30 Operation principle and hardware description
Overview of the control connections of the BCU control unit
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The diagram shows the control connections and interfaces of the BCU control unit.
7
6
1
Analog and digital I/O extension modules and
2
fieldbus communication modules can be inserted
3
into slots 1, 2 and 3.
4
Memory unit
5
Slot 4 for RDCO-0x
6
Terminal blocks.
9
8
4
1
2
3
5
10
7
Control panel.
8
Fiber optic links to power modules (inverter,
supply, brake or converter)
9
Ethernet port. Not in use.
10
Safety option interface. Only in use for the invert-
er units.