Operating Instructions - VEGABAR B8*.IC/U/O/H/T VEGABAR B8
Contents
1. Maximum values e U 30V e L 131mA e P 983 mW The effective internal capacitance C is negligibly small In the version with permanently mounted connection ca ble C wrewire 150 pF m and C wireiccreen 270 PF m must be taken into account The effective inner inductance L is L lt 5 uH In the ver sion with permanently mounted connection cable L 0 62 uH m must also be taken into account 4 VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output LELLVL NA 8 L887 48818 EN 141111 VEGA Display and adjustment circuit plug con In ignition protection type intrinsic safety Ex ia IIC nection of the double chamber housing For connection to the intrinsically safe circuit of the as sociated external indicating instrument VEGADIS 61 81 IECEx PTB 06 0048 X The rules for the interconnection of intrinsically safe circuits between VEGABAR B8 IC U O H T VEGABAR B8 VC and the external indicating unit VEGADIS 61 81 are fulfilled provided that the total inductance and total capacitance of the connection cable between VEGABAR B8 1C U O H T VEGABAR B8 VC and the external indicating unit VEGADIS 61 81 L 330 uH and C 1 98 uF are not exceeded When using the delivered VEGA connection cable between VEGABAR B8 IC U O H T VEGABAR B8 VC and the external indicating unit VEGADIS 61 81 the following listed cable inductances L and cable capaci tances C must be taken into account e L 0 62uUH m2. Version METEC measuring cell process temperature max 150 C Version METEC measuring cell process temperature max 180 C Version METEC measuring cell process temperature max 200 C Version Piezoresistive strain gauge measuring cell without cooling element Version Piezoresistive strain gauge measuring cell with cooling element QAOM The temperature ranges for operation specified in the operating instruction must not be exceeded 5 Protection against static electricity The VEGABAR B8 IC U O H T VEGABAR B8 VC in versions with electrostatically chargeable plastic parts such as e g plastic housing metal housing with inspection window with plastic coated sensors suspension cable or suspension hose distance tube or connection cable with the separated version a caution label points out the safety measures that must be taken with regard to electrostatic charges during operation Coating plastic parts d AX Avoid electrostatic charge Caution Plastic parts Danger of electrostatic charging e Avoid friction e No dry cleaning e Donot mount in areas with flowing non conductive products 6 Use of an overvoltage arrester If necessary a suitable overvoltage arrester can be connected in front of the VEGABAR B8 IC U O H T VEGABAR B8 VC When used as EPL Ga or EPL Ga Gb instrument as far as necessarv analogue a suitable overvoltage arrester must be connected in front as protection against voltage surges accordi
3. Ga or EPL Gb instruments are required The electronics housing is installed in hazardous areas requiring EPL Gb instruments The sensor is installed in hazardous areas requiring EPL Ga instruments EPL Gb instrument The VEGABAR B8 IC U O H T VEGABAR B8 VC are installed in hazardous areas requiring EPL Gb instruments VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output 3 VEGA 3 Technical data VEGABAR B8 IC U O H T VEGABAR B8 VC with integrated electronics H 4 20 mA HART or A 4 20 mA HART with SIL qualification and with supplementary electronics Z Supply and signal circuit l terminals In ignition protection type intrinsic safety Ex ia IIC IIB 1 2 in the Ex i terminal compart Only for connection to a certified intrinsically safe circuit ment or plug connection Nisgittuki alies e L 30V e L 131mA e P 983mW The effective internal capacitance C is negligibly small In the version with permanently mounted connection ca ble C wrewire 150 PF m and C siresscreen 270 PF m must be taken into account The effective inner inductance L is L lt 5 uH In the ver sion with permanently mounted connection cable L 0 62 uH m must also be taken into account Power supply and signal circuit II In ignition protection type intrinsic safety Ex ia IIC IIB terminal 7 8 in the Ex i terminal Only for connection to a certified intrinsically safe circuit compartment A p
