Endress+Hauser Proline Promag W 500 - Page 35

Proline Promag W 500
Endress+Hauser 35
PROFIBUS PA
21 3 4
78
6 6
6
6
5
6
6
5
A0028768
 5 Connection example for PROFIBUS PA
1 Control system (e.g. PLC)
2 PROFIBUS PA segment coupler
3 Cable shield: the cable shield must be grounded at both ends to comply with EMC requirements; observe cable
specifications
4 T-box
5 Measuring device
6 Local grounding
7 Bus terminator
8 Potential matching line
PROFIBUS DP
2
1
A
B
3
4
4
A
B
A
B
A0028765
 6 Connection example for PROFIBUS DP, non-hazardous area and Zone 2/Div. 2
1 Control system (e.g. PLC)
2 Cable shield: the cable shield must be grounded at both ends to comply with EMC requirements; observe cable
specifications
3 Distribution box
4 Transmitter
If baud rates > 1.5 MBaud an EMC cable entry must be used and the cable shield must continue
as far as the terminal wherever possible.