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6.2 Connecting Extension Base Units and Setting No. of Stages
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I/O NUMBER ASSIGNMENT
6.2 Connecting Extension Base Units and Setting No. of Stages
The model, Q5 B or Q6 B is available as the extension base unit.
The Q6 RB and QA1S6 B are not to be used.
(1) Extension stage number setting and setting order
When using extension base units for extension, set the extension stage numbers with
the stage number setting connectors on the extension base units.
Set the extension stage numbers in order of connection, starting from the extension
base unit connected to the main base unit.
Figure 6.2 Extension stage number setting and setting order
CPU 0 1 2 3 4 5 6 7 8 9 10 11
12 13 14 15 16 17 18 19
20 21 22 23 24 25 26 27
28 29 30 31 32 33 34 35
Q312B
Q68B
Q68B
Q68B
Power supply
module
Main base unit
Slot number
Extension base unit
C Controller module
Set extension stage numbers in
order of extension base unit setting.
Extension 1
Extension 2
Extension 3
Extension stage number
setting connector
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