4. cable cable bd Cs rema 150 pF m C iiyirejesreen S 270 pF m Circuit for the display and adjustment In ignition protection type intrinsic safety Ex ia IIC module spring contacts in the Ex i For connection to the display and adjustment module electronics compartment PLICSCOM or VEGACONNECT VEGABAR B8 IC U O H T VEGABAR B8 VC Version with separate cable outlet all elec tronics Circuit between sensor unit and external In ignition protection type intrinsic safety Ex ia IIC electronics terminal 1 yellow terminal With VEGABAR B8 IC in the version with fix mounted 2 white terminal 3 red terminal 4 cable on the sensor unit and external electronics the black supplied cable between the external housing and the sensor unit must not exceed a length of 180 m The intrinsically safe circuits for external connections are electrically separated from parts which can be grounded The intrinsically safe circuits to the sensor are galvanically connected to ground potential The metallic parts of VEGABAR B8 IC U O H T VEGABAR B8 VC are electrically connected with the earth terminals For applications requiring equipment of type EPL Ga or EPL Ga Gb the intrinsically safe power supply and signal circuit must correspond to protection class ia For applications requiring EPL Ga resp EPL Ga Gb instruments the VEGABAR B8 IC U O H T VEGABAR BS VC is preferably connected to appropriate instruments with electrically isolated in
5. 36 50 201 77761 Schiltach E mail info de vega com Germany www vega com
6. 39 C 50 39 C T5 50 70 C 50 85 C T4 50 50 C 50 120 C T3 T2 T1 50 40 C 50 150 C If the VEGABAR B8 IC U O H T VEGABAR B8 VC are operated at temperatures higher than those specified in the above table please make sure through appropriate measures that there is no danger of ignition from the hot surfaces The max permissible temperature on the electronics hous ing should not exceed the values specified in the above table The application conditions during operation with no explosive mixtures present are stated in the manufacturer information Temperature derating VEGABAR 82 version process temperature 130 C Tambient housing 70 C 158 F 60 C ssc _ 140 F 131 F so c J 122 F eg OC Tprocess 2 7 100 C 130 C 212 F 266 F VEGABAR 82 version process temperature 150 C Tambient housing 70 C 158 F 50 C 122 F 0 C Iprocess 92 F 100 C 150 C 212 F 302 F VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output T VEGABAR 81 VEGABAR 83 Tambient N housing 70 C gos 158 F ae p 149 F gorg l l o 40 F l l 131 F l i Bi 0 C l l Tprocess 32 F 80 C 105 C 150 C 160 C 180 C 200 C 176 F 21 F 302 F 320 F 356 F 392 F 110 C 239 F
7. Safety instructions VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output IECEx TUN 13 0033 X Ex ia IIC T6 T1 Ga Ga Gb Gb CE o Lli Document ID 48818 Contents 1 Area of applicability si cicsccscsicscccsecetsssecdsisesssnsseavsneceesessdacducareseesdacasssncnosssaccatieressesenadateceecboandcars 3 2 General information isse iii ien ii cet det ett ccc cc vaste sai ested ches deny e cep a a 3 3 Technical data sissssssseicaiissccssssccesicssesdescvedsiccussotsendauiessssssaacsiivossssosecectssdsssocseudeiedussoosadaaiieseesessedve 4 4 Application conditions ee ceee sete eetteeeceeesnee see eeeeeeeneenee seas ee gnesses see seneeneaesaeeeeneeneesnaeenns 5 5 Protection against static electricity ssesssnnnnnnnnzznnnnnnnznnnnzznnnnnnnnnnanznanznnunmnnnnnnnnnnnnzz 8 6 Use of an overvoltage arrester ssrunzznannannnznnnannnnnnnnnznnznnannonnunnnnennat sena nee nennakmonnnenzemen ta 8 COUN UI ING 52 ccs cee subsetvenasuudstucavadiuneys 8 8 Impact and friction Sparks seenennennnnnnnnnnnnena nat nanna taa MA nm nnmnnn nenn n 9 9 Material resistance issicccccesescescevscessosececetscsveossecanseserssonssunvsrereoouacdastsstesbouecencesceseossecastensessoeseati 9 10 Mounting with external indicating unit VEGADIS 61 81 s ssserennsennennzznnnnzznnzennznannnzznnzz 9 AA Installation mountin iii insib secsceestecancctetussuccodcedesscasaivdceatedshecteceuctaa
