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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 SILqualicationaccordingtoIEC61508.......................................................................... 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 Conguration.................................................................................................................... 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 SILqualication.............................................................................................................. 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
