Vega VEGADIF 65 Operating Instructions Manual Download Page 58

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VEGADIF

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Summary of Contents for VEGADIF 65

Page 1: ...Operating Instructions VEGADIF 65 Foundation Fieldbus Document ID 36130 Di erential pressure...

Page 2: ...4 2 Instructions for oxygen and ultra pure gas applications 17 4 3 Mounting and connection instructions 18 4 4 Measurement setup ow 21 4 5 Measurement setup level 23 4 6 Measurement setup density and...

Page 3: ...9 4 Exchanging the electronics module 74 9 5 Software update 74 9 6 Instrument repair 75 10 Dismounting 10 1 Dismounting steps 76 10 2 Disposal 76 11 Supplement 11 1 Technical data 77 11 2 Information...

Page 4: ...Information Editing status 2011 05 09 4 VEGADIF 65 Foundation Fieldbus Contents 36130 EN 110510...

Page 5: ...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...

Page 6: ...orised by the manufacturer Arbitrary conversions or modi cations are explicitly forbidden 2 3 Warning about misuse Inappropriate or incorrect use of the instrument can give rise to application speci c...

Page 7: ...are version of the individual components 2 8 Safety instructions for Ex areas Please note the Ex speci c safety information for installation and operation in Ex areas These safety instructions are par...

Page 8: ...l Chapter Packaging transport and storage l Chapter Disposal 8 VEGADIF 65 Foundation Fieldbus 2 For your safety 36130 EN 110510...

Page 9: ...lementary instructions manual Plug connector for con tinuously measuring sensors optional Ex speci c Safety instructions with Ex versions Certi cate Oil and grease free for oxygen applications with re...

Page 10: ...EGA Tools and serial number search In addition to the type label outside you can also nd the serial number on the inside of the instrument 3 2 Principle of operation VEGADIF 65 is a di erential pressu...

Page 11: ...on of gravity 1 Basic version with e ective pressure lines 2 Version with ange chemical seal 3 Version with capillaries and cell chemical seals Di erential pressure measurement 2 1 Fig 4 Di erential p...

Page 12: ...nsity 3 Liquid with lowest density A metallic measuring cell is used as sensor element The process pressures are transmitted via the separating diaphragms and lling oils to a resistance measuring brid...

Page 13: ...2 Silicone diaphragm 3 Separating diaphragm 4 Filling oil 5 Integrated overvoltage arrester 1 p 2 p 1 2 3 4 Fig 8 Metallic measuring cell from 100 mbar p1 and p2 process pressures 1 Measuring element...

Page 14: ...rally not available for approved instruments 3 3 Operation The instrument can be adjusted with the following adjustment media l with indicating and adjustment module l with the suitable VEGA DTM in co...

Page 15: ...the outside Unless otherwise indicated the packages must be stored only under the following conditions l Not in the open l Dry and dust free l Not exposed to corrosive media l Protected against solar...

Page 16: ...the connection cable downward in front of the cable entry Rain and condensation water can thus drain o This applies mainly to outdoor mounting as well as installation in areas where high humidity is...

Page 17: ...ts stated in chapter Technical data for the environment of the electronics housing and connection cable are not exceeded 4 2 Instructions for oxygen and ultra pure gas applications Oxygen and other ga...

Page 18: ...minus side with a on the process component next to the oval anges 2 1 Fig 10 Marking for plus minus side on the process component 1 Plus side 2 Minus side The following illustration shows the elements...

Page 19: ...pressure transmitter from the process side and enables simple maintenance and checking of the measure ment loop The integrated equalization valve ensures the same pressure conditions on the plus and...

Page 20: ...a 5 fold valve block 1 Process tting 2 Process tting 3 Check Ventilate 4 Check Ventilate 5 Valve for checking ventilating 6 Valve for checking ventilating 7 Inlet valve 8 Inlet valve 9 Breather valve...

Page 21: ...the measurement loop Mount condensate vessels at the same height with the discharge socket and at the same distance to VEGADIF 65 For measurements in products with solid content such as e g dirty liq...

Page 22: ...hat the e ective pressure lines are always lled with liquid and gas bubbles can bubble up to the process line For measurements in products with solid content such as e g dirty liquids the installation...

Page 23: ...ator 5 Drain valves 6 Three fold valve block 4 5 Measurement setup level Mount VEGADIF 65 below the lower measurement connection so that the e ective pressure lines are always lled with liquid Minus s...

