1. Manuals
  2. Brands
  3. Siemens Manuals
  4. Radar
  5. SITRANS LG250
  6. Operating instructions manual

Siemens SITRANS LG250 Operating Instructions Manual

Guided wave radar, 4...20 ma/hart - two-wire coax probe with sil qualification
Hide thumbs Also See for SITRANS LG250:
Table of Contents

Advertisement

Quick Links

Download this manual See also: Operating Instructions Manual
Guided Wave Radar
SITRANS LG250
4 ... 20 mA/HART - two-wire
Coax probe
With SIL qualification
Operating Instructions • 04/2016

Advertisement

Table of Contents
loading

Related Manuals for Siemens SITRANS LG250

Summary of Contents for Siemens SITRANS LG250

  • Page 1 Guided Wave Radar SITRANS LG250 4 … 20 mA/HART - two-wire Coax probe With SIL qualification Operating Instructions • 04/2016...
  • Page 2 SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 3: Table Of Contents

    Parameter adjustment - Extended adjustment..............32 Saving the parameter adjustment data ................52 Setup with PACTware Connect the PC ......................53 Parameter adjustment with PACTware ................54 Saving the parameter adjustment data ................55 Set up with other systems PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 4 12.2 Dimensions ........................77 12.3 Trademark ........................80 Safety instructions for Ex areas Take note of the Ex specific safety instructions for Ex applications. These instructions are attached as documents to each instrument with Ex approval and are part of the operating instructions manual. Editing status: 2016-04-18 SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 5: About This Document

    This arrow indicates a single action. Sequence of actions Numbers set in front indicate successive steps in a procedure. Battery disposal This symbol indicates special information about the disposal of bat- teries and accumulators. PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 6: For Your Safety

    During work on and with the device the required personal protective equipment must always be worn. Appropriate use SITRANS LG250 is a sensor for continuous level measurement. You can find detailed information about the area of application in chapter "Product description". Operational reliability is ensured only if the instrument is properly used according to the specifications in the operating instructions manual as well as possible supplementary instructions.

  • Page 7: Sil Qualification According To Iec 61508

    Germany. The published NAMUR recommendations are accepted as the standard in field instrumentation. The device fulfils the requirements of the following NAMUR recom- mendations: • NE 21 – Electromagnetic compatibility of equipment • NE 43 – Signal level for malfunction information from measuring transducers • NE 53 – Compatibility of field devices and display/adjustment components • NE 107 – Self-monitoring and diagnosis of field devices For further information see www.namur.de. PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 8: Product Description

    • Standard electronics: Type FX80H.-SIL Scope of delivery The scope of delivery encompasses: • Sensor • Documentation – This operating instructions manual SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 9: Principle Of Operation

    Due to the qualification up to SIL2 or homogeneous redundant up to SIL3 (IEC 61508) the SITRANS LG250 is suitable for the use in safety-instrumented systems (SIS). The safety function (SIF) can be a monitoring of the max. or min. level or a combination of both.
  • Page 10 Example: upper medium dielectric constant 2, lower medium at least dielectric constant 12. Gas phase (L3) • Air or gas mixture • Gas phase - dependent on the application, gas phase does not always exist (d2 = 0) SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 11: Packaging, Transport And Storage

    Ex-d double chamber housing. It is suitable for measured value indication and adjustment of sensors and is connected to the sensor with a four-wire standard cable up to 50 m (164 ft) long. PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 12 DIN 2501, EN 1092-1, ASME B 16.5, JIS B 2210- 1984, GOST 12821-80. You can find additional information in the supplementary instructions manual "Flanges according to DIN-EN-ASME-JIS" (Document-ID 47574). Electronics module The electronics module SITRANS series LG is a replacement part for TDR sensors of SITRANS series LG. There is a different version avail- able for each type of signal output. You can find further information in the operating instructions manual "Electronics module SITRANS series LG". SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 13: Mounting

    These are mainly: • Active measuring component • Process fitting • Process seal Process conditions are particularly: • Process pressure • Process temperature • Chemical properties of the medium • Abrasion and mechanical influences PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 14: Mounting Instructions

