Vega VEGACAP 35, Operating Instructions Manual

Page 1: ...Operating Instructions Capacitive cable electrode for level detection VEGACAP 35 Relay DPDT Document ID 33759...

Page 2: ...Adjustment 7 3 4 Packaging transport and storage 8 4 Mounting 9 4 1 General instructions 9 4 2 Mounting instructions 10 5 Connecting to power supply 14 5 1 Preparing the connection 14 5 2 Wiring plan...

Page 3: ...s to the Docu ment ID By entering the Document ID on www vega com you will reach the document download Information note tip This symbol indicates helpful additional infor mation and tips for successfu...

Page 4: ...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 instruction...

Page 5: ...ly with the relevant requirements of the Canadian Electrical Code CEC Par I Canada 2 7 Safety instructions for Ex areas For applications in explosion proof areas Ex only devices with cor responding Ex...

Page 6: ...eatures are also described in this operating instructions manual The respective scope of delivery results from the order specification The VEGACAP 35 consists of the components Process fitting with pr...

Page 7: ...trode surfaces 2 Size of the electrode surfaces 3 Type of dielectric between the electrodes The probe and the vessel wall are the capacitor plates The measured product is the dielectric Due to the hig...

Page 8: ...eration 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...

Page 9: ...tically The instrument must be mounted in such a way that the probe is at the height of the requested switching point Before beginning the welding work remove the electronics module from the sensor By...

Page 10: ...y The free openings for the cable glands are therefore covered with red dust protection caps as transport protection Prior to setup you have to replace these protective caps with ap proved cable gland...

Page 11: ...can form which change the switching point Please keep this in mind when installing the sensor in the vessel We recommend selecting an installation location where the probe detects the average value o...

Page 12: ...Mounting VEGACAP 35 Relay DPDT 33759 EN 230510 d d d 6 d 6 Fig 5 Filling and emptying centred d d 6 1 2 3 Fig 6 Filling in the centre emptying laterally 1 VEGACAP 35 2 Discharge opening 3 Filling ope...

Page 13: ...e 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 sibl...

Page 14: ...three wire cable without shielding If electromagnetic 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 us...

Page 15: ...old plating on the relay contact surface will be permanently damaged The contact is then no longer suitable for switching low voltage circuits Inductive loads also result from the connection to a PLC...

Page 16: ...output will change if you set the mode switch 5 afterwards This could possibly trigger other con nected instruments or devices 6 2 Adjustment elements 3 4 5 6 1 2 Fig 8 Electronics module with relay...

Page 17: ...setting the electronics module is adjusted to the basic capacitance of the probe The relay output switches when the cover ing is in the range of the active probe tip gravity weight Changing dielectric...

Page 18: ...llowing table 6 The probe is now ready for operation Sensitivity Standard very sensitive additional turns Dielectric constant 1 5 2 5 turns Tab 1 Number of additional turns for the potentiometer 6 Not...

Page 19: ...759 EN 230510 Level Switching status Control lamp Mode B Dry run protection 5 3 4 8 6 7 Relay energized Mode B Dry run protection 5 3 4 8 6 7 Relay deener gized Failure of the sup ply voltage mode A B...

Page 20: ...or 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 Depending on th...

Page 21: ...odule Check the resistance between the marked plug connections See the follow ing instructions Electronics defective Press the mode switch A B If the instrument then changes the mode the instrument ma...

Page 22: ...insulation A possible reason could be also a non insu lated electrode which is used in a conductive humid medium If the resistor is higher or if the connection is interrupted the reason is mostly a c...

Page 23: ...exchange the electronics module by a similar replacement electronics if available If the fault is eliminated after inserting the new electronics module then you have to carry out a fresh adjustment w...

Page 24: ...two screws with a Torx screwdriver 11 Lead the connection cable through the cable gland 12 Insert the wire ends into the open terminals according to the wir ing plan and tighten them 13 Check the hol...

Page 25: ...Locking sleeve 5 Threaded pins 6 Insulating sleeve 7 Lower part of the weight 8 Threaded pin 1 Unscrew pin 8 2 Unscrew the lower part of the weight 7 3 Shift the upper part of the weight 1 the four O...

Page 26: ...the isolating sleeve 6 onto the locking sleeve 4 13 Shift the lower part of the weight 7 to the upper part of the weight 1 and screw them together 14 Lock the upper part of the weight 1 with pin 8 15...

Page 27: ...o voltage sup ply and carry out the listed steps in reverse order 8 2 Disposal Pass the instrument on to a specialised recycling company and do not use the municipal collecting points Remove any batte...

Page 28: ...able gland NBR Blind plug cable gland PA Process fittings Pipe thread cylindrical DIN 3852 A G1 Pipe thread conical ASME B1 20 1 1 NPT Weight Instrument weight depending on process fitting 0 8 4 kg 0...

Page 29: ...The contact is then no longer suitable for switching low level signal circuits Potential separation 500 V DC Contact material relay contacts AgNi Au plated or AgSnO Au plated Modes switchable A overf...

Page 30: ...ure 2 Process temperature 16 bar 232psi 10 C 4 F 80 C 176 F 60 C 140 F 0 C 32 F 2 1 Fig 12 Process pressure Process temperature VEGACAP 35 with process fitting of 316L 1 Process pressure 2 Process tem...

Page 31: ...ambient temperature can be max 50 C 122 F Power consumption 1 9 VA AC approximately 1 5 W DC Electrical protective measures Protection rating IP66 IP67 NEMA Type 4X Altitude above sea level up to 500...

Page 32: ...00 mm 7 7 8 90 mm 3 35 64 20 mm 25 32 21 mm 53 64 28 mm 1 7 64 40 mm 1 37 64 13 5 mm 17 32 6 mm 15 64 SW 60 2 23 64 G1 1 NPT L 85 mm 3 11 32 76 mm 2 63 64 Fig 14 VEGACAP 35 cable version with 6 mm thr...

Page 33: ...nter www vega com Les lignes de produits VEGA sont globalement prot g es par des droits de propri t intellec tuelle Pour plus d informations on pourra se r f rer au site www vega com VEGA lineas de pr...

Page 34: ...34 Notes VEGACAP 35 Relay DPDT 33759 EN 230510...

Page 35: ...35 Notes VEGACAP 35 Relay DPDT 33759 EN 230510...

Page 36: ...ing 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 withou...