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Contents

VEGAFLEX 81 • Foundation Fieldbus

47589-EN-140324

Contents

1  For your safety

1.1  Authorised personnel ....................................................................................................... 3

1.2  Appropriate use ................................................................................................................ 3

1.3  Warning about incorrect use ............................................................................................. 3

1.4  General safety instructions ............................................................................................... 3

1.5  CE conformity ................................................................................................................... 3

1.6  NAMUR recommendations .............................................................................................. 4

1.7  Environmental instructions ............................................................................................... 4

2  Product description

2.1  Configuration

 .................................................................................................................... 5

3 Mounting

3.1  General instructions for use of the instrument .................................................................. 7

3.2  Mounting instructions ....................................................................................................... 7

4  Connecting to power supply

4.1 Connecting ..................................................................................................................... 10

4.2  Wiring plan, single chamber housing.............................................................................. 11

4.3  Wiring plan, double chamber housing ............................................................................ 12

5  Set up with the display and adjustment module

5.1  Insert display and adjustment module ............................................................................ 13

5.2  Parameter adjustment - Quick setup .............................................................................. 14

6 Supplement

6.1  Technical data ................................................................................................................ 17

Information:

This quick setup guide enables a quick setup of your instrument.

You can find further information in the corresponding, comprehensive 

operating instructions. This manual is available on the supplied DVD 

or in the download area under "

www.vega.com

".

Operating instructions VEGAFLEX 81 - Foundation Fieldbus - 

Rod and cable probe: Document-ID 44218

Editing status of the quick setup guide: 2014-03-17

Summary of Contents for VEGAFLEX 81

Page 1: ...Quick setup guide TDR sensor for continuous level and interface measurement of liquids VEGAFLEX 81 Foundation Fieldbus Rod and cable probe Document ID 47589...

Page 2: ...ting 10 4 2 Wiring plan single chamber housing 11 4 3 Wiring plan double chamber housing 12 5 Set up with the display and adjustment module 5 1 Insert display and adjustment module 13 5 2 Parameter ad...

Page 3: ...mplying with all prevailing regulations and guidelines The instrument must only be operated in a technically flawless and reliable condition The operator is responsible for the trouble free operation...

Page 4: ...ed as the standard in field instrumentation The device fulfills the requirements of the following NAMUR recom mendations NE 21 Electromagnetic compatibility of equipment NE 43 Signal level for malfunc...

Page 5: ...tion class 13 ID numbers instrument documentation 14 Reminder to observe the instrument documentation 15 Notified authority for CE marking 16 Approval directives The type label contains the serial num...

Page 6: ...6 2 Product description VEGAFLEX 81 Foundation Fieldbus 47589 EN 140324 Scan the Data Matrix code on the type label of the instrument or Enter the serial number manually in the app...

Page 7: ...els 3 2 Mounting instructions Mount VEGAFLEX 81 in such a way that the distance to vessel instal lations or to the vessel wall is at least 300 mm 12 in In non metallic vessels the distance to the vess...

Page 8: ...measured value can be influenced by strong electromagnetic fields emitted interference according to EN 61326 class A In this case use a probe with coaxial version 1 2 Fig 3 Installation in non metalli...

Page 9: ...40324 h d d h DN40 DN150 DN150 DN200 150 100 _ _ Fig 4 Mounting socket When welding the socket make sure that the socket is flush with the vessel top 1 2 Fig 5 Socket must be installed flush 1 Unfavou...

Page 10: ...ctronics To do this lift the terminal block with a small screwdriver and pull it out When reinserting the terminal block you should hear it snap in Proceed as follows 1 Unscrew the housing cover 2 If...

Page 11: ...released the terminal closes again You can find further information on the max wire cross section under Technical data Electromechanical data 7 Check the hold of the wires in the terminals by lightly...

Page 12: ...f the cable screen 4 3 Wiring plan double chamber housing The following illustrations apply to the non Ex as well as to the Ex ia version Bus 5 1 2 6 7 8 2 3 4 1 Fig 9 Terminal compartment double cham...

Page 13: ...by 90 It is not necessary to interrupt the power supply Proceed as follows 1 Unscrew the housing cover 2 Place the display and adjustment module in the requested posi tion onto the electronics and tu...

Page 14: ...with an inspection glass is required 5 2 Parameter adjustment Quick setup To quickly and easily adapt the sensor to the application select the menu item Quick setup in the start graphic on the displa...

Page 15: ...of medium product Max adjustment In this menu item you can enter the max adjustment for the level Enter the appropriate distance value in m corresponding to the percentage value for the full vessel Th...

Page 16: ...isplayed correctly False signal suppression High sockets and internal vessel installations cause interfering reflec tions and can influence the measurement A false signal suppression detects marks and...

Page 17: ...on spring loaded terminals Massive wire cord 0 2 2 5 mm AWG 24 14 Stranded wire with end sleeve 0 2 1 5 mm AWG 24 16 Voltage supply Operating voltage Non Ex instrument 9 32 V DC Non Ex instrument 9 32...

Page 18: ...18 Notes VEGAFLEX 81 Foundation Fieldbus 47589 EN 140324...

Page 19: ...19 Notes VEGAFLEX 81 Foundation Fieldbus 47589 EN 140324...

Page 20: ...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 n...

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