 compliant device Defines the mA output to use when the Fail safe timer expires STANDARD DEVICE Options HI 20 5 mA max mA Limit LO 3 8 mA min mA Limit HOLD Last valid reading default 22 6 mA VALUE User selected value defined in Fail Safe mA Value 2 5 3 NAMUR NE 43 COMPLIANT DEVICE Options HI 20 5 mA max mA Limit LO 3 8 mA min mA Limit HOLD Last valid reading VALUE User selected value defined in Fail Safe mA Value 2 5 3 default 3 58 mA 1 Orderable option SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 129 Parameter reference LOE Timer 2 5 2 Note When a Loss of Echo occurs Material Level 2 5 1 determines the material level to be reported when the Fail safe time
226. um Volume 2 7 1 2 Default 0 0 Enter up to 32 level breakpoints where the corresponding volume is known The values corresponding to 10096 and 096 levels must be entered The breakpoints can be ordered from top to bottom or the reverse Breakpoints are grouped into four tables Table 1 8 Table 9 16 Table 17 24 and Table 25 32 Entering breakpoints via the handheld programmer 1 The default unit for level values is m to change it navigate to Setup 2 Sensor 2 2 gt Units 2 2 1 and selectthe desired unit 2 Navigate to Setup 2 Linearization 2 7 Maximum Volume 2 7 1 2 and enter the value 3 Go to the appropriate table for the particular breakpoint you wish to adjust for example go to Table 1 8 for breakpoint 1 4 Under Table 1 8 go to Level 1 2 7 2 1 to enter the level value for the breakpoint 1 5 Under Table 1 8 go to Volume 1 2 7 2 2 to enter the volume value for the breakpoint 1 6 Repeat steps 3 to 5 until values have been entered for all required breakpoints 1 Press RIGHT arrow to open Edit mode 2 Enter level value and press RIGHT arrow to except it 3 Press DOWN arrow to move to corresponding volume breakpoint SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 137 Parameter reference Volume 1 2 7 2 2 1 Press RIGHT arrow to open Edit mode 2 Enter volume value and press RIGHT arrow to accept it 3 Press DOWN arrow to move to
227. ut proportional to vessel volume in a chemical vessel e Low Calibration Point 2 3 5 m 11 48 ft from sensor reference point e High Calibration Point 2 0 5 m 1 64 ft from sensor reference point e Max fill empty rate 0 2 m min 0 65 ft min Select vessel shape Parabolic Ends and enter values for A and L to obtain a volume reading instead of level In the event of a loss of echo SITRANS LR250 is to go into Fail safe High after 2 minutes SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 69 Commissioning 6 3 Application examples 70 lt i o Sensor reference point A 0 8 m 05m L 6m High Calibration Point 100 8000 L 35m Volume reading Low Calibration Point Parameter type Parameter No Name Options Function Values Quick Start Introduction NEXT Continue with Wizard Wizard Language NEXT Continue with current parameters language Material LIQUID Response Rate MED Medium 1 m minute Units M meters Operation LEVEL Level is reported as Volume when a vessel shape is selected Low Calibration Point 3 5 3 5 m 11 48 ft High Calibration Point 0 5 0 5 m 1 64 ft Wizard Complete FINISH Transfers Quick Start settings to device Independent Vessel Shape 2 7 1 1 PARABOLIC Defines vessel shape parameters ENDS Maximum Volume 2 7 1 2 8000 8000 liters Vessel Dimension A 2 7 1 3
228. ut the device described in these Operating Instructions and do not find the right answers you can contact Customer S upport e Via the Internet using the Support Request Support request http www siemens com automation support request e Via Phone Europe 49 0 911 895 7222 America 1 423 262 5710 Asia Pacific 86 10 6475 7575 Further information about our technical support is available on the Internet at Technical support http support a utomation siemens com W W view en 16604318 Service amp Support on the Internet In addition to our documentation we offer a comprehensive knowledge base online on the Internet at Service amp Support http www siemens com automation service amp support There you will find The latest product information FAQs downloads tips and tricks Our newsletter providing you with the latest information about your products Our bulletin board where users and specialists share their knowledge worldwide You can find your local contact partner for Industry Automation and Drives Technologies in our partner database Information about field service repairs spare parts and lots more under Services SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 281 Appendix C Certificates and support C 2 Technical support Additional Support Please contact your local Siemens representative and offices if you have additional questions about the device
229. vel when learning the echo profile and set Auto False Echo Suppression Range to a shorter distance to avoid the material echo being screened out e Set Auto False Echo Suppression and Auto False Echo Suppression Range during startup if possible e Ifthe vessel contains an agitator it should be running e Before adjusting these parameters rotate the device for best signal lower false echo amplitude If you have a vessel with known obstructions use Auto False Echo Suppression to prevent false echo detection This feature can also be used if the device displays a false high level or the reading is fluctuating between the correct level and a false high level The device learns the echo profile over the whole measurement range and the TVT is shaped around all echoes present at that moment See Auto False Echo Suppression Page 253 for a more detailed explanation SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 89 Remote operation 7 1 Operating via SIMATIC PDM The learned TVT will be applied over a specified range The default TVT is applied over the remainder of the measurement range ehe Protte Uties aso c Echo Profile View Saved Echo Profles TVT Shaper Auto False Echo Suppression Echo Setup SIEMENS i Auto False Echo Suppression on Auto False Echo Suppression Range 4 Learn Transfer to Device x This val na a new echo pesiin ance done t can net be undone
