Operating Instructions
Contents
1. 20 85 C 4 185 F 20 60 C 4 140 F 40 100 C 40 212 F 40 60 C 40 140 F Process conditions The specifications of the pressure stage and the product temperature are used as an overview The specifications of the type label are applicable Pressure stage process fitting Thread 316L Thread PVDF PN 60 PN 10 Product temperature depending on the measuring cell seal FKM VP2 A EPDM A P 75 5 KW75F Vibration resistance 20 100 C 4 212 F 40 100 C 40 212 F mechanical vibrations with 4 g and 5 100 Hz Electromechanical data Angled plug connector Version Screw terminals for cable cross section up to 4 pin according to ISO 4400 2 5 mm AWG 14 Cable gland M16 for cable 4 5 10 mm Circular plug connector 4 pin with screwed connection M12 x 1 Cable outlet Length 5 m 16 4 ft Min bending radius 25 mm with 25 C 77 F Diameter approx 6mm Voltage supply Operating voltage 8 30V DC Permissible residual ripple Uss lt 1 V Load see diagram 7 Tested according to the guidelines of German Lloyd GL directive 2 24 VEGABAR 14 900L LL N3 Liv oC 22444 EN 1 11006 9 Supplement 24 1000 750 500 250 Fig 10 Voltage diagram 1 Voltage limit 2 Operating voltage 3 Max load Electrical protect2. 7 2 Remove interferences lille 7 3 Instrument repair lille 8 Dismounting 8 1 Dismountingsteps 0 8 2 Disposal ies rrr ry en 9 Supplement 9 4 Technical data 0 VEGABAR 14 900L LL N3 Liv oC 22444 EN 1 11006 Contents pao pao 92 Dimensions llle es 26 Supplementary documentation Information Supplementary documents appropriate to the ordered version come with the delivery You can find them listed in chapter Product description Instructions manuals for accessories and replacement parts Tip To ensure reliable setup and operation of your VEGABAR 14 we offer accessories and replacement parts The corresponding documenta tions are e 32036 Welded socket and seals Editing status 2011 09 23 VEGABAR 14 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 Th
3. MPa Reference conditions and actuating variables similar to DIN EN 60770 1 Reference conditions according to DIN EN 61298 1 Temperature 15 25 C 59 77 F Relative humidity 45 75 96 Air pressure 860 1060 mbar 86 106 kPa 12 5 15 4 psi Determination of characteristics Limit point adjustment according to IEC 61298 2 Characterstic curve Linear Reference installation position upright diaphragm points downward Influence of the installation position 0 2 mbar 20 Pa 0 003 psig Deviation determined according to the limit point method according to IEC 60770 Deviation 0 3 96 Influence of the ambient temperature Average temperature coefficient of the zero lt 0 15 10 K signal Long term stability similar to DIN 16086 DINV 19259 1 and IEC 60770 1 Long term drift of the zero signals lt 0 1 2 years 3 Relating to the nominal measuring range incl non linearity hysteresis and non reproducibility 4 Relating to the nominal measuring range 5 nthe compensated temperature range of O 80 C 432 176 F reference temperature 20 C 68 F 9 Relating to the nominal measuring range VEGABAR 14 23 9 Supplement Ambient conditions Ambient temperature Version with plug connector Version with cable outlet Storage and transport temperature Version with plug connector Version with cable outlet
4. fitting Wrench size see chapter Dimen sions torque see chapter Technical data VEGABAR 14 4 Mounting Fig 2 Installation of VEGABAR 14 10 VEGABAR 14 9001 LL N3 Lr voc 22444 EN 1 11006 5 Connecting to power supply Note safety instructions pue Take note of sa fety instructions for Ex applica tions Select power supply Select connection cable Cable screening and grounding 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 e f voltage surges are expected install overvoltage arresters Tip We recommend VEGA overvoltage arrester SB 62 36G X In hazardous areas you must take note of the respective regulations conformity and type approval certificates of the sensors and power supply units The supply voltage and the current signal are carried on the same two wire connection cable Provide a reliable separation between the supply circuit and the mains circuits according to DIN VDE 0106 part 101 VEGA power supply units VEGATRENN 149AEx VEGASTAB 690 VEGADIS 371 as well as all VEGAMETs meet this requirement When using one of these instruments protection class Ill is ensured for VEGABAR 14 Keep in mind the following additional factors that influence the operating voltage e Output voltage of the power supply unit can be lower under nom
