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Contents

VEGACAP 67 • Two-wire

31317-EN-200929

Editing status: 2020-09-24

Содержание VEGACAP 67

Страница 1: ...Operating Instructions Capacitive high temperature probe for level detection VEGACAP 67 Two wire Document ID 31317 ...

Страница 2: ...and storage 10 3 5 Accessories 11 4 Mounting 12 4 1 General instructions 12 4 2 Mounting instructions 14 5 Connecting to power supply 17 5 1 Preparing the connection 17 5 2 Connection procedure 17 5 3 Wiring plan single chamber housing 18 5 4 Wiring plan version IP66 IP68 1 bar 20 5 5 Warm up reaction 20 6 Setup 21 6 1 General information 21 6 2 Adjustment elements 21 7 Maintenance and fault recti...

Страница 3: ...3 Contents VEGACAP 67 Two wire 31317 EN 200929 Editing status 2020 09 24 ...

Страница 4: ...he Document ID on www vega com you will reach the document download 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...

Страница 5: ...ect mounting or adjustment Damage to property and persons or environmental contamination can result Also the protective characteristics of the instrument can be impaired 2 4 General safety instructions This is a state of the art instrument complying with all prevailing regulations and directives The instrument must only be operated in a technically flawless and reliable condition The operator is r...

Страница 6: ...a shall comply with the relevant requirements of the Canadian Electrical Code 2 7 Safety instructions for Ex areas For Ex applications only devices with corresponding Ex approval may be used Observe the Ex specific safety instructions These are an integral part of the operating instructions and are enclosed with every device with Ex approval 2 8 Environmental instructions Protection of the environ...

Страница 7: ...ertificates Information Optional instrument features are also described in this operating instructions manual The respective scope of delivery results from the order specification This operating instructions manual applies to the following instrument versions Hardware from 1 0 0 Software from 1 3 0 Only for instrument versions without SIL qualification The VEGACAP 67 consists of the components Pro...

Страница 8: ...200929 1 2 3 5 4 Fig 1 VEGACAP 67 with plastic housing 1 Housing lid 2 Housing with electronics 3 Process fitting 4 Supporting tube 5 Ceramic insulator The type label contains the most important data for identification and use of the instrument Type label ...

Страница 9: ...www vega com Search You can find the serial number on the inside of the instrument as well as on the type label on the outside The type label contains the serial number of the instrument With it you can find the following instrument data on our homepage Product code HTML Delivery date HTML Order specific instrument features HTML Operating instructions and quick setup guide at the time of ship ment...

Страница 10: ...red The capacitance change is converted by the electronics module into a switching command Depending on your requirements VEGACAP 67 with two wire elec tronics can be connected to different controllers Compatible control lers are listed in chapter Technical data The data for power supply are specified in chapter Technical data 3 3 Adjustment The probe can be adapted to the dielectric constant of t...

Страница 11: ...nless 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 Relative humidity 20 85 With instrument weights of more than 18 kg 39 68 lbs sui...

Страница 12: ... remove the electronics module from the sensor By doing this you avoid damage to the electronics through inductive coupling Ground the probe before welding directly on the rod or cable Devices with threaded fitting are screwed into the process fitting with a suitable wrench via the hexagon See chapter Dimensions for wrench size Warning The housing or the electrical connection may not be used for s...

Страница 13: ... 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 Non conductive vessels In non conductive vessels e g plastic tanks the second pole of the capacitor must be provided separately Metric threads In the case of instrument hou...

Страница 14: ...ing openings agitators etc can occur This applies particularly to instrument versions with a longer probe Fig 5 Inflowing medium The probe should protrude into the vessel to avoid buildup For that reason avoid using mounting bosses for flanges and screwed fittings This applies particularly to use with adhesive products In silos with bulk solids material cones can form which change the switching po...

Страница 15: ... Two wire 31317 EN 200929 To compensate measurement errors caused by the material cone in cylindrical vessels the sensor must be mounted at a distance of d 6 from the vessel wall d d d 6 d 6 Fig 6 Filling and emptying centred ...