230. vessel level measurement Note Minimum distance from flange face to target is limited by Near Range 2 8 1 To obtain level measurement 4 to 20 mA output proportional to resin levels e Low Calibration Pt 2 5 m 16 5 ft from sensor reference point e High Calibration Pt 2 0 5 m 1 64 ft from sensor reference point e Max fill empty rate 20 2 m min 0 65 ft min In the event of a loss of echo e SITRANS LR250 is to go into Fail safe High after 2 minutes D Sensorreference point 5m High calibration point Low calibration point 05m 0 level 100 level Parameter type Parameter No Name Options Function Values Quick Start Introduction NEXT Continue with Wizard ee Language NEXT Continue with current language p Material LIQUID Response Rate MED Medium 1 m minute Units M meters Operation LEVEL Level Low Calibration Point 5 5 m 16 5 ft High Calibration P oint 0 5 0 5 m 1 64 ft Wizard Complete FINISH Transfers Quick Start settings to device Independent LOE Timer 2 5 2 2 2 minutes parameters Material Level 2 5 1 HI Fail safe level set to High Return to Measurement press Mode X to start normal operation SITRANS LR250 mA HART 68 Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 3 Application examples 6 3 2 Horizontal vessel with volume measurement Note The minimum distance from the flange face to the target is limited by Near Range 2 8 1 To obtain level measurement 4 to 20 mA outp
231. view then click on Apply to write the new values to the device The parameter field will display in yellow until the value has been written to the device 2 Click on OK only if you wish to update all parameters and exit AMS Operation f 01 07 2009 09 38 15 653 SITRANS LR250 Rev 3 Fle Actions Mel SR x Configure Setup Operation 2 Configure Setup Iderefication a 2 Waerd 4 Operation SIEMENS Setup Maintenance amp Diagnostics Commurscation A configure Setup 2D device Diagnostics E Process variables p last synchronized 1 7 2009 9 48 56 AM Time Current i OK Cancel Navigate to Configure S etup Operation and click on Operation to open the dialog window for access to P age o4 General e Select Analog Output see Select Analog Output Master Reset Simulation Test e Self Test see Self Test Page 94 Loop Testaca e Master Reset see e Loop Test see SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 107 Remote operation 7 2 Operating via AMS Device Manager Setup Note For more detailed explanations of the parameters listed below see the pages referenced Configure Setup Sensor Configure Setup Identification CONFIGURATION Wizard SIEMENS fo CHANGED Operation Setup General Rate e Sensor Unis Response Rate Analog Output Scaling im lt sow Linearization Procesting Operating Mode Fil Rate pet Mi
232. with the relevant code of practice e When the SITRANS LR250 mA HART is used in the presence of combustible dust the gland that is fitted to the equipment shall also be suitable for use in the presence of combustible dust as certified by an ATEX notified body in addition the installation of the gland shall not compromise the IP 6X rating of the equipment enclosure SITRANS LR250 mA HART Operating Instructions 08 2014 A5E 32220602 AC 49 Connecting 5 4 Instructions specific to hazardous area installations SITRANS LR250 mA HART 50 Operating Instructions 08 2014 A5E 32220602 AC Commissioning 6 6 1 Basic safety information A WARNING Loss of explosion protection Danger of explosion when device is not properly commissioned If opening device e Isolate from power or e Ensure that the atmosphere is explosion free hot work permit Ensure device is properly closed before returning to operation 6 2 Operating via the handheld programmer 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 WARNING Potential hazard Lithium batteries may present a potential hazard if they are abused electrically or mechanically Observe the following precautions when handling and using lithium batteries e Do notshort circuit rechar
233. y dust SITRANS LR250 consists of an enclosed electronic circuit coupled to an antenna and process connection The electronic circuit generates a radar signal 25 GHz that is directed to the antenna The signal is emitted from the antenna and the reflected echoes are digitally converted to an echo profile The profile is analyzed to determine the distance from the material surface to the sensor reference point 6 eclbinension drewincz Te age 203 This distance is used as a basis for the display of material level and mA output SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 247 Appendix A Technical reference A 2 Echo Processing A 2 A 2 1 248 Echo Processing Process Intelligence The signal processing technology embedded in Siemens radar level devices is known as Process Intelligence Process intelligence provides high measurement reliability regardless of the dynamically changing conditions within the vessel being monitored The embedded Process Intelligence dynamically adjusts to the constantly changing material surfaces within these vessels Process Intelligence is able to differentiate between the true microwave reflections from the surface of the material and unwanted reflections being returned from obstructions such as seam welds or supports within a vessel The resultis repeatable fast and reliable measurement This technology was developed as result of field data gained over some twe
234. ys years Default years 3 Selectable only via SIMATIC PDM Lifetime Expected 4 3 1 Maintenance Sitrans Remaining Device Lifetime Remaining Sensor Lifetime Service Schedule Calibration Schedule SIEMENS 1 Time Units I Lifetime Expected 10 000 Years Time in Operation 0 000 Years Remaining Lifetime 10 000 Years Activation of Reminders off gt Reminder 1 before Lifetime Required Years Reminder 2 before Lifetime Demanded 9 019 Years Read Write Sensor Replaced Snooze for 1 year Cancel Note The device always operates in years Changing the units affects only the parameter view of Remaining Sensor Life parameters in SIMATIC PDM Allows you to override the factory default Values Units hours days years Range 0 to 20 years Default 10 00 years 3 Units are selectable only via SIMATIC PDM SITRANS LR250 mA HART Operating Instructions 08 2014 A5E32220602 AC 157 Parameter reference Time in Operation 4 3 2 The amount of time the sensor has been operating Can be reset to zero after performing a service or replacing the sensor To reset to zero e In SIMATIC PDM open the menu Device Maintenance click on the Remaining Sensor Lifetime tab and click on Sensor Replaced to restart the timer and clear any fault messages e Via the handheld programmer manually reset Time in Operation

Siemens SITRANS LR250 (mA/HART) User Manual

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