5. instrument e Clean the instrument and pack it damage proof e Attach the completed form and if need be also a safety data sheet outside on the packaging e 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 VEGABAR 14 19 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 negative effects on humans and the environ ment and ensures recycling of useful raw materials Materials see chapter Technical data If you have no way to dispose of the old instrument properly please contact us concernin
6. the English language The service is free of charge only the standard telephone costs will be charged 4 20 mA signal not stable no atmospheric pressure compensation 3 Check the pressure compensation in the plug or via the capillaries No4 20mA signal e Connection to voltage supply wrong 3 Check connection according to chapter Connection steps and if necessary correct according to chapter Wiring plan No voltage supply Check cables for breaks repair if necessary Operating voltage too low or load resistance too high Check adapt if necessary 18 VEGABAR 14 900L LL N3 Liv oC 22444 EN 1 11006 7 Maintenance and fault rectification Reaction after fault rec tification Current signal 22 mA e electronics module or measuring cell defective gt Exchange the instrument or send it in for repair In Ex applications the regulations for the wiring of intrinsically safe circuits must be observed Depending on the reason for the fault and the measures taken the Steps described in chapter Set up may have to be carried out again 7 3 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 repair quickly and without having to call back for needed information e Print and fill out one form per
7. 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 prevailing 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 necessary occupational safety measures with the current valid rules and regulations and also take note of new regulations VEGABAR 14 2 For your safety VEGA 2 5 Safety label on the instrument The safety approval markings and safety tips on the device must be observed 2 6 CE conformity This device fulfills the legal requirements of the applicable EC guidelines By attaching the CE mark VEGA provides a confirma
8. 316L VEGABAR 14 21 9 Supplement Range Fault signal Signal resolution Max output current Run up time Dead time Step response time 3 8 20 5 mA 22 mA 5 pA 22 mA approx 2s lt 10 ms lt 20 ms 0 63 Input variable The overload specifications are only an overview and refer to the measuring cell Limitations due to material and process fitting version are possible The specifications on the type label are applicable Nominal range Gauge pressure Overload capacity max pressure Overload capacity min pressure 0 0 05 bar O 5 kPa 15 bar 1500 kPa 0 2 bar 20 kPa 0 0 1 bar O 10 kPa 15 bar 1500 kPa 0 2 bar 20 kPa 0 0 25 bar O 25 kPa 30 bar 3000 kPa 0 8 bar 80 kPa 0 0 4 bar O 40 kPa 30 bar 3000 kPa 0 8 bar 80 kPa 0 0 6 bar O 60 kPa 35 bar 3500 kPa 1 bar 100 kPa 0 1 bar O 100 kPa 35 bar 3500 kPa 1 bar 100 kPa 0 1 6 bar O 160 kPa 50 bar 5000 kPa 1 bar 100 kPa 0 2 5 bar O 250 kPa 50 bar 5000 kPa 1 bar 100 kPa 0 4 bar O 40 kPa 65 bar 6500 kPa 1 bar 100 kPa 0 6 bar O 600 kPa 90 bar 9000 kPa 1 bar 100 kPa 0 10 bar O 1000 kPa 90 bar 9000 kPa 1 bar 100 kPa 0 16 bar O 1 6 MPa 130 bar 13 MPa 1 bar 100 kPa 0 25 bar O 2 5 MPa 130 bar 13 MPa 1 bar 100 kPa 0 40 bar O 4 MPa 200 bar 20 MPa 1 bar 100 kPa 0 60 bar O 6 MPa 200 bar 20 MPa 1 b
