ABB AC 800M Manual

PM891 Processor Unit – General Section 1 Introduction
46 3BSE036351-510 A
Figure 13. Example of AC 800M/S800 I/O and FOUNDATION Fieldbus High Speed
Ethernet Interconnection in Single PM891 Configuration
PM891
CPU
CI854ACI860
TB820 DI810 AI810 AO820
To 6 Additional Optical
Max 12 Modules per Cluster
Modulebus Clusters
See
Note 1
See
Note 2
Note 3 – For example FOUNDATION Fieldbus
Optical
Optical
PROFIBUS DP
Max 12 units
FOUNDATION
Fieldbus HSE
LD 800HSE
see Note 3
High Speed Ethernet
FOUNDATION Fieldbus H1 Link
1...4 Links
FF Field
Device
...
1 to 4 Links FOUNDATION Fieldbus H1
FF Field
Device
FF Field
Device
HSE
Device
Note 1 – Maximum 7 clusters (1 optical cluster for PM851).
Note 2 – Central S800 I/O. Max. 96 units.
Max 200 m between clusters.
Restrictions apply, see I/O documentation.
Linking Device LD 800HSE
LD 800HSE
see Note 3

ABB AC 800M Specifications

General

Brand	ABB
Model	AC 800M
Category	Controller
Language	English