Operating Instructions - Conductive probe EL 1 -
Contents
1. Conductive probe EL 1 11 5 Connecting to power supply VEGA Note safety instructions Power supply Connection cable Connection compart ment Line monitoring with VEGATOR 632 5 Connecting to power supply 5 1 Preparing the connection Always keep in mind the following safety instructions e Connect only in the complete absence of line voltage You can find the electrical connection of EL 1 in the operating instructions manual of the corresponding signal conditioning instru ment You can find suitable signal conditioning instruments in chapter Technical data The instrument is connected with standard two wire cable without screen If electromagnetic interference is expected which is above the test values of EN 61326 for industrial areas screened cable should be used Use cable with round cross section A cable outer diameter of 5 9 mm 0 2 0 35 in ensures the seal effect of the cable gland If you are using cable with a different diameter or cross section exchange the Seal or use a suitable cable gland 5 2 Wiring plan You can find the electrical connection of EL 1 in the operating instructions manual of the corresponding signal conditioning instru ment Fig 5 Connection compartment 1 Mass 2 Max The line break monitoring or alarm function defines the function of the signal conditioning instrument in case of failure To realize2. 9 2 Dimensions 22 ccc e a eee ees 21 9 3 Industrial property rights 0 00048 22 9 4 Trademark a i n ie es 22 2 Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 1 About this document 1 About this document 1 1 Function This operating instructions manual provides all the information you need for mounting connection and setup as well as important instructions for maintenance and fault rectification Please read this information before putting the instrument into operation and keep this manual accessible in the immediate vicinity of the device 1 2 Target group This operating instructions manual is directed to trained qualified personnel The contents of this manual should be made available to these personnel and put into practice by them 1 3 Symbolism used Information tip note This symbol indicates helpful additional information Caution If this warning is ignored faults or malfunctions can result Warning If this warning is ignored injury to persons and or serious damage to the instrument can result Danger If this warning is ignored serious injury to persons and or destruction of the instrument can result Ex applications This symbol indicates special instructions for Ex applications List The dot set in front indicates a list with no implied sequence Action This arrow indicates a single action Sequence Numbers set in front indicate successive steps in a procedure
3. Conductive probe EL 1 2 For your safety 2 For your safety 2 1 Authorised personnel All operations described in this operating instructions manual must be carried out only by trained specialist personnel authorised by the plant operator During work on and with the device the required personal protective equipment must always be worn 2 2 Appropriate use EL 1 is a sensor for level detection You can find detailed information on the application range 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 For safety and warranty reasons any invasive work on the device beyond that described in the operating instructions manual may be carried out only by personnel authorised by the manufacturer Arbitrary conversions or modifications are explicitly forbidden 2 3 Warning about misuse Inappropriate or incorrect use of the instrument can give rise to application specific hazards e g vessel overfill or damage to system components through incorrect mounting or adjustment 2 4 General safety instructions This is a high tech instrument requiring the strict observance of standard regulations and guidelines The user must take note of the safety instructions in this operating instructions manual the country specific installation standards as well as all prev
4. The conductive measuring principle places no special requirements on installation Hence many different applications can be equipped with EL 1 Conductive probes detect the product resistance when their electro des are covered by the product The switching signal is determined by the length or mounting position of the respective electrode A low alternating current flows through the electodes is measured for amplitude and phase position by the electronics of the signal conditioning instrument and converted into a switching command EL 1 is operated with an external processing unit The connected signal conditioning instrument powers EL 1 and provides a switching signal A connected device can be activated directly with this switching command e g a warning system a PLC a pump etc You can find the exact range of the voltage supply in chapter Technical data in the operating instructions manual of the signal conditioning instrument 3 3 Operation The probe does not have its own electronics The measurement is carried out via the connected signal conditioning instrument 3 4 Storage and transport Your instrument was protected by packaging during transport Its capacity to handle normal loads during transport is assured by a test according to DIN EN 24180 Conductive probe EL 1 3 Product description VEGA Transport Transport inspection Storage Storage and transport temperature The packaging of sta
