(QFRGHU
5HGXQGDQWLQSXWPRGXOH
(70
[,0
6+
352),%86'3
Availability
If the active PROFIBUS DP fails, sensors and H system can communicate with each other
over the redundant bus connection. The configuration shown in the following figure provides
increased availability due to the redundant interfacing of the distributed I/O.
(QFRGHU
+V\VWHP
%XV
%XV
60
&38
36
,0
&3
(70
,,
(70
,
60
&38
36
,0
,0
,0
&3
Additional information
● Section "How to configure redundant PROFIBUS DP (Page 119)"
● Manual
SIMATIC Net PROFIBUS Networks
● Manual
SIMATIC; Communication with SIMATIC
High availability solutions in PCS 7
4.3 Solutions for communication
High Availability Process Control Systems (V9.0)
Function Manual, 05/2017, A5E39221836-AA 77