8. e pressure based measuring instruments VEGABAR B8 IC U O H T VEGABAR B8 VC are also used for pressure and level measurement in hazardous areas The measured products can also be combustible liquids gases mist or vapour The VEGABAR B8 IC U O H T VEGABAR B8 VC consist of an electronics housing with integrated electronics module a process connection element and a sensor the pressure measuring cell with optionally connected chemical seal As an option the display and adjustment module can also be mounted The VEGABAR B8 1C U O H T VEGABAR B8 VC are suitable for use in hazardous atmospheres of all combustible materials of explosion group IIA IIB and IIC for applications requiring instruments of EPL Ga EPL Ga Gb or EPL Gb If the VEGABAR B8 IC U O H T VEGABAR B8 VC are installed and operated in hazardous areas the general Ex installation regulations IEC 60079 14 as well as these safety instructions must be observed The operating instructions as well as the installation regulations and standards that apply for explo sion protection of electrical systems must always be observed The installation of explosion endangered systems must always be carried out by qualified person nel EPL Ga instrument The VEGABAR B8 IC U O H T VEGABAR B8 VC are installed in hazardous areas requiring EPL Ga instruments EPL Ga Gb instrument The process connection element is installed in the separating wall which separates areas in which EPL
9. iu 9 12 Installation of the with separate housing s ssseennennanznnnnnnnnenznzznnnznnzzenznznannnnnnnnnanznnnzmnzz 9 Please note These safetv instructions are part of the documentation e VEGABAR 81 45025 4 20 mA 45018 4 20 mA HART 45020 Profibus PA 45021 Foundation Fieldbus e VEGABAR 82 45027 4 20 mA 45028 4 20 mA HART 45031 Profibus PA 45032 Foundation Fieldbus e VEGABAR 83 45033 4 20 mA 45034 4 20 mA HART 45037 Profibus PA 45038 Foundation Fieldbus e VEGABAR 86 45506 4 20 mA 45039 4 20 mA HART 45042 Profibus PA 45043 Foundation Fieldbus e VEGABAR 87 45507 4 20 mA 45044 4 20 mA HART 45047 Profibus PA 45048 Foundation Fieldbus e 48819 Certificate of Conformity IECEx TUN 13 0033 X 2 VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output LELLVL NA 8 L887 48818 EN 141111 VEGA 1 Area of applicability These safety instructions apply to the pressuer transmitters VEGABAR B81 82 83 86 87 1C U O H T and VEGABAR B81 82 83 86 87 VC with integrated electronics H 4 20 mA HART A 4 20 mA HART with SIL qualification witht supplementary electronics Z according to Certifi cate of Conformity IECEx TUN 13 0033 X issue No 1 certificate number on the type label and for all instruments with the number of the safety instruction 48818 on the type label 2 General information Th
10. ng to IEC 60079 14 chapter 12 3 7 Grounding In order to avoid the danger of electrostatic charging of the metallic parts the VEGABAR B8 IC U O H T VEGABAR B8 VC must be electrostatically connected to the local potential equalisa tion transfer resistance lt 1 MQ e g via the ground terminal when used as EPL Ga instrument or 8 VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output LELEVL NA 8 L887 48818 EN 141111 VEGA EPL Ga Gb instrument 8 Impact and friction sparks When used as EPL Ga or EPL Ga Gb instruments the VEGABAR B8 IC U O H T VEGABAR B8 VC in aluminium titanium versions must be mounted in such a way that sparks from impact and fric tion between aluminium titanium and steel except stainless steel if the presence of rust particles can be excluded cannot occur 9 Material resistance For applications requiring instruments of type EPL Ga or EPL Ga Gb the VEGABAR B8 1C U O H T VEGABAR B8 VC must only be used in products against which the wetted materials are sufficiently resistant 10 Mounting with external indicating unit VEGADIS 61 81 The intrinsically safe signal circuit between VEGABAR B8 IC U O H T VEGABAR B8 VC and the external indicating unit VEGADIS 61 81 should be set up without grounding The required insula tion voltage is gt 500 V AC When using the VEGA connection cable included with the delivery this requirement is fulfilled If grounding of the cable screen is req