Страница 16: ... 1 VEGACAP 67 2 Discharge opening 3 Filling opening Make sure that the max permissible tensile load of the suspension cable is not exceeded The danger of this happening exists particu larly with very heavy solids and large meas lengths The max permis sible load is stated in chapter Technical data Tensile load ...

Страница 17: ...romagnetic interference is expected which is above the test values of EN 61326 for industrial areas shielded cable should be used Make sure that the cable used has the required temperature resist ance and fire safety for max occurring ambient temperature Use cable with round cross section for instruments with housing and cable gland To ensure the seal effect of the cable gland IP protection rating...

Страница 18: ...inals by lightly pulling on them 9 Tighten the compression nut of the cable entry gland The seal ring must completely encircle the cable 10 If necessary carry out a fresh adjustment 11 Screw the housing lid back on The electrical connection is finished 5 3 Wiring plan single chamber housing 1 4 4 4 2 3 Fig 9 Material versions single chamber housing 1 Plastic not with dust Ex 2 Aluminium 3 Stainles...

Страница 19: ...ller The sensor is powered by the con nected controller Further information is available in chapter Techni cal data Ex technical data are available in the Safety information The wiring example is applicable for all suitable controllers Take note of the operating instructions manual of the controller Suit able controllers are listed in chapter Technical data 1 Fig 11 Wiring plan 1 Voltage supply El...

Страница 20: ...ly or to the processing system 2 Shielding 5 5 Warm up reaction After connecting to voltage supply or after a voltage recurrence the instrument passes a certain switch on routine By lowering the current value when switching on the instrument can output briefly a fault message 10 I mA 20 5 2 3 1 5 3 4 5 t s 1 Fig 13 Warm up reaction 1 Measured value Wire assignment con nection cable ...

Страница 21: ... mode switch afterwards This could possibly trigger other connected instruments or devices 6 2 Adjustment elements 4 1 2 3 Fig 14 Electronics module Two wire output 1 DIL switch for measuring range selection with compensation button 2 Ground terminal 3 Connection terminals 4 Control lamp A failure can be displayed when the housing is closed only plastic housing Take note of the switching point adj...

Страница 22: ...l of the Controller The adjustment of the switching point is only possible in installed condition Standing capacitances in a vessel can influence the measurement We therefore recommend to carry out a compensation of these stand ing capacitances before the adjustment 1 Make sure that the probe is correctly mounted and connected 2 Make sure that the probe is uncovered 2 1 Fig 15 Compensation key 1 M...

Страница 23: ...tify faults The device 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 take is to check the output signal In many cases the causes can be determined this way and the faults quickly rectified Should these measures not be successful please call in urgent cases the V...

Страница 24: ...e may be mechanically damaged Should the switching func tion in the correct mode still be faulty return the probe for repair Check if there is buildup on the probe and if so re move it Unfavourable installation location Check if the probe is covered by buildup on the socket Mount the instrument at a location in the vessel where e g no mounds can form Signal lamp flashes red Electronics module has ...

Страница 25: ...r Torx size T10 or slot 4 2 1 Fig 17 Loosen the holding screws 1 Electronics module 2 Screws 2 pcs 6 Pull out old electronics module 7 Compare the new electronics module with the old one The type label of the electronics module must correspond to that of the old electronics module This applies particularly to instruments used in hazardous areas 8 Compare the settings of the two electronics modules...

Страница 26: ... switch 1 pushed until the control lamp 2 flashes green 17 Carry out the adjustment again See chapter Set up adjustment elements 18 Screw the housing lid back on The electronics exchange is now finished 7 4 Shortening of the probe The rod of the probe can be shortened to any length 1 Shorten the rod probe to the requested length with a metal saw 2 Mount the probe into the vessel Make sure that the...

Страница 27: ...ng this you help us carry out the repair quickly and without hav ing to call back for needed information If a repair is necessary please proceed as follows Print and fill out one form per instrument Clean the instrument and pack it damage proof Attach the completed form and if need be also a safety data sheet outside on the packaging Please contact the agency serving you to get the address for the...

Страница 28: ...s of materials which can be recycled by spe cialised recycling companies We use recyclable materials and have designed the electronics to be easily separable WEEE directive The instrument does not fall in the scope of the EU WEEE directive Article 2 of this Directive exempts electrical and electronic equipment from this requirement if it is part of another instrument that does not fall in the scop...

