VEGA VEGAPULS 41 Profibus PA - Manual (Page 2)

2 VEGAPULS 41 – Profibus PA
27292-EN-041227
Contents
Contents
Safety information ........................................................................ 3
Note Ex area ................................................................................ 3
1 Product description .................................................................. 4
1.1 Function ................................................................................. 4
1.2 Application features ............................................................. 6
1.3 Profibus output signal .......................................................... 7
1.4 Adjustment ............................................................................ 8
1.5 Type survey ........................................................................ 12
1.6 Antennas ............................................................................. 12
2 Mounting and installation ..................................................... 13
2.1 General installation instructions ........................................ 13
2.2 Measurement of liquids ..................................................... 16
2.3 Measurement in standpipe (surge or bypass tube) ...... 17
2.4 False echoes ...................................................................... 22
2.5 Common installation mistakes ........................................... 24
3 Electrical connection .............................................................. 26
3.1 Connection – Connection cable – Screening ................... 26
3.2 Sensor address ................................................................. 29
3.3 Connecting the sensor ...................................................... 31
3.4 Connecting the external indicating instrument ................ 32
3.5 Bus configuration ............................................................... 33