● You can connect a maximum of 31 field devices per PROFIBUS PA.
● The maximum power consumption of 1 A must not be exceeded. This figure includes all
components connected to the PROFIBUS PA.
Configuration
Examples for connections of field devices via AFD and AFS are shown in the following figures.
3$/LQNZLWK
UHGXQGDQW,0DQG
UHGXQGDQW'33$FRXSOHU)'&
3$/LQNZLWK
UHGXQGDQW,0DQG
UHGXQGDQW'33$FRXSOHU)'&
PD[$)'
PD[
PD[
)DXOWWROHUDQW352),%863$
)DXOWWROHUDQW352),%863$
352),%86'3
6+
$)6
352),%86'3
$)'
$)'$)'$)'L6
$)'L6
Figure 4-5 Redundant connection to the redundant PROFIBUS DP
High availability solutions in PCS 7
4.3 Solutions for communication
High Availability Process Control Systems (V9.0)
Function Manual, 05/2017, A5E39221836-AA 85
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