5. 80 C 40 176 F Process conditions Process pressure Process temperature EL 1 of 316L Conductive of the medium 1 63 bar 100 6300 kPa 14 5 914 psig 50 130 C 58 266 F min 7 5 uS cm Electromechanical data Cable entry 1 x cable gland M16 x 1 5 cable 5 10 mm 0 2 0 35 in Conductive probe EL 1 19 9 Supplement VEGA Electrical protective measures Protection rating IP 66 IP 67 Approvals Depending on the version instruments with approvals can have different technical data For these instruments the corresponding approval documents have to be taken into account These are part of the delivery or can be downloaded under www vega com via VEGA Tools and serial number search as well as via Downloads and Approvals 20 Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 VEGA 9 Supplement 9 2 Dimensions 46mm 1 13 46 43 mm 1 11 46 amp amp E E M16x1 5 3 N SW 41 mm 1 39 64 GA ele E d EIER i E 910 mm 25 g4 28 mm 5 16 Fig 8 Conductive rod electrode EL 1 L Sensor length see chapter Technical data L1 Insulation length see chapter Technical data Conductive probe EL 1 21 9 Supplement VEGA 9 3 Industrial property rights VEGA product lines are g
6. line monitoring with a signal conditioning instrument VEGATOR 632 an additional component must be mounted in the connection housing of the probe 12 Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 5 Connecting to power supply Fig 6 Component for line break monitoring in conjunction with VEGATOR 632 1 Open the terminal of the measuring rod and attach the component 2 Connect the eyelet according to the following illustration Make sure that the eyelets have no contact to other metal parts 3 Tighten the terminal Fig 7 Mounting of the component for line break monitoring 1 Connection to terminal 1 ground terminal 2 Connection to terminal 2 measuring rod 3 Component for line break monitoring with VEGATOR 632 If you are using a probe without component for line break monitoring a fault signal will be triggered Keep in mind that in case of a fault signal also the switching output will be activated Only failures of channel 1 are monitored Conductive probe EL 1 13 5 Connecting to power supply VEGA Take note of the operating instructions manual of the signal conditioning instrument 14 Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 6 Setup 6 Set up 6 1 General information You can find the setup procedure for EL 1 in the operating instructions manual of the corresponding signal conditioning instrument Conductive probe EL
7. negative effects to persons and environment and ensures recycling of useful raw materials Materials see chapter Technical data If you have no possibility to dispose of the old instrument professionally please contact us concerning return and disposal 18 Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 VEGA 9 Supplement 9 Supplement 9 1 Technical data General data Materials 316Ti corresponds to 1 4571 316L corresponds to 1 4404 or 1 4435 Materials wetted parts Process fitting Process seal insulation partly insulated Electrode rod PTFE partly insulated Materials non wetted parts Housing Housing cover Seal between housing and housing cover Cable gland Process fitting Weight with stainless steel housing Rod weight 8 mm 0 315 in Sensor length L Stainless steel 316Ti Hastelloy C4 2 4610 Insulation length L1 Output variable 316L Klingersil C 4400 PTFE 316Ti Hastelloy C4 2 4610 316Ti PBT NBR brass nickel plated GY A ISO 228 T1 400 g 14 oz 400 g m 4 3 oz ft 0 04 4 m 0 131 13 12 ft 0 05 4 m 0 164 13 12 ft 0 039 0 2 m 0 128 0 656 ft Suitable signal conditioning instruments VEGATOR 256C 532 631 Ambient conditions Ambient temperature on the housing Storage and transport temperature 40 80 C 40 176 F 40
8. repair quickly and without having to call back for needed information e Print and fill out one form per instrument e Clean the instrument and pack it damage proof 16 Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 7 Maintenance and fault rectification Attach the completed form and if need be also a safety data sheet outside on the packaging Please ask the agency serving you for the address of your return shipment You can find the respective agency on our website www vega com under Company VEGA worldwide Conductive probe EL 1 17 8 Dismounting 8 Dismounting 8 1 Dismounting steps Warning Before dismounting be aware of dangerous process conditions such as e g pressure in the vessel high temperatures corrosive or toxic products etc Take note of chapters Mounting and Connecting to power supply and carry out the listed steps in reverse order 8 2 Disposal The instrument consists of materials which can be recycled by specialised recycling companies We use recyclable materials and have designed the electronics to be easily separable WEEE directive 2002 96 EG This instrument is not subject to the WEEE directive 2002 96 EG and the respective national laws Pass the instrument directly on to a specialised recycling company and do not use the municipal collecting points These may be used only for privately used products according to the WEEE directive Correct disposal avoids