9. G12 A manometer connection EN 837 version with angled plug connector GP GS G4 A inner G A version with cable outlet GN 12 NPT version with round plug connector GG G1 A version with angled plug connector with hinged cover GB M20 x 1 5 manometer connection EN 837 version with angled plug connector 26 VEGABAR 14 9001 LL N3 Liv oC 22444 EN 1 11006 9 Supplement 9 3 Industrial property rights VEGA product lines are global 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 Nahere 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 JlnHnn npogykunu cpupmbi BETA 3auujarorcs no BceMy MUpY npaBaMM H MHTeJIIekTryanbHyto COOCTBEHHOCTb ManbHenuiyto NHcpopMaLinto cMorpure Ha caitre http www vega com VEGAR JJ amp fk Se SS RARE RAP 3t 548 SiS DL S lt http www vega com gt gt 9 4 Trademark All the brands as well as trade and company names used are property of their
10. Operating Instructions VEGABAR 14 Cli Document ID 22441 Process pressure Contents 1 About this document To Junction iiu ere scire dude NG ah eR hear goa as 1 2 Target group si cede dd dea dead rre OR ne 1 3 Symbolism used 00 00 0002 eee 2 For your safety 2 4 Authorised personnel 0 aaraa 2 2 Appropriate use eee 2 3 Warning about misuse 00 0 2 4 General safety instructions 2 5 Safety label on the instrument 26 CE conformity 0 0 0 0 aana 2 7 Measuring range permissible process pressure 2 8 Fulfillment of NAMUR recommendations 2 9 Safety instructions for Ex areas 2 10 Environmental instructions 3 Product description Bil OUUCIUIIC 2 bibs eta BEARALD 3 2 Principle of operation 004 3 3 Operations 2 vus ieee ia ra aC Run ee 3 4 Packaging transport and storage 4 Mounting 44 Generalinstructions 0 0 0 0 00 eee 4 2 Instructions for installation 00 43 Mountingsteps llle 5 Connecting to power supply 5 1 Preparing the connection 004 5 2 Connection procedure aaa 5 3 Wiring plan 2s n hes 5 4 Switch on phase a 6 Setup 6 1 Setup steps 4 7 Maintenance and fault rectification 7 1 Maintenance llle ee
11. Scope of delivery Structure Type label Application area 3 Product description 3 1 Structure The scope of delivery encompasses e VEGABAR 14 process pressure transmitter e depending on the version with plug connector direct cable outlet or plug connector with connection cable e Documentation this operating instructions manual Exspecific Safety instructions with Ex versions ff necessary further certificates Fig 1 VEGABAR 14 with cable outlet 1 Process fitting 2 Housing with electronics S Cable outlet The type label contains the most important data for identification and use of the instrument Article number Serial number Technical data Article numbers documentation With the serial number you can 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 VEGABAR 14 is a pressure transmitter for measurement of gauge pressure absolute pressure or vacuum Measured products are gases vapours and liquids VEGABAR 14 3 Product description VEGA Functional principle Voltage supply Packaging Transport Transport inspection Storage Storage and transport temperature The sensor element is the CERTEC measuring cell with rugged ceramic diaphragm The process pressure causes
12. a capacitance change in the measuring cell via the ceramic diaphragm This change is converted into an appropriate output signal and outputted as measured value Two wire electronics 4 20 mA for power supply and measured value transmission over the same cable 3 3 Operation The instrument offers no adjustment options 3 4 Packaging transport and storage The device was protected by packaging during transport Its capacity to handle normal loads during transport is assured by a test according to DIN EN 24180 The packaging of standard 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 vib
