Festo CP-A04-M12-CL, Manual

Page: 27 / 86

1. System summary CP system
1−13
Festo P.BE−CPEA−CL−E N en 0404NH
1.1.4 Basic rules for addressing
Addressing depends on:
the CP master used
the field bus protocol used
The following rules apply:
Addressing is carried out in ascending order beginning on
the CP master.
In the case of CP masters without extended functions,
each CP module occupies 16 inputs or 16 outputs,
irrespective of the design.
In the case of CP masters with extended functions, the
following difference applies:
Modules without extended functions usually occupy
16 inputs or 16 outputs
Depending on the type, modules with extended func
tions occupy 8 or 16 inputs or 8 outputs
Please note
Further information on addressing can be found in the
relevant manuals for the CP masters.