ABB AC 800M

Section 3 Configuration I/O Systems
3BSE 027 941 R301 97
This provides a total of eight clusters (groups), with a maximum 8 x 12 = 96 S800
I/O units connected to an AC 800M Controller with single CPU configuration.
Figure 28. Electrical and Optical ModuleBus Configuration
Maximum of 7
clusters (groups)
Maximum of 12 x I/O units
PM8xx
TB820
TB820
TB820
Optical
Local
ModuleBus
Central/Remote
Optical
ModuleBus
Electrical
ModuleBus