Siemens SITRANS L Series Operating Instructions Manual

Point level transmitters
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SITRANS L
Point Level Transmitters
SITRANS LVS300
Operating Instructions
7ML5736 (SITRANS LVS300 Compact)
7ML5737 (SITRANS LVS300 Pipe extension)
7ML5738 (SITRANS LVS300 Customer supplied pipe
extension)
05/2019
A5E44908583-AB
Introduction
Installing/mounting
Connecting
Operating
Service and maintenance
Technical data
Dimension drawings
Certificates and support
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2
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Table of Contents
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Summary of Contents for Siemens SITRANS L Series

  • Page 1 Introduction Installing/mounting Connecting SITRANS L Operating Point Level Transmitters SITRANS LVS300 Service and maintenance Technical data Operating Instructions Dimension drawings Certificates and support 7ML5736 (SITRANS LVS300 Compact) 7ML5737 (SITRANS LVS300 Pipe extension) 7ML5738 (SITRANS LVS300 Customer supplied pipe extension) 05/2019 A5E44908583-AB...
  • Page 2 Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.
  • Page 3: Table Of Contents

    Table of contents Introduction ..............................5 Applications ..........................5 Function ............................ 5 Installing/mounting ............................. 7 General safety instructions ....................... 7 Additional safety instructions for hazardous locations .............. 9 Mounting instructions ......................10 Zone classification ........................12 General notes ......................... 12 Permitted zones for mounting in partition wall ................
  • Page 4 Table of contents Transport and storage ......................40 Approvals ..........................40 Options ........................... 41 Dimension drawings ..........................43 Head dimension ........................43 Compact version ........................43 Pipe extension........................44 Pipe extension - customer mounted ..................45 Certificates and support ........................... 47 Technical support ........................
  • Page 5: Introduction

    Introduction Applications The device is used for level monitoring in all types of containers and silos. It can be used with all powdery and granulated bulk materials with a density greater than 20 g/l (1.25 lb/ft ) that do not show a strong tendency to form crusts or deposits. The units can be delivered with Ex-approvals for use in Dust Hazardous Areas.
  • Page 6 Introduction 1.2 Function ① Pipe extension ② Optional sliding sleeve ③ Compact version or pipe extension ④ Compact version ⑤ Application in down pipe SITRANS LVS300 Operating Instructions, 05/2019, A5E44908583-AB...
  • Page 7: Installing/Mounting

    Installing/mounting General safety instructions CAUTION Process pressure Improper installation may result in loss of process pressure. CAUTION Chemical resistance against the medium Materials of construction are chosen based on their chemical compatibility (or inertness) for general purposes. For exposure to specific environments, check with chemical compatibility charts before installing.
  • Page 8 Installing/mounting 2.1 General safety instructions Max. deviation Max. length "L" 4,000 mm (157.5") 1,200 mm (47.24") >45 600 mm (23.62") Note Mounting location Keep distance to incoming material and to the silo wall. The installation has to be done so that the sensor elements cannot hit the wall of the silo.
  • Page 9: Additional Safety Instructions For Hazardous Locations

    Installing/mounting 2.2 Additional safety instructions for hazardous locations ① “Pressure tight” version: Tighten both straining screws M8 with 20 Nm to obtain resistance against pressure. Note Flange mounting A plastic sealing must be used to tighten the flange. Note Fastening of the threaded process connection Mounting torque for the thread may not exceed 80 Nm.
  • Page 10: Mounting Instructions

    Installing/mounting 2.3 Mounting instructions Mounting instructions Note Oscillating rod Do not bend, shorten or extend the oscillating rod since this will destroy the device. Note Direction of the cable glands When the unit is mounted from the side, ensure that the cable glands face downward and are closed to avoid water penetration into the housing.
  • Page 11 Installing/mounting 2.3 Mounting instructions ① Observe max. torque ② Empty detector ③ Full detector ④ Pipe extension ⑤ 1½" sliding sleeve (Switch point can be set.) ⑥ Bulk material slides down more easily if the device is mounted with inclination (recommended) ⑦...
  • Page 12: Zone Classification

