ABB AC 800M Manual page 46

PM891 Processor Unit – General
Max 12 units
CI860
PROFIBUS DP
FOUNDATION
Fieldbus HSE
LD 800HSE
see Note 3
LD 800HSE
see Note 3
HSE
Device
Figure 13. Example of AC 800M/S800 I/O and FOUNDATION Fieldbus High Speed
Ethernet Interconnection in Single PM891 Configuration
46
CI854A PM891
CPU
Optical
TB820
Optical
FOUNDATION Fieldbus H1 Link
1...4 Links
FF Field
1 to 4 Links FOUNDATION Fieldbus H1
Max 12 Modules per Cluster
DI810 AI810 AO820
To 6 Additional Optical
Modulebus Clusters
FF Field
Device Device
Note 1 – Maximum 7 clusters (1 optical cluster for PM851).
Max 200 m between clusters.
Restrictions apply, see I/O documentation.
Note 2 – Central S800 I/O. Max. 96 units.
Note 3 – For example FOUNDATION Fieldbus
Linking Device LD 800HSE
Section 1 Introduction
See
Note 2
See
Note 1
FF Field
...
Device
3BSE036351-510 A