    Fig. 4: Vessel with conical bottom Welding work Before beginning the welding work, remove the electronics module from the sensor. By doing this, you avoid damage to the electronics through inductive coupling. Inflowing medium Do not mount the instruments in or above the filling stream. Make sure that you detect the product surface, not the inflowing product. SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 15 If there is a danger of the coaxial probe touching the vessel wall, then the probe must be fastened at the bottom end. Keep in mind that below the fastening, a measurement is not possible. PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 16 Fig. 6: Fasten the probe 1 Coax probe Retaining sleeve SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 17: Connecting To Power Supply

    Prior to setup you have to replace these protective caps with ap- proved cable glands or close the openings with suitable blind plugs. With plastic housing, the NPT cable gland or the Conduit steel tube must be screwed without grease into the threaded insert. PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 18: Connecting

    4. Remove approx. 10 cm (4 in) of the cable mantle, strip approx. 1 cm (0.4 in) of insulation from the ends of the individual wires 5. Insert the cable into the sensor through the cable entry SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 19 When the screwdriver is released, the terminal closes again. You can find further information on the max. wire cross-section under "Technical data - Electromechanical data" 7. Check the hold of the wires in the terminals by lightly pulling on them PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 20: Wiring Plan, Single Chamber Housing

    The following illustrations apply to the non-Ex as well as to the Ex-ia version. Electronics compartment 4...20mA 6 7 8 Fig. 10: Electronics compartment, double chamber housing Internal connection to the terminal compartment For display and adjustment module or interface adapter SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 21: Double Chamber Housing With Disadapt

    Double chamber housing with DISADAPT Electronics compartment Fig. 12: View to the electronics compartment with DISADAPT for connection of the external display and adjustment unit DISADAPT Internal plug connection Plug connector M12 x 1 PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 22: Wiring Plan, Ex-D-Ia Double Chamber Housing

    Electronics compartment 4...20mA 6 7 8 Fig. 14: Electronics compartment, double chamber housing Internal connection to the terminal compartment For display and adjustment module or interface adapter Internal connection to the plug connector for external display and adjust- ment unit (optional) SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 23 Fig. 17: View to the plug connector M12 x 1 Pin 1 Pin 2 Pin 3 Pin 4 Contact pin Colour connection ca- Terminal, electronics ble in the sensor module Pin 1 Brown PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 24: Supplementary Electronics

    As soon as a plausible measured value is found, the corresponding current is outputted to the signal cable. The value corresponds to the actual level as well as the settings already carried out, e.g. factory setting. SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 25: Functional Safety (Sil)

    Application area The instrument can be used for point level detection or level measure- ment of liquids and bulk solids in safety-instrumented systems (SIS) according to IEC 61508 and IEC 61511. Take note of the specifica- tions in the Safety Manual. PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 26: Safety Concept Of The Parameterization

    The DTM suitable for the signal conditioning instrument in con- junction with an adjustment software according to the FDT/DTM standard, e. g. PACTware Note: To operate SITRANS LG250, the DTM Collection version 1.67.2 or higher is required. The modification of safety-relevant parameters is only possible with active connection to the instrument (online mode). Safe parameterization...

  • Page 27: Setup Process

    Safety Manual. Setup - Function test When locking the adjustment, the instrument checks the data of the measurement loop and decides on the basis of the evaluation results if a function test is required. PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 28 4 and 20 mA. You then can calculate the respective output current. Measure the output current of SITRANS LG250 with a suitable multi- meter and compare the measured output current with the calculated output current.
  • Page 29 Then you carry out a comparison of two character strings. You must confirm that the character strings are identical. This is used to check the character presentation. Then you confirm that the serial number of your instrument has been carried over correctly. This is used to check device communication. Then, all modified parameters that have to be confirmed are listed. After this process is terminated, the safety function is again ensured. PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 30: Set Up With The Display And Adjustment Module

    Fig. 19: Insertion of the display and adjustment module with single chamber housing Note: If you intend to retrofit the instrument with a display and adjustment module for continuous measured value indication, a higher lid with an inspection glass is required. SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 31: Adjustment System

    5 s, the display returns to the main menu. The menu language is then switched over to "English". Approx. 60 minutes after the last pressing of a key, an automatic reset to measured value indication is triggered. Any values not confirmed with [OK] will not be saved. PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 32: Parameter Adjustment - Extended Adjustment