    Installing/mounting 2.4 Zone classification Zone classification Usable in zone ATEX category Dust applications 20, 21, 22 21, 22 3 D* * in case of conductive dust, additional demands for the installation are possible. General notes Note Marking Devices with EX approval are marked on the nameplate. CAUTION Process pressure The device construction allows process over-pressure up to 16 bar (232 psi).
  • Page 13: Permitted Zones For Mounting In Partition Wall

    Installing/mounting 2.6 Permitted zones for mounting in partition wall Permitted zones for mounting in partition wall ① Compact version ② Pipe extension ③ Category (ATEX) 2D, Zone 21 ④ Category (ATEX) 1D, Zone 20 Max. surface temperature and temperature class The temperature marking on the type plate refers to the instruction manual.
  • Page 14: Manufacturing Of The Extension Tube

    Installing/mounting 2.8 Manufacturing of the extension tube ① ambient side ② process side Max. ambient Max. process Max. surface tem- Temperature class Temperature class temperature temperature perature (Division System) (Zone System 60°C (140°F) 120°C (248°F) 120°C (248°F) 130°C (266°F) 130°C (266°F) 140°C (284°F) 140°C (284°F) 150°C (302°F)
  • Page 15 Installing/mounting 2.8 Manufacturing of the extension tube CAUTION Specific Conditions of Use Model 7ML5738 Extension tube is constructed using Industry Electrical conduit installed by qualified personnel per equipment manual and NFPA 70 National Electrical Code (FM Approved Unit). Model 7ML5738 Extension tube is constructed using Industry Electrical conduit installed by qualified personnel per equipment manual and CEC C22.1 Canadian Electrical Code.
  • Page 16 Installing/mounting 2.8 Manufacturing of the extension tube ① free from burrs ② *Version with R 1" thread Thread R 1" EN 10226 Effective thread length: 14.5 .. 19.1 mm (0.57 to 0.75") (dimension L1 according to standard EN 10226) *Version with NPT 1" thread Thread 1"...
  • Page 17: Assembly Of The Unit

    Installing/mounting 2.9 Assembly of the unit Assembly of the unit 1. Mounting of the Extension pipe CAUTION The tube must be assembled very carefully to ensure permanent sealing, electrical grounding and mechanical stability. Observe the follow mounting instructions. CAUTION Make sure that the thread of the extension tube and the thread of the screwed piece/ oscillating piece is the same type (do not mix R and NPT thread).
  • Page 18 Installing/mounting 2.9 Assembly of the unit ① Connecting wire ② Cable gland ③ Housing ④ Screwed piece ⑤ Extension pipe ⑥ Oscillating piece ⑦ Oscillating rod 2. Checking the cable length Push back the cable into the extension tube until the stated length is present. Take care that no cable is wound up inside the housing.
  • Page 19 Installing/mounting 2.9 Assembly of the unit 3. Cutting the cables (if required) If the cables are too long to be pushed back into the extension tube, shorten the cable to the length as stated in step 2. Prepare the cables as shown. Use the attached hoses and cable sleeves for proper mounting.
  • Page 20 Installing/mounting 2.9 Assembly of the unit 4. Connecting the plug Observe correct sequence. ① ② White ③ Blue ④ Black 5. Fixing the cable tie Before fixing the cable tie, observe correct cable length as stated and that no cable is wound up inside the housing.
  • Page 21 Installing/mounting 2.9 Assembly of the unit SITRANS LVS300 Operating Instructions, 05/2019, A5E44908583-AB...
  • Page 23: Connecting

    Connecting General safety instructions CAUTION Handling In the case of inexpert handling or handling malpractice, the electric safety of the device cannot be guaranteed. Note Protective earthing Before any electrical installation, the device must be connected to the protective earthing terminal inside the housing.
  • Page 24 Connecting 3.1 General safety instructions Note Wiring diagram The electrical connections have to be made according to the wiring diagram. Note Supply voltage Compare the supply voltage applied with the specifications given on the electronic and name plate before switching the device on. Note Cable gland/ closing element The screwed cable gland and closing element must have following specifications: Ingress...
  • Page 25: Additional Safety Instructions For Hazardous Locations