11. s no danger of ignition from the hot surfaces The maximum temperature on the electronics housing should not exceed the values specified in the above table The applica tion conditions during operation in areas with no explosive mixtures are stated in the manufacturer information EPL Gb instrument VEGABAR 82 VEGABAR 83 with METEC measuring cell Temperature class Ambient temperature on the elec Product temperature range sen tronics Zone 1 sor zone 1 T6 50 39 C 50 39 C T5 50 70 C 50 100 C T4 50 50 C 50 135 C T3 T2 T1 50 50 C 50 200 C EPL Gb instrument VEGABAR 83 version with piezoresistive strain gauge measuring cell version without cooling element Temperature class Ambient temperature on the elec Product temperature range sen tronics Zone 1 sor zone 1 T6 50 39 C 50 39 C T5 50 70 C 50 85 C T4 50 40 C 50 105 C T4 T3 T2 T1 50 30 C 50 120 C 6 VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output LELLVL NA 8 L887 48818 EN 141111 VEGA EPL Gb instrument VEGABAR 81 VEGABAR 83 version with piezoresistive strain gauge measuring cell version with cooling element Temperature class Ambient temperature on the elec Product temperature range sen tronics Zone 1 sor zone 1 T6 50
12. trinsically safe circuits 4 Application conditions VEGABAR B8 IC U O H T VEGABAR B8 VC with integrated electronics Z 4 20 mA H 4 20 mA HART or A 4 20 mA HART with SIL qualification S T electronic differen tial pressure measurement P Profibus PA F Foundation Fieldbus The max permissible ambient temperatures depending on the temperature classes are specified in VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output 5 VEGA the following tables EPL Ga instrument Temperature class Ambient temperature on the sensor and electron ics T6 20 23 C T5 T4 T3 T2 T1 20 60 C For applications requiring instruments of EPL Ga the process pressure of the media must be between 0 8 1 1 bar The application conditions when operating in the absence of explosive mixtures can be found in the manufacturer information EPL Ga Gb instrument Temperature class Ambient temperature on the elec tronics Product temperature on the sen sor T6 50 39 C 20 23 C T5 T4 T3 T2 T1 50 70 C 20 60 C For applications requiring EPL Ga Gb instruments the process pressure of the media must be between 0 8 1 1 bar If the VEGABAR B8 1C U O H T VEGABAR B8 VC are operated at temperatures higher than those specified in the above table please make sure through appropri ate measures that there i
13. uired it must be carried out according to IEC 60079 14 paragr 12 2 2 3 11 Installation mounting The VEGABAR B8 1C U O H T VEGABAR B8 VC have to be mounted such that the sensor is ef fectively secured against touching the vessel wall under consideration of other vessel installations and flow conditions in the vessel This applies especially to suspension pressure transmitters and versions with distance tube lengths over 3 m 12 Installation of the VEGABAR B8 IC U O H T VEGABAR B8 VC with separate housing With the version with separate housing of the pressure transmitter VEGABAR B8 IC U O H T VE GABAR B8 VC the potential equalization must be previded in the complete range of the connec tion cable between electronics housing and transmitter housing VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output 9 Notes 10 VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output LELEVL NA 8 L887 48818 EN 141111 Notes VEGABAR B8 IC U O H T VEGABAR B8 VC Additional current output 11 Printing date VEGA All statements concerning scope of delivery application practical use and operat ing conditions of the sensors and processing systems correspond to the information available at the time of printing Subject to change without prior notice C 48818 EN 141111 VEGA Grieshaber KG Schiltach Germany 2014 VEGA Grieshaber KG Phone 49 7836 50 0 Am Hohenstein 113 Fax 49 78
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