Page 24: ...in the open vessel 1 VEGADIF 65 2 Minus side is open to the atmospheric pressure 3 Blocking valve 4 Precipitator 5 Drain valve Mount VEGADIF 65 directly to the vessel Minus side is open to the atmosp...

Page 25: ...1 2 Fig 18 Measurement setup level measurement in closed vessel 1 Blocking valves 2 VEGADIF 65 3 Precipitator 4 Drain valves 5 Three fold valve block Mount VEGADIF 65 directly to the vessel Connect mi...

Page 26: ...t is only ensured between the upper edge of the lower and the lower edge of the upper chemical seal min max 1 Fig 20 Measurement setup level measurement in closed vessel 1 VEGADIF 65 Mount VEGADIF 65...

Page 27: ...d steam 1 Condensate vessel 2 Blocking valves 3 VEGADIF 65 4 Precipitator 5 Drain valves 6 Three fold valve block Mount VEGADIF 65 directly to the vessel Connect minus side always above the max level...

Page 28: ...a level above the upper measuring point If the level drops below the upper measuring point the density measurement is interrupted This density measurement functions with open but also with closed vess...

Page 29: ...via a chemical seal on two measuring points An interface measurement is only possible if the densities of the two products remain the same and the interface is always between the two measuring points...

Page 30: ...nsity 1 0 p g h 1 0 kg dm 9 81 m s 0 3 m 29 4 mbar Mount VEGADIF 65 below the lower chemical seal The ambient temperature should be the same for both capillaries 1 0 3 m 0 8 1 0 Fig 24 Measurement set...

Page 31: ...locking valves 4 E g lter Mount VEGADIF 65 below the measurement loop so that the e ective pressure lines are always lled with liquid and gas bubbles can bubble up to the process line For measurements...

Page 32: ...laterally on the pipeline In vacuum applications Mount VEGADIF 65 below the measure ment loop The ambient temperature should be the same for both capillaries 1 4 2 2 3 Fig 27 Measurement setup di ere...

Page 33: ...66 110 mm 4 33 Fig 28 Drilling template wall mounting plate Mount the wall mounting plate so that the cable entry of the socket housing points downward The socket housing can be displaced by 180 to t...

Page 34: ...e seal or use a suitable cable gland Make sure that the entire installation is carried out according to the Fieldbus speci cation In particular make sure that the bus is terminated with suitable termi...

Page 35: ...achieved by the use of a capacitor or a separate potential equalisation 5 2 Connection procedure Proceed as follows 1 Unscrew the housing cover 2 If an indicating and adjustment module is installed re...

Page 36: ...ws on the housing base with an Allen key size 4 2 Remove the housing socket from the mounting plate 3 2 1 Fig 30 Components of the external housing 1 Screws 2 Wall mounting plate 3 Cable gland IP 68 v...

Page 37: ...the cable entry The seal ring must completely encircle the cable 7 Attach the mounting plate again and tighten the screws The electrical connection of the sensor to the external housing is hence read...

Page 38: ...indication VEGADIS 61 3 Ground terminal for connection of the cable screen 4 Spring loaded terminals for Foundation Fieldbus connection 5 Simulation switch on mode for simulation release I2C Display...

Page 39: ...GACONNECT I C interface 2 Ground terminal for connection of the cable screen 3 Spring loaded terminals for voltage supply I2C 1 1 2 Fig 34 Wiring plan with double chamber housing 1 Voltage supply Sign...

Page 40: ...g loaded terminals for power supply and cable screen 2 Ground terminal for connection of the cable screen 1 1 2 Fig 36 Wiring plan with double chamber housing Ex d 1 Voltage supply Signal output Conne...

Page 41: ...chamber housing 1 Plug connector for VEGACONNECT I C interface 2 Spring loaded terminals for connection of the external indication VEGADIS 61 3 Cable gland to the sensor 4 Ground terminal for connecti...

Page 42: ...1 Voltage supply 5 8 Switch on phase After VEGADIF 65 is connected to voltage supply or after voltage recurrence the instrument carries out a self check for approx 30 seconds The following steps are c...

Page 43: ...brie y to fault value Then the current measured value will be displayed and the corresponding digital output signal will be outputted to the cable 2 2 The values correspond to the actual measured leve...

Page 44: ...d adjustment module can be inserted into the sensor and removed again at any time It is not necessary to interrupt the power supply Proceed as follows 1 Unscrew the housing cover 2 Place the indicatin...

