VEGA VEGAPULS 56 Profibus PA - Manual (Page 2)

2 VEGAPULS 56 Profibus PA
Contents
Contents
Safety information ........................................................................ 3
Note Ex area ................................................................................ 3
1 Product description
1.1 Function ................................................................................. 4
1.2 Application features ............................................................. 6
1.3 Profibus output signal .......................................................... 7
1.4 Adjustment ............................................................................ 8
1.5 Antennas ............................................................................. 13
2 Types and versions
2.1 Type survey ........................................................................ 14
2.2 Type code ........................................................................... 15
2.3 Bus configuration ............................................................... 16
3 Mounting and installation
3.1 General installation instructions ........................................ 22
3.2 Measurement of liquids ..................................................... 24
3.3 Measurement in standpipe (surge or bypass tube) ...... 25
3.4 False echoes ...................................................................... 32
3.5 Installation mistakes ........................................................... 34