VEGA VEGAFLEX 86 4 … 20 mA_HART two-wire Coax probe With SIL qualification User Manual

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Contents

VEGAFLEX 86 • 4 … 20 mA/HART two-wire

44231-EN-130823

Contents

1 About this document

1.1 Function ........................................................................................................................... 6

1.2 Target group ..................................................................................................................... 6

1.3 Symbolism used ............................................................................................................... 6

2 For your safety

2.1 Authorised personnel ....................................................................................................... 7

2.2 Appropriate use ................................................................................................................ 7

2.3 Warning about incorrect use ............................................................................................. 7

2.4 General safety instructions ............................................................................................... 7

2.5 CE conformity ................................................................................................................... 7

2.6 SIL qualification according to IEC 61508 .......................................................................... 8

2.7 NAMUR recommendations .............................................................................................. 8

2.8 Environmental instructions ............................................................................................... 8

3 Product description

3.1 Configuration .................................................................................................................... 9

3.2 Principle of operation...................................................................................................... 10

3.3 Packaging, transport and storage ................................................................................... 13

3.4 Accessories and replacement parts ............................................................................... 13

4 Mounting

4.1 General instructions ....................................................................................................... 15

4.2 Mounting instructions ..................................................................................................... 15

5 Connecting to power supply

5.1 Preparing the connection ............................................................................................... 20

5.2 Connecting ..................................................................................................................... 21

5.3 Wiring plan, single chamber housing.............................................................................. 23

5.4 Wiring plan, double chamber housing ............................................................................ 23

5.5 Wiring plan, Ex-d-ia double chamber housing ................................................................ 24

5.6 Wiring plan - version IP 66/IP 68, 1 bar ........................................................................... 26

5.7 Supplementary electronics ............................................................................................. 26

5.8 Switch-on phase............................................................................................................. 27

6 Functional safety (SIL)

6.1 Objective ........................................................................................................................ 28

6.2 SIL qualification .............................................................................................................. 28

6.3 Application area ............................................................................................................. 28

6.4 Safety concept of the parameterization .......................................................................... 29

6.5 Setup process ................................................................................................................ 30

7 Set up with the display and adjustment module

7.1 Insert display and adjustment module ............................................................................ 33

7.2 Adjustment system ......................................................................................................... 34

7.3 Parameter adjustment .................................................................................................... 35

7.4 Saving the parameter adjustment data ........................................................................... 57

8 Setup with PACTware

8.1 Connect the PC .............................................................................................................. 58

8.2 Parameter adjustment with PACTware ............................................................................ 59

8.3 Saving the parameter adjustment data ........................................................................... 60

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