    Connecting 3.2 Additional safety instructions for hazardous locations Note Guiding the cables in the terminal box Cut the field wiring cables to appropriate length to fit properly into the terminal box. Note Relay and transistor protection Provide protection for relay contacts and output transistors to protect the device against spikes with inductive loads.
  • Page 26 Connecting 3.2 Additional safety instructions for hazardous locations Note Cable glands and conduit system for ATEX Installation according to the regulations of the country, where the product is installed. Not used entries have to be closed with blanking elements certified for this purpose. Where available the factory provided parts must be used.
  • Page 27: Connection

    Connecting 3.3 Connection Connection ① Connecting terminals ② Protective Conductor Terminal Universal voltage Relay DPDT ① Signal output ② Power supply Power supply 21 V .. 230 V 50 - 60 Hz ±10%* 22 VA 22 V .. 45 V DC ±10%* 2 W *incl.
  • Page 28: 3-Wire

    Connecting 3.5 3-wire Signal output: Floating relay DPDT AC max. 250 V, 8A, non-inductive DC max. 30 V, 5A, non-inductive Fuse on signal output: max. 10A, fast or slow, HBC, 250 V 3-wire ① Load ② Power supply Power supply 20 ..
  • Page 29: Operating

    Operating Signal output FSL/FSH Setting FSH: If the sensor is used to indicate full load, set FSL: If the sensor is used to indicate empty load, to Fail Safe High. set to Fail Safe Low. Power failure or line break is regarded as "full“ Power failure or line break is regarded as "empty“...
  • Page 30: Sensitivity Setting

    Operating 4.2 Sensitivity setting ① Setting FSL/FSH (see chart above) ② LED Signal Output ③ LED Signal Output ④ 3-wire PNP ⑤ Relay DPDT ⑥ Setting Sensitivity setting All sensors are factory setted to position "III" to cover the majority of applications. If the bulk material is heavy and has a strong tendency to cake or deposit, the setting can be set to position "IV“...
  • Page 31 Operating 4.2 Sensitivity setting If the bulk material is light and has few or no tendency to cake or deposit, the setting can be set to position "II“ or "I" so as to increase the sensitivity of the probe. The table indicates the approximate min. bulk density depending on the settings. Please contact manufacturer if you intend to use the device for special purposes.
  • Page 32 Operating 4.2 Sensitivity setting SITRANS LVS300 Operating Instructions, 05/2019, A5E44908583-AB...
  • Page 33: Service And Maintenance

    Service and maintenance Maintenance notes CAUTION Opening the lid (cover) Before opening the lid for maintenance reasons observe following items: - Do not remove the lid while circuits are alive. - No dust deposits or whirlings are present. - No rain can enter into the housing. CAUTION Frequent check of the unit To ensure durable safety in hazardous locations and with electrical safety, following items...
  • Page 34: Change Of The Electronic Board

    Service and maintenance 5.2 Change of the electronic board CAUTION Function test A frequent function test may be required depending on the application. Observe all relevant safety precautions related with a safe work depending on the application (e.g. hazardous locations, hazardous bulk material, electric safety, process pressure).
  • Page 35: Disposal Notes

    Service and maintenance 5.3 Disposal notes Disposal notes The product consists of materials which can be recycled; for details of the used materials, see chapter Technical Data (Page 38). Recycling must be done by a specialized recycling company. Since the product is not subject to the WEEE directive 2002/96/EG, it is not permitted to bring it to a public recycling station.
  • Page 36 Service and maintenance 5.3 Disposal notes SITRANS LVS300 Operating Instructions, 05/2019, A5E44908583-AB...
  • Page 37: Technical Data

    Technical data Electrical data Electrical data Connection terminals 0.14 - 2.5 mm (AWG 26 - 14) Cable entry M20 x 1.5 screwed cable gland NPT 1/2“ conduit connection NPT 3/4” conduit connection Clamping range (diameter) of the factory provided cable glands: M20 x 1.5: 6 ..
  • Page 38: Mechanical Data