Страница 29: ...ing to DIN 40685 Ʋ Ʋ Probe rod ceramic partly insulated ø 15 mm 0 591 in 316L Ʋ Ʋ Probe cable ceramic partly insulated ø 8 mm 0 315 in 1 316 1 4401 Ʋ Ʋ Gravity weight 316L Materials non wetted parts Ʋ Ʋ Plastic housing Plastic PBT Polyester Ʋ Ʋ Aluminium die cast housing Aluminium die casting AlSi10Mg powder coated Basis Polyester Ʋ Ʋ Stainless steel housing precision casting 316L Ʋ Ʋ Stainless st...

Страница 30: ...tput variable Output Two wire output Suitable controllers VEGATOR 141 142 620 621 622 Output signal 4 20 mA not standardised Fault message 2 3 mA Switching delay Ʋ Ʋ When immersed 0 7 s Ʋ Ʋ When laid bare 0 7 s Ʋ Ʋ In the event of a fault 1 s Measurement accuracy according to DIN EN 60770 1 Reference conditions according to DIN EN 61298 1 Ʋ Ʋ Temperature 18 30 C 64 86 F Ʋ Ʋ Relative humidity 45 75...

Страница 31: ... Ʋ Cable entry M20 x 1 5 NPT Ʋ Ʋ Cable gland M20 x 1 5 NPT Ʋ Ʋ Blind plug M20 x 1 5 NPT Ʋ Ʋ Closing cap NPT Wire cross section spring loaded terminals Ʋ Ʋ Massive wire stranded wire 0 2 2 5 mm AWG 24 14 Ʋ Ʋ Stranded wire with end sleeve 0 2 1 5 mm AWG 24 16 Electromechanical data version IP66 IP68 1 bar Options of the cable entry Ʋ Ʋ Cable entry M20 x 1 5 NPT Ʋ Ʋ Cable gland M20 x 1 5 NPT Ʋ Ʋ Blin...

Страница 32: ...on rating Housing material Protection acc to IEC 60529 Protection acc to NEMA Plastic IP66 IP67 Type 4X Aluminium IP66 IP68 0 2 bar IP68 1 bar Type 6P Type 6P Stainless steel electro polished IP66 IP68 0 2 bar IP68 1 bar Type 6P Type 6P Stainless steel precision casting IP66 IP68 0 2 bar IP68 1 bar Type 6P Type 6P Altitude above sea level up to 5000 m 16404 ft Protection class II 9 2 Dimensions Th...

Страница 33: ... 5 NPT Fig 21 Housing versions in protection IP66 IP67 and IP66 IP68 0 2 bar 1 Plastic single chamber 2 Stainless steel single chamber electropolished 3 Stainless steel single chamber precision casting 4 Aluminium single chamber Housing in protection IP66 IP68 1 bar 117 mm 4 61 103 mm 4 06 ø 77 mm 3 03 116 mm 4 57 150 mm 5 91 ø 84 mm 3 31 M20x1 5 M20x1 5 M20x1 5 1 2 Fig 22 Housing versions with pr...

Страница 34: ... 59 ø 8 mm 0 32 200 mm 7 87 SW46 G1 A NPT1 Fig 23 VEGACAP 67 threaded version G1 ISO 228 T1 and 1 NPT 50 300 C 58 572 F Version 50 400 C 58 752 F only with external housing See supplementary instructions manual External housing VEGACAP VEGACAL L Sensor length see chapter Technical data L1 Supporting tube length see chapter Technical data ...

Страница 35: ... droits de propriété intellec tuelle Pour plus d informations on pourra se référer au site www vega com VEGA lineas de productos están protegidas por los derechos en el campo de la propiedad indus trial Para mayor información revise la pagina web www vega com Линии продукции фирмы ВЕГА защищаются по всему миру правами на интеллектуальную собственность Дальнейшую информацию смотрите на сайте www ve...

Страница 36: ...e 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 VEGA Grieshaber KG Schiltach Germany 2020 Phone 49 7836 50 0 Fax 49 7836 50 201 E mail info de vega com www vega com ...

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