Mounting/Dismounting
32
05/01 AWB2700-1384GB
Step 8
The bus connection is also carried out using direct wiring. There are
two bus connection points available: A/B and A’/B’. The bus shield
can be connected using either direct wiring to the PE base element
or using a shield set.
Figure 11: Shield connection via direct wiring
Figure 12: Connecting the module supply
h
The cross connections (ZQVs) at A/A' and B/B’ form the T-piece
function. These cross connections allow an electronics module to
be replaced without interrupting the bus connection.
h
The ZQVs are pre-mounted and must not be removed.
Bus
ZQVs
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