Page 45: ...etro t the instrument with an indicating and adjustment module for continuous measured value indication a higher cover with an inspection glass is required VEGADIF 65 Foundation Fieldbus 45 6 Adjustme...

Page 46: ...input jump to the next higher menu The sensor is adjusted via the four keys of the indicating and adjustment module The LC display indicates the individual menu items The functions of the individual...

Page 47: ...interface measurement The selection of the respective application is carried out in the menu item Application Dependent on the selected application the adjustment is carried out as zero span or min ma...

Page 48: ...selection with OK and select the requested unit with in the example bar 5 Con rm with OK and move to position correction with The adjustment unit is thus switched over from mbar to bar Information Wh...

Page 49: ...over from C to F The position correction compensates the in uence of the installation position of the instrument on the measured value In this menu item the o set value as well as the current measured...

Page 50: ...nformation The zero adjustment shifts the value of the span adjustment The span i e the di erence between these values however remains un changed In this menu item the max di erential pressure is ente...

Page 51: ...sponds to the nominal measuring range of the sensor in the above example 500 mbar 2 Set the requested value with and OK 3 Edit the requested mbar value with OK 4 Set the requested value with and 5 Con...

Page 52: ...example 500 mbar 2 Set the requested mbar value with and OK 3 Con rm with OK and move to the menu overview with ESC For an adjustment with ow simply enter the actual measured value indicated at the bo...

Page 53: ...limit value is 50 This function depends on the selected linearization function and is only available with root extracted characteristics The square root bidirectional square root characteristics is ve...

Page 54: ...otal sum counter is the same This function enables reading out parameter adjustment data as well as writing parameter adjustment data into the sensor via the indicating and adjustment module A descrip...

Page 55: ...0 0000 1000 gal Part sum counter 0 0000 1000 gal The values of the following menu items are not reset with Reset Menu section Menu item Reset value Basic settings Unit of measurement bar Temperature...

Page 56: ...n are shown in the following menu schematic You will nd a detailed description of these menu items in the operating instructions manual Indicating and adjustment module Optional settings 56 VEGADIF 65...

Page 57: ...zontal cylindrical tank Spherical tank User programmable 1 7 Sensor TAG Sensor Basic adjustment ow 1 Basic settings Display Diagnostics Service Info 1 1 Application Flow 1 1 Unit Unit of measurement b...

Page 58: ...grammable 1 7 Sensor TAG Sensor Display 2 Basic settings Display Diagnostics Service Info 2 1 Displayed value Di erential pressure 2 1 Displayed value AI Out 2 4 Lighting Switched o Diagnostics 3 Basi...

Page 59: ...4 8 PIN Enable Info 5 Basic settings Display Diagnostics Service Info 5 1 Instrument type Serial number 12345678 5 2 Calibration date 23rd October 2009 Software version 1 01 5 3 Last change using PC...

Page 60: ...dicating and adjustment module The procedure is described in the operating instructions manual Indicating and adjustment module in the menu item Copy sensor data The data remain there permanently even...

Page 61: ...PC 2 VEGACONNECT 3 Sensor 1 2 3 4 O P E N TWIST USB L O C K Fig 44 Connection via VEGACONNECT externally 1 I C bus com interface on the sensor 2 I C connection cable of VEGACONNECT 3 VEGACONNECT 4 US...

Page 62: ...PACTware version is also available on this CD In addition this DTM Collection incl the basic version of PACTware can be downloaded free of charge from the Internet Move via www vega com and Downloads...

Page 63: ...ut a chemical seal Before adjusting VEGADIF 65 you have to clean the e ective pressure lines and the instrument must be lled with the medium I II 6 7 3 2 4 A B Fig 45 Preferred measurment setup for ga...

Page 64: ...h compressed air with liquids by rinsing 3 For this purpose close valve 2 and 4 i e block the instrument Then open valve 1 and 5 so that the e ective pressure lines blow out rinse After cleaning close...

Page 65: ...ection if ow can be blocked In this case step 5 is deleted Then carry out adjustment see chapter Set parameters 8 3 Level measurement For level measurements the VEGADIF 65 in all versions is used VEGA...

Page 66: ...Fill measuring system with medium Open valve A Medium ows in 3 Vent instrument Brie y open valve 6 then close it Fill the measuring instrument completely with the medium and remove air 4 Set measureme...