13. ar 100 kPa 0 1 0 1 bar 10 10 kPa 20 bar 2000 kPa 0 4 bar 40 kPa 0 2 0 2 bar 20 20 kPa 30 bar 3000 kPa 0 8 bar 80 kPa 0 5 0 5 bar 50 50 kPa 35 bar 3500 kPa 1 bar 100 kPa 1 0 6 bar 100 60 kPa 50 bar 5000 kPa 1 bar 100 kPa 1 1 bar 100 100 kPa 50 bar 5000 kPa 1 bar 100 kPa 1 1 5 bar 100 150 kPa 50 bar 5000 kPa 1 bar 100 kPa 1 3 bar 100 300 kPa 65 bar 6500 kPa 1 bar 100 kPa 1 5 bar 100 500 kPa 90 bar 9000 kPa 1 bar 100 kPa 1 9 bar 100 900 kPa 90 bar 9000 kPa 1 bar 100 kPa 1 15 bar 100 1500 kPa 130 bar 13000 kPa 1 bar 100 kPa 22 VEGABAR 14 900L LL N3 Liv oC 22444 EN 1 11006 VEGA 9 Supplement Nominal range Overload capacity max pressure Overload capacity min pressure 1 25 bar 4 2 5 MPa 130 bar 13 MPa 1 bar 100 kPa 1 40 bar 1 4 MPa 200 bar 20 MPa 1 bar 100 kPa 1 60 bar 1 6 MPa 200 bar 20 MPa 1 bar 100 kPa Absolute pressure 0 1 bar O 100 kPa 35 bar 3500 kPa O 1 6 bar O 160 kPa 50 bar 5000 kPa 0 2 5 bar O 250 kPa 50 bar 5000 kPa 0 4 bar O 400 kPa 65 bar 6500 kPa 0 6 bar O 600 kPa 90 bar 9000 kPa 0 10 bar O 1 MPa 90 bar 9 MPa 0 16 bar O 1 6 MPa 130 bar 13 MPa 0 25 bar O 2 5 MPa 200 bar 20 MPa 0 40 bar O 4 MPa 200 bar 20 MPa 0 60 bar O 6 MPa 200 bar 20
14. g return and disposal 20 VEGABAR 14 9001 LL N3 Liv oC 22444 EN 1 11006 VEGA 9 Supplement 9 Supplement 9 1 Technical data General data Parameter pressure Measuring principle Communication interface Materials and weights Materials wetted parts Process fitting Diaphragm Measuring cell seal Materials non wetted parts Electronics housing Gauge pressure absolute pressure vacuum Ceramic capacitive dry measuring cell None 316L PVDF sapphire ceramic 99 9 oxide ceramic FKM VP2 A EPDM A P 75 5 KW75F brass nickel plated Materials non wetted parts version with plug connector ISO 4400 Contact housing plug Cover screw Contact surface Plug seal PA StSt Sn Silicone Materials non wetted parts version with plug connector M12 x 1 Contact support Contacts Plug seal PA CuZn nickel layer and 0 8 um gold plated FKM Materials non wetted parts connection cable with plug connector M12 x 1 optional Grip body plug connector Compression nut Cable wire insulation PA Zinc die casting PVC Materials non wetted parts verson with cable outlet Cable gland Cable Ohmic contact Torque max Weight approx PA PE Between ground terminal housing and process fitting 50 Nm 36 88 Ibf ft 0 25 kg 0 55 Ibs Output variable Output signal 4 20 mA With material process fitting
15. ged cover Fig 4 Connection to the screw terminals Cable gland Plug housing Plug insert Plug seal AoN a 7 Snap the plug insert into the plug housing and insert the sensor seal 8 Plug the plug insert with seal to VEGABAR 14 and tighten the screw The electrical connection is finished Proceed as follows Loosen the screw in the cover of the plug connector Open the cover and remove it Press the plug insert downwards BONN Loosen the screws of the strain relief and cable entry VEGABAR 14 13 5 Connecting to power supply Fig 5 Loosen the plug insert Plug insert Strain relief Cable gland Plug housing AoN a 5 Remove approx 5 cm of the cable mantle strip approx 1 cm insulation from the individual wires 6 Lead the cable through the cable gland into the plug housing Connect the wire ends to the screw terminals according to the wiring plan Fig 6 Connection to the screw terminals 1 Cable gland 2 Cover 3 Plug housing 4 Plug insert 5 Plug seal 8 Snap the plug insert into the plug housing and insert the sensor seal 14 VEGABAR 14 900L LL N3 Liv oC 22444 EN 1 11006 5 Connecting to power supply pae Angled plug connector according to ISO 4400 Round plug connector M12 x 1 Information Note the correct arrangement see illustrat
16. ied out e g the factory setting The other cables are not connected 16 VEGABAR 14 900L LL NA Lbrec 22444 EN 1 11006 6 Setup 6 Set up 6 1 Setup steps After mounting and electrical connection VEGABAR 14 is ready for operation VEGABAR 14 delivers a current of 4 20 mA corresponding to the actual process pressure Further settings are not necessary VEGABAR 14 17 7 Maintenance and fault rectification NEGA Reaction when malfunc tions occur Failure reasons Fault rectification 24 hour service hotline Checking the 4 20 mA signal 7 Maintenance and fault rectification 74 Maintenance If the instrument is used properly no special maintenance is required in normal operation 7 2 Remove interferences The operator of the system is responsible for taking suitable measures to rectify faults VEGABAR 14 offers maximum reliability Nevertheless faults can occur during operation These may be caused by the following e g Sensor Process Voltage supply Signal processing The first measure to be taken is to check the output signal In many cases the causes can be determined this way and the faults rectified Should these measures not be successful please call in urgent cases the VEGA service hotline 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
