Vega VEGAFLEX 86 User manual

Operating Instructions
TDR sensor for continuous level and
interface measurement of liquids
VEGAFLEX 86
Two-wire 4 … 20 mA/HART
Rod and cable probe
With SIL qualication
-196 … +280 °C
-196 … +450 °C
Document ID: 44234

2
Contents
VEGAFLEX 86 • Two-wire 4 … 20 mA/HART
44234-EN-200212
Contents
1 About this document ............................................................................................................... 4
1.1 Function ........................................................................................................................... 4
1.2 Target group ..................................................................................................................... 4
1.3 Symbols used................................................................................................................... 4
2 For your safety ......................................................................................................................... 5
2.1 Authorised personnel ....................................................................................................... 5
2.2 Appropriate use................................................................................................................ 5
2.3 Warning about incorrect use............................................................................................. 5
2.4 General safety instructions............................................................................................... 5
2.5 EU conformity................................................................................................................... 6
2.6 SILqualicationaccordingtoIEC61508.......................................................................... 6
2.7 NAMUR recommendations .............................................................................................. 6
2.8 Installation and operation in the USA and Canada ........................................................... 6
2.9 Environmental instructions ............................................................................................... 7
3 Product description ................................................................................................................. 8
3.1 Conguration.................................................................................................................... 8
3.2 Principle of operation...................................................................................................... 10
3.3 Packaging, transport and storage................................................................................... 12
3.4 Accessories.................................................................................................................... 12
4 Mounting................................................................................................................................. 15
4.1 General instructions ....................................................................................................... 15
4.2 Mounting instructions ..................................................................................................... 16
5 Connecting to power supply................................................................................................. 26
5.1 Preparing the connection ............................................................................................... 26
5.2 Connecting..................................................................................................................... 27
5.3 Wiring plan, single chamber housing.............................................................................. 28
5.4 Wiring plan, double chamber housing ............................................................................ 29
5.5 Wiring plan, Ex-d-ia double chamber housing................................................................ 30
5.6 Double chamber housing with VEGADIS-Adapter.......................................................... 31
5.7 Wiring plan - version IP66/IP68, 1 bar ............................................................................ 32
5.8 Supplementary electronics............................................................................................. 32
5.9 Switch-on phase............................................................................................................. 32
6 Functional safety (SIL) .......................................................................................................... 34
6.1 Objective........................................................................................................................ 34
6.2 SILqualication.............................................................................................................. 34
6.3 Application area ............................................................................................................. 34
6.4 Safety concept of the parameterization .......................................................................... 35
6.5 Setup process ................................................................................................................ 36
7 Set up with the display and adjustment module ................................................................ 39
7.1 Insert display and adjustment module............................................................................ 39
7.2 Adjustment system......................................................................................................... 40
7.3 Parameter adjustment - Extended adjustment................................................................ 41
7.4 Saving the parameterisation data................................................................................... 61
8 Setup with PACTware............................................................................................................. 63
8.1 Connect the PC.............................................................................................................. 63

3
Contents
VEGAFLEX 86 • Two-wire 4 … 20 mA/HART
44234-EN-200212
8.2 Parameter adjustment with PACTware............................................................................ 63
8.3 Saving the parameterisation data................................................................................... 65
9 Set up with other systems .................................................................................................... 66
9.1 DD adjustment programs ............................................................................................... 66
9.2 Field Communicator 375, 475 ........................................................................................ 66
10 Diagnostics and servicing .................................................................................................... 67
10.1 Maintenance .................................................................................................................. 67
10.2 Diagnosis memory ......................................................................................................... 67
10.3 Status messages............................................................................................................ 68
10.4 Rectify faults................................................................................................................... 71
10.5 Exchanging the electronics module................................................................................ 74
10.6 Exchange or shorten cable/rod ...................................................................................... 75
10.7 Software update ............................................................................................................. 77
10.8 How to proceed if a repair is necessary.......................................................................... 78
11 Dismount................................................................................................................................. 79
11.1 Dismounting steps.......................................................................................................... 79
11.2 Disposal ......................................................................................................................... 79
12 Supplement ............................................................................................................................ 80
12.1 Technical data ................................................................................................................ 80
12.2 Dimensions .................................................................................................................... 93
12.3 Industrial property rights................................................................................................. 99
12.4 Trademark ...................................................................................................................... 99
Safety instructions for Ex areas
TakenoteoftheExspecicsafetyinstructionsforExapplications.
These instructions are attached as documents to each instrument
with Ex approval and are part of the operating instructions.
Editing status: 2020-01-24

4
1 About this document
VEGAFLEX 86 • Two-wire 4 … 20 mA/HART
44234-EN-200212
1 About this document
1.1 Function
This instruction provides all the information you need for mounting,
connection and setup as well as important instructions for mainte-
nance,faultrectication,theexchangeofpartsandthesafetyofthe
user. Please read this information before putting the instrument into
operation and keep this manual accessible in the immediate vicinity
of the device.
1.2 Target group
This operating instructions manual is directed to trained personnel.
Thecontentsofthismanualmustbemadeavailabletothequalied
personnel and implemented.
1.3 Symbols used
Document ID
This symbol on the front page of this instruction refers 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 successful work.
Note: This symbol indicates notes to prevent failures, malfunctions,
damage to devices or plants.
Caution: Non-observance of the information marked with this symbol
may result in personal injury.
Warning: Non-observance of the information marked with this symbol
may result in serious or fatal personal injury.
Danger: Non-observance of the information marked with this symbol
results in serious or fatal personal injury.
Ex applications
This symbol indicates special instructions for Ex applications.
• List
The dot set in front indicates a list with no implied sequence.
1 Sequence of actions
Numbers set in front indicate successive steps in a procedure.
Battery disposal
This symbol indicates special information about the disposal of bat-
teries and accumulators.

5
2 For your safety
VEGAFLEX 86 • Two-wire 4 … 20 mA/HART
44234-EN-200212
2 For your safety
2.1 Authorised personnel
All operations described in this documentation must be carried out
onlybytrained,qualiedpersonnelauthorisedbytheplantoperator.
During work on and with the device, the required personal protective
equipment must always be worn.
2.2 Appropriate use
VEGAFLEX 86 is a sensor for continuous level measurement.
Youcannddetailedinformationabouttheareaofapplicationin
chapter "Product description".
Operational reliability is ensured only if the instrument is properly
usedaccordingtothespecicationsintheoperatinginstructions
manual as well as possible supplementary instructions.
2.3 Warning about incorrect use
Inappropriate or incorrect use of this product can give rise to applica-
tion-specichazards,e.g.vesseloverllthroughincorrect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awlessandreliablecondition.Theoperatorisresponsi-
ble for the trouble-free operation of the instrument. When measuring
aggressive or corrosive media that can cause a dangerous situation
if the instrument malfunctions, the operator has to implement suitable
measures to make sure the instrument is functioning properly.
During the entire duration of use, the user is obliged to determine the
compliance of the necessary occupational safety measures with the
current valid rules and regulations and also take note of new regula-
tions.
The safety instructions in this operating instructions manual, the na-
tional installation standards as well as the valid safety regulations and
accident prevention rules must be observed by the user.
For safety and warranty reasons, any invasive work on the device
beyond that described in the operating instructions manual may be
carried out only by personnel authorised by the manufacturer. Arbi-
traryconversionsormodicationsareexplicitlyforbidden.Forsafety
reasons,onlytheaccessoryspeciedbythemanufacturermustbe
used.
To avoid any danger, the safety approval markings and safety tips on
the device must also be observed.