9. 1 15 7 Maintenance and fault rectification VEGA Causes of malfunction Fault rectification 24 hour service hotline 7 Maintenance and fault rectification 7 1 Maintenance When used as directed in normal operation EL 1 is completely maintenance free 7 2 Rectify malfunctions EL 1 offers maximum reliability Nevertheless faults can occur during operation These may be caused by the following e g Sensor Process Power supply Signal processing You can find information on fault rectification in the operating instructions manual of the corresponding signal conditioning instru ment However should these measures not be successful call the VEGA service hotline in urgent cases under the phone no 49 1805 858550 The hotline is available to you 7 days a week round the clock Since we Offer this service world wide the support is only available in the English language The service is free of charge only the standard telephone costs will be charged 7 3 Shortening the probe The probe can be shortened by any amount Remove the insulation on a length of approx 20 mm on the tip of the probe Hence the probe can detect the switching point in an optimum way 7 4 Instrument repair If a repair is necessary please proceed as follows You can download a return form 23 KB from our Internet homepage www vega com under Downloads Forms and certificates Repair form By doing this you help us carry out the
10. Operating Instructions Conductive probe EL 1 Document ID 32651 Conductive Contents 1 About this document do FUNGON s cesa oe EE 3 1 2 Target group ss cutie dad aie mh PRX Y RETE 3 1 3 Symbolism used 0 0 eee 3 2 For your safety 2 4 Authorised personnel 00058 4 2 2 Appropriate use lille 4 2 3 Warning about misuse 04 4 2 4 General safety instructions 4 2 5 Safety instructions for Ex areas 5 2 6 Environmental instructions 5 3 Product description 344 Configuration istad ie ie Sukk eske 6 3 2 Principle of operation llle 7 3 3 OPSION sc dcin rre PPEPPEPEYS 7 3 4 Storage and transport 0 04 7 4 Mounting 4 1 General instructions 0 040 9 4 2 Mounting instructions llle 10 5 Connecting to power supply 5 1 Preparing the connection 0004 12 5 2 Wiringplan llle 12 6 Setup 6 1 General information llle 15 7 Maintenance and fault rectification 7 1 Maintenance 0 0 06 ee ee 16 7 2 Rectify malfunctions 0 04 16 7 3 Shortening the probe 004 16 7 4 Instrument repair llle 16 8 Dismounting 8 1 Dismounting steps 00000 008 18 8 2 DISPOSAL sie dx eara Mod deta e kaker 18 9 Supplement 9 1 Technical data cece eens 19
11. ailing safety regulations and accident prevention rules The instrument must only be operated in a technically flawless and reliable condition The operator is responsible for trouble free operation of the instrument During the entire duration of use the user is obliged to determine the compliance of the required occupational safety measures with the current valid rules and regulations and also take note of new regulations Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 2 For your safety 2 5 Safety instructions for Ex areas Please note the Ex specific safety information for installation and operation in Ex areas These safety instructions are part of the operating instructions manual and come with the Ex approved instruments 2 6 Environmental instructions Protection of the environment is one of our most important duties That is why we have introduced an environment management system with the goal of continuously improving company environmental protection The environment management system is certified according to DIN EN ISO 14001 Please help us fulfil this obligation by observing the environmental instructions in this manual e Chapter Packaging transport and storage e Chapter Disposal Conductive probe EL 1 3 Product description Scope of delivery Constituents 3 Product description 3 1 Configuration The scope of delivery encompasses e EL 1 point level sensor e Documentat
12. ems correspond to the information avail able at the time of printing VEGA Grieshaber KG Schiltach Germany 2010 Subject to change without prior notice 32651 EN 100208
13. he vessel from fluidization can cause the probe of EL 1 to vibrate in resonance If a longer rod version is necessary you can secure the probe by fastening a suitable insulating brace or guy directly above the end of the rod oO o Fig 3 Fasten the probe 1 Probe 2 Plastic sleeve at the probe end or laterally mounted If EL 1 is mounted in the filling stream unwanted false measurement signals can be generated For this reason mount EL 1 at a position in the vessel where no disturbances e g from filling openings agitators etc can occur This applies particularly to instrument versions with a longer probe 10 Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 4 Mounting Socket Ground connection Oo Ut d Fig 4 Inflowing medium The probe should protrude into the vessel to avoid buildup For that reason avoid using high mounting bosses for screw in fittings This applies particularly to use in adhesive products Make sure that the mechanical connection of the probe to the vessel is electrically conductive to ensure sufficient grounding Use conductive seals such as those made of copper or lead etc Insulating measures such as covering the thread with Teflon tape can interrupt the necessary electrical connection with metal vessels For this reason ground the probe on the vessel or use a conductive seal material