    Technical data 6.3 Mechanical data Mechanical data Mechanical data Housing Aluminum housing, powder coat Seal between housing and lid: NBR Seal between housing and process connection: NBR Nameplate: polyester film Degree of protection IP67 (EN 60529), NEMA Type 4X Process connection Material: Compact version: stainless steel 1.4301 (304)/ 1.4541...
  • Page 39: Operating Conditions

    Technical data 6.4 Operating conditions Operating conditions Operating conditions Ambient temp. (housing) -40°C .. +60°C (-40 .. +140°F) Process temperature -40°C .. +150°C (-40 .. +302°F) For versions with Ex-approvals: see remarks here (Page 12). ① Tamb ② Tprocess Ventilation Ventilation is not required Min.
  • Page 40: Transport And Storage

    Technical data 6.5 Transport and storage Operating conditions Relative humidity 0-100%, suitable for outdoor use Altitude max. 2,000 m (6,562 ft) Expected product lifetime Following parameters have a negative influence on the expected product lifetime: High ambient- and process temperature, corrosive environ- ment, high vibration, high flow rate of abrasive bulk material passing the sensor element.
  • Page 41: Options

    Technical data 6.7 Options Approvals RoHS conform According to directive 2011/65/EU Pressure Equipment Directive (2014/68/EU) The units are not subject to this directive, because they are classified as „pressure-keeping equipment“ and do not have a pressurized housing (see Art.1, Abs. 2.1.4). The units are designed and manufactured in accordance to the Pressure Equipment Directive.
  • Page 42 Technical data 6.7 Options SITRANS LVS300 Operating Instructions, 05/2019, A5E44908583-AB...
  • Page 43: Dimension Drawings

    Dimension drawings Head dimension Head dimension Compact version Compact version ① Thread ② Tri-clamp ③ Flange ④ Temperature isolator SITRANS LVS300 Operating Instructions, 05/2019, A5E44908583-AB...
  • Page 44: Pipe Extension

    Dimension drawings 7.3 Pipe extension Pipe extension Pipe extension ① Thread ② Tri-clamp ③ Flange ④ Temperature isolator SITRANS LVS300 Operating Instructions, 05/2019, A5E44908583-AB...
  • Page 45: Pipe Extension - Customer Mounted

    Dimension drawings 7.4 Pipe extension - customer mounted Pipe extension - customer mounted Customer supplied pipe extension ① Approval Process connection Thread on extension pipe CE, ATEX G 1½" R 1" NPT 1½" NPT 1" G 1½" NPT 1" NPT 1½" ②...
  • Page 46 Dimension drawings 7.4 Pipe extension - customer mounted SITRANS LVS300 Operating Instructions, 05/2019, A5E44908583-AB...
  • Page 47: Certificates And Support

    In addition to our documentation, Siemens provides a comprehensive support solution at: ● Services & Support (http://www.siemens.com/automation/service&support) Personal contact If you have additional questions about the device, please contact your Siemens personal contact at: ● Partner (http://www.automation.siemens.com/partner) To find the personal contact for your product, go to "All Products and Branches" and select "Products &...
  • Page 48: Certificates

    Certificates and support A.2 Certificates Certificates You can find certificates on the Internet at Industry Online Support (https://support.industry.siemens.com/cs/products?dtp=Certificate&mfn=ps&pnid=17456&lc= en-WW) or on an included DVD. SITRANS LVS300 Operating Instructions, 05/2019, A5E44908583-AB...
  • Page 49: Index

    Index C  Certificates, 48 Compact Operating Instructions, 47 Customer Support, (Refer to Technical support) D  Documentation, 47 H  Hotline, (Refer to Support request) I  Instructions and manuals, 47 M  Manuals, 47 O  Operating Instructions, 47 S  Service, 47 Service & Support, 47 Internet, 47 Support, 47 Support request, 47...
  • Page 50 Index SITRANS LVS300 Operating Instructions, 05/2019, A5E44908583-AB...

This manual is also suitable for:

Sitrans lvs300Sitrans lvs300 compact

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