Page 67: ...lose valve 3 Separate plus and minus side Open valve A and B Open block valves 3 Vent plus side probably empty minus side Open valve 2 and 4 Discharge medium on the plus side Brie y open valve 6 and 7...

Page 68: ...pen valve A and B Open block valves Fill the minus e ective pressure line on the height of the condensation pot 3 Remove air from instrument Open valve 2 and 4 Discharge medium Open valve 3 Equalisati...

Page 69: ...ents VEGADIF 65 without chem ical seal or with double chemical seal CSB is used VEGADIF 65 with double chemical seal CSB is immediately ready for operation Before adjusting VEGADIF 65 without chemical...

Page 70: ...ut with compressed air with liquids by rinsing 5 Close valve 2 and 4 block the instrument Open valve 1 and 5 Close valve 1 and 5 3 Remove air from instrument Open valves 2 and 4 Medium ows in Close va...

Page 71: ...alves 1 3 5 6 and 7 are closed6 Valves 2 and 4 open Valves A and B open if available Then carry out adjustment see chapter Set parameters 6 Valves 1 3 5 Con guration with 5 valves VEGADIF 65 Foundatio...

Page 72: ...as to evaluate the error messages via the indicating and adjustment module The procedure is described below Further comprehensive diagnostics can be carried out on a PC with the software PACTware and...

Page 73: ...ints of the bus and termin ate if necessary according to the speci cation Instrument not connected to the segment Check and correct if necessary In Ex applications the regulations for the wiring of in...

Page 74: ...dule with serial number includes order speci c data such as factory setting seal material etc These are not included in the electronics module without serial number The serial number is stated on the...

Page 75: ...on the sensor this procedure can last approximately 1 h 9 6 Instrument repair If a repair is necessary please proceed as follows You can download a return form 23 KB from our Internet homepage www veg...

Page 76: ...s 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 rec...

Page 77: ...ls non wetted parts Electronics housing Plastic PBT polyester Alu die casting powder coated 316L External electronics housing plastic PBT Polyester Socket wall mounting plate external electronics hous...

Page 78: ...variable Output Signal digital output signal Foundation Fieldbus protocol Physical layer according to IEC 61158 2 Channel Numbers Channel 1 Primary value Channel 2 Secondary value 1 Channel 3 Secondar...

Page 79: ...ignal HART multidrop Pro bus PA and Foundation Fieldbus Range 50 150 C 58 302 F Resolution 1 C 1 8 F Accuracy in the range of 0 100 C 32 212 F 3 K Accuracy in the range of 50 0 C 58 32 F and 100 150 C...

Page 80: ...a 40 bar 4000 kPa 400 mbar 40 kPa Reference conditions and actuating variables similar to DIN EN 60770 1 Reference conditions according to DIN EN 61298 1 Temperature 18 30 C 64 86 F Relative humidity...

Page 81: ...n Measuring cells 500 mbar Turn down 1 1 to 15 1 0 075 0 05 of the set span Turn down 15 1 0 0015 x TD 0 053 of the set span Reference accuracy Chemical seal versions 100 mbar measuring cell Turn down...

Page 82: ...0 1 100 mbar 0 3 x TD 0 15 500 mbar 3 bar 0 12 x TD 0 1 16 bar 0 15 x TD 0 2 40 bar 0 37 x TD 0 1 Applies also to instruments with analogue 4 20 mA current output and refers to the set span Thermal c...

Page 83: ...r 500 mbar In uence of the sys tem pressure to the zero point 0 28 of URL 7 bar 0 70 of URL 70 bar 0 42 of URL 70 bar 0 14 of URL 70 bar In uence of the sys tem pressure to the span 0 28 of URL 7 bar...

Page 84: ...n cable PE 20 60 C 4 140 F Versions IP 66 IP 68 1 bar and IP 68 connection cable PUR 20 80 C 4 176 F Process conditions The pressure and temperature speci cations are used as overview In general the m...

Page 85: ...6000 kPa 160 bar 16000 kPa 240 bar 24000 kPa 30 mbar 3 kPa 160 bar 16000 kPa 160 bar 16000 kPa 240 bar 24000 kPa 100 mbar 10 kPa 160 bar 16000 kPa 160 bar 16000 kPa 240 bar 24000 kPa 500 mbar 50 kPa 1...

