B 5233-1/-2 / H51q-HS/HRS (0605)
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4.5.3 Systems H51q-HS/HRS
For the I/O rack the connection to the I/O bus is made via a coupling module F 7553 installed
in slot 17. The connection of the bus between the individual subracks is established at the rear
side via the BV 7032 data cable.
To terminate the I/O bus, an F 7546 module is plugged in at the beginning on central subrack
and at the end (last I/O rack).
4.5.4 Construction principle of the I/O bus of the system H51q-HS
Figure 4: Construction principle of the I/O bus for system H51q-HS
max. length I/O bus: 12 m
max. length cable BV 7032: 5 m
cable BV 7032 between subracks: max. 0.5 m
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