    Switch-on phase After switching on, the SITRANS LG250 carries out a short self-test where the device software is checked. The output signal transmits a fault signal during the switch-on phase. The following information is displayed on the display and adjustment module during the startup procedure: •...
  • Page 33 When choosing "Yes", then the probe length will be determined automatically. When choosing "No", you can enter the probe length manually. Setup - Application - Type Coax probes can be only used in liquids. In this menu item, the fixed of medium adjusted medium type "Liquid" is displayed. PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 34 "Application". In this menu item you can enter if there is a superimposed gas phase in your application. Only set the function to "Yes", if the gas phase is permanently pre- sent. SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 35 In this menu item you can enter the min. adjustment for the level. With Level interface measurement this is the minimum total level. Adjust the requested percentage value with [+] and store with [OK]. PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 36 (accept adjustment of the level measure- ment), the current setting will be displayed. If you have selected "No", you can enter the adjustment for the inter- face measurement separately. SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 37 For the socket correction you have to enter the height of the socket above the upper edge of the vessel. If the socket is lower than the up- per edge of the vessel, this value can also be negative. PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 38 The default setting is output characteristics 4 … 20 mA, failure mode < 3.6 mA. Setup - Current output In the menu item "Current output Min./Max.", you determine the reac- Min./Max. tion of the current output during operation. SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 39 This is useful if the saved false signal suppression no longer matches the metrological conditions in the vessel. Unlock setup - adjust- With this menu item you safeguard the sensor parameters against ment unauthorized or unintentional modifications. PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 40 4 and 20 mA. You then can calculate the respective output current. Measure the output current of SITRANS LG250 with a suitable multi- meter and compare the measured output current with the calculated output current.
  • Page 41 If you have to interrupt the function, you can leave the SITRANS LG250 in the respective situation. As long as SITRANS LG250 is powered, the display and adjustment module remains in the currently set adjustment menu. To interrupt the function test, you have to push the button "ESC".
  • Page 42 The default setting for the displayed value 2 is the electronics tem- perature. Display - Backlight The integrated background lighting can be switched off via the adjustment menu. The function depends on the strength of the supply voltage, see "Technical data". In delivery status, the lighting is switched on. SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 43 Diagnostics - Peak values Additional sensor. The values are displayed in the menu item "Peak values Ad- ditional". This menu item displays the peak values of the electronics tempera- ture as well as the dielectric constant. PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 44 Select the requested simulation variable and set the requested value. Caution: During simulation, the simulated value is outputted as 4 … 20 mA cur- rent value and digital HART signal. Push the [ESC] key to deactivate the simulation. SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 45 During the function test, the safety function must be treated as unsafe. Keep in mind that the function test influences downstream connected devices. You can find detailed information on the proof test in the Safety Manual (SIL). In this menu item, the internal clock of the sensor is adjusted. Additional adjustments - Date/Time PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 46 Superimposed gas phase Dielectric constant, upper medium (TS) Tube inner diameter 200 mm Max. adjustment - Level 100 % Max. adjustment - Level Distance: 0.000 m(d) - note block- ing distances Min. adjustment - Level SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 47 Current output 2 - Output characteristics 0 … 100 % correspond to 4 … 20 mA Current output 2 - Reaction in case of failure ≤ 3.6 mA Current output - Min. 3.8 mA Current output - Max. 20.5 mA PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 48 Actual time Time - Format 24 hours Probe type Device-specific HART mode Analogue current output Additional adjustments - The instrument settings are copied with this function. The following Copy instrument settings functions are available: SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 49 Since scaling is very extensive, scaling of the level value was divided ing level 2 into two menu items. In menu item "Level 2" you define the scaling format on the display and the scaling of the measured level value for 0 % and 100 %. PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 50 In menu item "Current output, variable" you specify which measured rent output, size variable the current output refers to. Additional settings - Cur- In menu item "Current output, adjustment" you can assign a respec- rent output, adjustment tive measured value to the current output. SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 51 PC. Info - Sensor character- In this menu item, the features of the sensor such as approval, pro- istics cess fitting, seal, measuring range, electronics, housing and others are displayed. PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 52: Saving The Parameter Adjustment Data

    If it is necessary to exchange a sensor, the display and adjustment module is inserted into the replacement instrument and the data are likewise written into the sensor via the menu item "Copy sensor data". SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 53: Setup With Pactware