Page 86: ...l 2 x blind stopper M20 x 1 5 Double chamber housing l 1 x cable entry M20 x 1 5 cable 5 9 mm 1 x blind stopper M20 x 1 5 plug M12 x 1 for the external indicating and adjustment unit optional or l 1 x...

Page 87: ...68 with external electronics Connection cable between IP 68 instrument and external housing Structure Four wires screen braiding inner cover screen braiding outer cover Wire cross section 0 5 mm AWG...

Page 88: ...rating Housing standard IP 66 IP 6730 Aluminium and stainless housing op tionally available IP 68 1 bar 31 Process component in IP 68 version IP 68 25 bar External housing IP 65 Overvoltage category I...

Page 89: ...hat 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 wel...

Page 90: ...ure Sensor_Value Linearization adjustment Channel 1 Primary Value Channel 2 Secondary Value 1 Channel 3 Secondary Value 2 Channel 4 Temperature Fig 54 Transducer Block VEGADIF 65 TB Transducer Block A...

Page 91: ...range unit refers to Sensor_value Max Min_peak_sensor_value Cal_point_hi lo includes sensor unit bar PSI only unit part of DS 68 is writable l simulate_primary_value l simulate_secondary_value_1 l sim...

Page 92: ...alibration of the high limit point you give the high measurement value pressure to the sensor and transfer this point as HIGH to the transmitter Unit derives from Sensor_range unit l CAL_POINT_LO Lowe...

Page 93: ...derives from Temperature unit Write access resets to current value l min_peak_temperature_value Holds the minimum process temperature Write access resets to current value Unit derives from Temperatur...

Page 94: ...5 NPT 1 2 79 mm 3 31 1 Single chamber version 2 Double chamber version Aluminium housing 2 1 86 mm 3 39 116 mm 4 57 116 mm 4 57 M20x1 5 M20x1 5 NPT 87 mm 3 43 M16x1 5 86 mm 3 39 120 mm 4 72 M20x1 5 NP...

Page 95: ...el housing in protection IP 66 IP 68 1 bar 117 mm 4 61 120 mm 4 72 103 mm 4 06 105 mm 4 13 77 mm 3 03 116 mm 4 57 150 mm 5 91 84 mm 3 31 84 mm 3 31 93 mm 3 66 80 mm 3 15 112 mm 4 41 M20x1 5 NPT M20x1...

Page 96: ...ronics 1 2 68 3 mm 2 69 103 mm 4 06 93 mm 3 66 115 mm 4 53 55 mm 2 17 55 mm 2 17 90 mm 3 54 110 mm 4 33 66 mm 2 6 59 mm 2 32 1 Lateral cable outlet 2 Axial cable outlet 96 VEGADIF 65 Foundation Fieldb...

Page 97: ...128 mm 5 04 100 mm 3 94 98 mm 3 94 100 mm 3 94 106 mm 4 17 54 mm 2 13 54 mm 2 13 7 16 20 UNF M 10 1 4 18 NPT RC1 4 7 16 20 UNF M 10 M12 1 4 18 NPT RC1 4 Fig 61 Top 10 mbar and 30 mbar measuring cell...

Page 98: ...NPT IEC 61518 PN 160 M10 PN 420 M12 Steel C 22 8 incl 2 vent valves 316L 2 1 4 18 NPT IEC 61518 PN 160 M10 PN 420 M12 AISI 316L incl 2 vent valves 316L 3 1 4 18 NPT IEC 61518 PN 160 M10 PN 420 M12 Al...

Page 99: ...hout valves clo sing screws V RC 1 4 7 16 20 UNF AISI 316L incl 4 closing screws AISI 316L and 2 ventilation valves Oval ange prepared for chemical seal connection 2 3 72 mm 2 84 128 mm 5 04 98 mm 3 9...

Page 100: ...s 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 protegida...

Page 101: ...connection compartment 38 Error messages 73 F Fault recti cation 72 Flow measurement In gases 21 In liquids 22 In vapours 21 Functional principle 12 H Hotline 72 I Interface measurement 29 L Level me...

Page 102: ...102 VEGADIF 65 Foundation Fieldbus Index 36130 EN 110510...

Page 103: ...VEGADIF 65 Foundation Fieldbus 103 Index 36130 EN 110510...

Page 104: ...vega com Printing date ISO 9001 All statements concerning scope of delivery application practical use and operating conditions of the sensors and processing systems correspond to the information avail...

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