17. inal load with a sensor current of 20 5 mA or 22 mA in case of fault message e Influence of additional instruments in the circuit see load values 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 Connect the cable screen on both ends to ground potential If potential equalisation currents are expected the connection on the processing side must be made via a ceramic capacitor e g 1 nF 1500 V The low frequency potential equalisation currents are thus suppressed but the protective effect against high frequency interfer ence signals remains VEGABAR 14 11 5 Connecting to power supply A pe Select connec tion cable for Ex Ex applications Connection via angle plug connector Warning Within galvanic plants as well as vessels with cathodic corrosion protection there are considerable potential differences Considerably equalisation currents can be caused via the cable scrren when the screen is earthed on both ends To avoid this the cable screen must only connected to grou
18. ion 9 Tighten the screws on the strain relief and cable entry 10 Hook in the cover and push onto the plug connection tighten cover screw 11 Plug the plug insert with seal to VEGABAR 14 and tighten the Screw The electrical connection is finished 5 3 Wiring plan Fig 7 Wiring plan plug connector according to ISO 4400 view to the connection on the instrument side 1 Voltage supply and signal output Fig 8 Wiring plan round plug connector M12 x 1 view to the connection on the instrument side 1 Voltage supply and signal output Connection via confectioned cable with 4 pin socket M12 x 1 As an option the instrument is supplied with a confectioned cable with 4 pin socket M12 x 1 The following table shows the wire assignment of the socket VEGABAR 14 15 5 Connecting to power supply NEGA Direct cable outlet NSO Fig 9 Wiring plan cable outlet brown power supply and signal output blue power supply and signal output Cable screening Breather capillaries A Wh 5 4 Switch on phase After connecting VEGABAR 14 to power supply or after a voltage recurrence the instrument carries out a self check e Internal check of the electronics 4 20 mA output jumps to the fault signal 22 mA Then VEGABAR 14 delivers a current of 4 20 mA to the cable The value corresponds to the actual level as well as to settings already carr
19. is 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 VEGABAR 14 9001 LL N3 Lr voc 22444 EN 1 11006 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 VEGABAR 14 is a pressure transmitter for measurement of gauge pressure absolute pressure and vacuum 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
20. ive measures Protection rating With plug M12 x 1 or according to ISO 4400 with direct cable outlet Protection class Overvoltage category IP 65 IP 67 Approvals Instruments with approvals can have different technical data depending on the version That s why the associated approval documents have to be noted with these instruments They 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 8 According to EN 60529 IEC 529 VEGABAR 14 25 9 Supplement NEGA 9 2 Dimensions VEGABAR 14 36 mm 1 27 64 F g 45 mm 1 3 4 E 3 7 E TO M12x1 wo 4 N E o D F NE E o CJ o E B E E 8 TNP 1 4 NPT E g GYA x alr Y t ME Gi Jj i ats Sz 03mm 1a RES amp E 2s amp z amp I 8 17 5 mm cle ola El Ee o 6mm 14 EE TT qu EE EE Elg EE 11 46 Eo B E ale a 8 TIN GV GP GS GN 54 mm 2 1 8 OSW 46 G1 4A gl EZ es Om EIS Fl gE Senn 33 03 mm ve 8 I 5 2 11 64 E 96 mm 14 HE QI to GG GB Fig 11 VEGABAR 14 GV