    Setup with PACTware Connect the PC Via the interface adapter directly on the sensor Fig. 22: Connection of the PC directly to the sensor via the interface adapter 1 USB cable to the PC Interface adapter Sensor Connection via HART Fig. 23: Connecting the PC via HART to the signal cable Sensor 2 HART resistance 250 Ω (optional depending on evaluation) Adapter cable for HART modem 4 Processing system/PLC/Voltage supply HART modem PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 54: Parameter Adjustment With Pactware

    Furthermore a tank calculation program as well as a multiviewer for indication and analysis of the saved measured value and echo curves are available. The supplied DVD includes the respective device DTM. How- ever, you can also download the DTM from our homepage www.siemens.com/sitranslg. SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 55: Saving The Parameter Adjustment Data

    Saving the parameter adjustment data We recommend documenting or saving the parameter adjustment data via PACTware. That way the data are available for multiple use or service purposes. PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 56: Dd Adjustment Programs

    This software is updated via the Internet and new EDDs are automatically taken over into the device catalogue of this software after they are released by the manufacturer. They can then be transferred to a Field Communicator. SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 57: Diagnostics And Servicing

    Event memory Up to 500 events are automatically stored with a time stamp in the sensor (non-deletable). Each entry contains date/time, event type, event description and value. Event types are for example: PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 58: Status Messages

    Fig. 25: Pictographs of the status messages Failure - red 2 Out of specification - yellow 3 Function check - orange Maintenance - blue Failure: Due to a malfunction in the instrument, a failure message is outputted. SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 59 – Check probe and exchange, if Bit 13 of defective necessary Byte 0 … 5 Probe loss F080 – General software error – Disconnect operating voltage Bit 5 of briefly Byte 0 … 5 General software error PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 60 – Finish simulation "Simulation Active" in "Stand- – Wait for the automatic end after Simulation active ardized Status 0" 60 mins. C701 – Parameter verification was inter- – Finish parameter verification Bit 12 of rupted Byte 14 …24 Parameter verifi- cation SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 61: Rectify Faults

    – False signal suppression faulty 10.4 Rectify faults Reaction when malfunc- The operator of the system is responsible for taking suitable meas- tion occurs ures to rectify faults. Procedure for fault recti- The first measures are: fication PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 62 Wherever the sensor displays a constant value, the reason could also be the fault setting of the current output to "Hold value" • If the level indication is too low, the reason could be a line resist- ance that is too high SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 63 – Check installation conditions range. The sensor goes into – If possible, switch off the func- overfill protection mode. The time tion "Overfill protection" max. level (0 m distance) as well as the status message "Overfill protection" are output- ted. PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 64: Exchanging The Electronics Module

    A new setup is no more necessary. After the new setup and the transfer of the parameterization date, you have to verify the parameters. Only then, the instrument will be ready for operation, again. SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 65: Software Update

    Instruments with approvals can be bound to certain software versions. Therefore make sure that the approval is still effective after a software update is carried out. You can find detailed information in the download area on our home- page: www.siemens.com/sitranslg. 10.7 How to proceed if a repair is necessary If it is necessary to repair the instrument, please contact Sie- mens Milltronics Process Instruments. You find the locations on "www.siemens.com/sitranslg". PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 66: Dismount

    Pass the instrument directly on to a spe- cialised recycling company and do not use the municipal collecting points. These may be used only for privately used products according to the WEEE directive. SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 67: Supplement

    Ʋ Inspection window in housing cover Polycarbonate (with Ex d version: glass) (optional) Ʋ Ground terminal 316L Ʋ Cable gland PA, stainless steel, brass Ʋ Sealing, cable gland Ʋ Blind plug, cable gland Not suitable for hot steam applications PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 68 Ʋ Plastic housing max. 10 Nm (7.376 lbf ft) Ʋ Aluminium/Stainless steel housing max. 50 Nm (36.88 lbf ft) Input variable Measured variable Level of liquids Min. dielectric constant of the medium ε ≥ 1.4 SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 69 Ʋ Displayed value 2 Electronics temperature Resolution, digital < 1 mm (0.039 in) The output values can be assigned individually The indication values can be assigned individually The indication values can be assigned individually PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 70 Probe end does not touch the vessel bottom Sensor parameter adjustment No gating out of false signals carried out Fig. 35: Measuring ranges - SITRANS LG250 Reference plane Probe length L Measuring range (default setting refers to the measuring range in water)
  • Page 71 0,05 m 0,03 m (1.181 " 0,15 m (5.906 " (1.969 ") Fig. 36: Deviation SITRANS LG250 in coax version in water Dead band - no measurement possible in this area Probe length 10 mm (0.394 ") 5 mm (0.197 ") 2 mm (0.079...
  • Page 72 -40 … +80 °C (-40 … +176 °F) ture Also for the additional current output (optional) Time span after a sudden measuring distance change by max. 0.5 m in liquid applications, max 2 m with bulk solids applications, until the output signal has taken for the first time 90 % of the final value (IEC 61298-2). SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 73: Process Conditions

