3 Product Description X-CPU 01
Page 12 of 52 HI 801 009 E Rev. 4.00
3.4 Structure
The processor module is a plug-in module that is inserted into a base plate and supplied
with electric power.
Functional units of the module:
Safety-related processor system 1oo2
System controller
Ethernet switch
Memory
Mode switch, see Chapter
3.4.18.
Indicators, see Chapter
3.4.11.
3.4.1 Block Diagram, Functional Units
The following block diagram illustrates the structure of the module.
Mode Switch
1oo2 Processor System
Comparator
Watchdog
System Controller
Ethernet Switch
System Bus A and System Bus B
Figure 2: Block Diagram