21. lawful proprietor originator VEGABAR 14 27 VEGA Printing date VEGA Grieshaber KG Am Hohenstein 113 77761 Schiltach Germany Phone 49 7836 50 0 Fax 49 7836 50 201 E mail info de vega com www vega com 0 CE D All statements concerning scope of delivery application practical use and operating conditions of the sensors and processing systems correspond to the information avail able at the time of printing VEGA Grieshaber KG Schiltach Germany 2011 Subject to change without prior notice 22441 EN 111006
22. nd potential on one side of the switching cabinet in such applications The cable screen must not be connected to the internal ground terminal in the sensor and the outer ground terminal on the housing not to the potential equalisation Information The metal parts of the instrument antenna transmitter concentric tube etc are conductive connected with the inner and outer ground terminal on the housing This connection exists either directly metallic or with instruments with external electronics via the screen of the special connection cable You can find specifications to the potential connections within the instrument in chapter Technical data VEGA Take note of the corresponding installation regulations for Ex applications 5 2 Connection procedure Proceed as follows 1 3 Remove the plug insert out of the plug housing Loosen the screw on the rear of the plug connector 2 Remove the plug connector and seal from VEGABAR 14 Fig 3 Loosen the plug insert 1 2 3 4 Cable gland Plug insert Plug housing Remove approx 5 cm of the cable mantle strip approx 1 cm insulation from the individual wires Lead the cable through the cable gland into the plug housing Connect the wire ends to the screw terminals according to the wiring plan 12 VEGABAR 14 900L LL N3 Lev oC 22444 EN 1 11006 5 Connecting to power supply Connection via angle plug connector with hin
23. ration Storage and transport temperature see chapter Supplement Technical data Ambient conditions e Relative humidity 20 85 VEGABAR 14 9001 LL N3 Liv oC 22444 EN 1 11006 4 Mounting Suitability for the pro cess conditions Mounting position pao Welding the socket Sealing Screwing in 4 Mounting 4 1 General instructions Make sure that all parts of the instrument exposed to the process in particular the sensor element process seal and process fitting are suitable for the existing process conditions These include above all the process pressure process temperature as well as the chemical properties of the medium You can find the specifications in chapter Technical data or on the type label 4 2 Instructions for installation VEGABAR 14 functions in any installation position It is mounted according to the same directives as a manometer DIN EN 839 2 Information We recommend using lock fittings measuring instrument holders and siphons from our line of accessories 4 3 Mounting steps For mounting VEGABAR 14 a welded socket is required You can find these components in the supplementary instructions manual Welded socket and seals Use the attached seal Process fitting GV GB and GP or Seal the thread with teflon hemp or a similar resistant seal material e Process fitting GN gt Screw VEGABAR 14 into the welded socket Tighten the hexagon Screw on the process
24. tion of successful testing You can find the CE conformity declaration in the download area of www vega com 2 7 Measuring range permissible process pres sure Due to the application a measuring cell with a measuring range higher than the permissible pressure range of the process fitting may have been integrated The permissible process pressure is stated with Process pressure on the type label see chapter 3 1 Configuration For safety reasons this range must not be exceeded 2 8 Fulfillment of NAMUR recommendations With respect to interference resistance and emitted interference the NAMUR recommendation NE 21 is fulfilled 2 9 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 210 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 VEGABAR 14 9001 LL N3 Liv oC 22444 EN 1 11006 3 Product description
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