    -40°C / -40°F Fig. 38: Ambient temperature - process temperature, standard version Ambient temperature Process temperature (depending on the seal material) Aluminium housing Plastic housing Stainless steel housing, precision casting Stainless steel housing, electropolished PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 74 1 x blind plug NPT, 1 x closing cap (red) ½ NPT Wire cross-section (spring-loaded terminals) Ʋ Massive wire, stranded wire 0.2 … 2.5 mm² (AWG 24 … 14) Ʋ Stranded wire with end sleeve 0.2 … 1.5 mm² (AWG 24 … 16) SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 75 Integrated Permissible residual ripple - Non-Ex, Ex-ia instrument Ʋ for 9.6 V< U < 14 V ≤ 0.7 V (16 … 400 Hz) Ʋ for 18 V< U < 36 V ≤ 1.0 V (16 … 400 Hz) PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 76 IP 66/IP 68 (0.2 bar) Type 6P Protection class Approvals Instruments with approvals can have deviating technical data (depending on the version). For such instruments, the corresponding approval documents must be noted. IEC 61010-1 SITRANS LG250 - Operating Instructions PBD-51041387...

  • Page 77: Dimensions

    Aluminium housing ~ 91 mm (3.58") ~ 116 mm (4.57") ø 84 mm ø 84 mm (3.31") (3.31") M16x1,5 M20x1,5 M20x1,5/ ½ NPT M20x1,5/ ½ NPT Fig. 41: Housing versions with protection rating IP 66/IP 68 (0.2 bar) - with integrated display and adjustment module the housing is 9 mm/0.35 in higher Single chamber version Double chamber version PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 78 ø 80 mm ø 77 mm (3.31") (3.15") (3.03") M16x1,5 M20x1,5/ ½ NPT M20x1,5/ M20x1,5/ ½ NPT ½ NPT Fig. 42: Housing versions with protection rating IP 66/IP 68 (0.2 bar) - with integrated display and adjustment module the housing is 9 mm/0.35 in higher Single chamber version, electropolished Single chamber version, precision casting Double chamber version, precision casting SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 79 G¾, ¾ NPT, G1, 1 NPT, G1½, 1½ NPT G1½, 1½ NPT ø 21,3 mm ø 42,2 mm (0.84") (1.66") Fig. 43: SITRANS LG250, threaded version Sensor length, see chapter "Technical data" Coaxial version ø 21.3 mm (0.839 in) Coaxial version ø 42.2 mm (1.661 in) PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 80: Trademark

    12.3 Trademark All the brands as well as trade and company names used are property of their lawful proprietor/ originator. SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 81 Read out info 51 Event memory 57 Repair 65 Replacement parts – Electronics module 12 Factory calibration date 51 Reset 46 False signal suppression 39 Fault rectification 61 Functional principle 9 Scaling measured value 49, 50 PBD-51041387 SITRANS LG250 - Operating Instructions...

  • Page 82: Sitrans Lg250 - Operating Instructions Pbd

    Sensor characteristics 51 Sensor status 43 SIL 25 Simulation 44 Special parameters 51 Type label 8 Type of medium 33 Units 33 Unlock adjustment 39 Verify parameter 29 SITRANS LG250 - Operating Instructions PBD-51041387...
  • Page 83 Notes PBD-51041387 SITRANS LG250 - Operating Instructions...
  • Page 84 For more information www.siemens.com/level www.siemens.com/weighing Siemens Canada Limited Subject to change without prior notice PD PA PI LW PBD-51041387 Rev. 3.0 1954 Technology Drive P.O. Box 4225 © Siemens AG 2016 Peterborough, ON K9J 7B1, Canada email: techpubs.smpi@siemens.com Printed in Canada www.siemens.com/processautomation...

Table of Contents