14. ion this operating instructions manual Exspecific Safety instructions with Ex versions if necessary further certificates EL 1 consists of the components e Housing cover e Housing e Process fitting with electrode Fig 1 Conductive rod electrode EL 1 1 Housing cover 2 Housing 3 Process fitting To create a measuring system you need one or two conductive probes and a VEGATOR 256C 532 or 631 signal conditioning instrument Type label The type label contains the most important data for identification and use of the instrument e Article number e Serial number e Technical data e Article numbers documentation 6 Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 3 Product description Application area Functional principle Power supply Packaging The serial number allows you to access the delivery data of the instrument via www vega com VEGA Tools and serial number search In addition to the type label outside you can also find the serial number on the inside of the instrument 3 2 Principle of operation EL 1 is a point level sensor with partly insulated conductive electrode for level detection EL 1 is very rugged and can be used in all areas of industrial process technology The level switch can be used in conductive liquids such as e g water Typical applications are overfill and dry run protection
15. lobal protected by industrial property rights Further information see http www vega com Only in U S A Further information see patent label at the sensor housing VEGA Produktfamilien sind weltweit gesch tzt durch gewerbliche Schutzrechte N here Informationen unter http www vega com Les lignes de produits VEGA sont globalement prot g es par des droits de propri t intellectuelle Pour plus d informations on pourra se r f rer au site http www vega com VEGA lineas de productos est n protegidas por los derechos en el campo de la propiedad industrial Para mayor informaci n revise la pagina web http www vega com Tluhun npoaykunn cbupme l BETA 3auujarorcs no BceMy MUPY npaBaMM Ha MHTeJIniekryanbHyto COOCTBEHHOCTb HanbHehuyto nH opma nio cMorpure Ha caitre http www vega com VEGAR IE RESRE HAS RRP 3t HE BS DLP X lt http www vega com gt 9 4 Trademark All the brands as well as trade and company names used are property of their lawful proprietor originator 22 Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 9 Supplement Conductive probe EL 1 23 VEGA Printing date VEGA Grieshaber KG Am Hohenstein 113 77761 Schiltach Germany Phone 49 7836 50 0 Fax 49 7836 50 201 E mail infogde vega com www vega com l CE amp All statements concerning scope of delivery application practical use and operating conditions of the sensors and processing syst
16. ndard instruments consists of environment friendly recyclable cardboard For special versions PE foam or PE foil is also used Dispose of the packaging material via specialised recycling companies Transport must be carried out under consideration of the notes on the transport packaging Nonobservance of these instructions can cause damage to the device The delivery must be checked for completeness and possible transit damage immediately at receipt Ascertained transit damage or concealed defects must be appropriately dealt with Up to the time of installation the packages must be left closed and stored according to the orientation and storage markings on the outside Unless otherwise indicated the packages must be stored only under the following conditions Not in the open Dry and dust free Not exposed to corrosive media Protected against solar radiation Avoiding mechanical shock and vibration Storage and transport temperature see chapter Supplement Technical data Ambient conditions e Relative humidity 20 85 Conductive probe EL 1 80200L N3 LS9c 32651 EN 100208 4 Mounting Switching point Handling Moisture Transport Pressure Vacuum 4 Mounting 4 1 General instructions In general the level switch can be mounted in any position The instrument must be mounted in such a way that the probe is at the height of the requested switching point The probe is provided with a special hexag
17. on for tightening Due to the hexagon shape the housing itself can be used to screw the instrument in The wrench size is stated in chapter Supplement under Dimen sions Use the recommended cables see chapter Connecting to power supply and tighten the cable gland You can give your EL 1 additional protection against moisture penetration by leading the connection cable downward in front of the cable entry Rain and condensation water can thus drain off This applies mainly to outdoor mounting as well as installation in areas where high humidity is expected e g through cleaning processes or on cooled or heated vessels Fig 2 Measures against moisture penetration Do not hold EL 1 on its electrode rods Particularly with long rod versions the sensor can be damaged by the weight of the instrument The process fitting must be sealed if there is gauge or low pressure in the vessel Before use check if the seal material is resistant against the measured product and the process temperature The max permissible pressure is specified in chapter Technical data or on the type label of the sensor Conductive probe EL 1 4 Mounting VEGA Agitators and fluidiza tion Inflowing medium 4 2 Mounting instructions Due to agitators equipment vibration or similar the level switch can be subjected to strong lateral forces Extreme vibration caused by the system e g due to agitators or turbulence in t
Download Pdf Manuals
Related Search