8
-
13
(11)Multiple CPU settings
Parameters required for configuring a multiple CPU system are set.
Figure 8.11 Multiple CPU settings
Table8.11 Multiple CPU setting list
Item
Parameter
No.
Description
Setting range
Default
Reference
No. of PLC
0E00
H
Set the number of CPU modules
used in a multiple CPU system.
1 to 3
1
QCPU Use's
Manual
(Multiple CPU
system)
Operating mode
0E01
H
Select the multiple CPU system
operation to be performed in case a
stop error occurs in a CPU No.2 or
No.3.
When CPU No.1 results in a stop
error, the multiple CPU system
stops. (Fixed)
Selected/deselected
All items selected
I/O sharing
when using
Multiple
CPUs
All CPUs
can read all
inputs
0E04
H
Select whether to read the input
data of the input modules or
intelligent function modules
controlled by another CPU.
Selected/deselected
Deselected
All CPUs
can read all
outputs
Select whether to read the output
data of the output modules
controlled by another CPU.
Selected/deselected
Deselected
Communication area setting
(refresh setting)
E002
H
E003
H
In the multiple CPU system, data
are transferred by auto refresh
among respective CPU modules.
Set the devices to be written or read
and their points.
[CPU specific send range]
CPU No.1: 0 to 320 points (in
increments of 2 points), CPU
No.2 and 3: 0 to 2048 points (in
increments of 2 points) per CPU
Up to 4416 points per system
Blank
[PLC side device]
B, M, Y, D, R, or ZR
Occupies the device of the
points set for the send range
and starting from the specified
device number.
One point in the send range
equals 16 points in B, M, or Y.
One point in the send range
equals one point in D, W, R, or
ZR.