Mitsubishi Electric MELSEC Q Series User Manual page 232

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*1: Indicates the case of the Process CPU.
"Enable online module change with another PLC." is set disabled (not checked) for the High Performance model QCPU
at default.
Set "Online module change" so that all CPU modules in the multiple CPU system can be the same setting.
Note8.4 Basic
For the Basic model QCPU, the online module change setting is not available.
For the High Performance model QCPU, modules cannot be replaced online. To replace a module online when using
the Process CPU, set "Enable online module change with another PLC".
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High
performance
CHAPTER8 STARTING UP THE MULTIPLE CPU SYSTEM
Operating mode (option)
Select if all CPUs are stopped/operated for
occurrence of stop error.
Default: With any error of CPUs 2, 3 and 4, all
CPUs stop (checked).
For example, when "All station stop by stop
error of PLC 2" is unchecked, other CPUs
continue operation for an error of CPU No. 2.
Operation of CPU No. 1 cannot be changed.
Note8.4
Online module change
using Multiple CPUs (option)
Select if the online module change is set or if
input/output outside of group is set.
Default: Online module change setting
1
(checked) *
Online module change is inhibited for the
following cases.
Online module change is not performed.
I/O sharing when using Murtiple CPUs is
performed.
I/O sharing when using Multiple CPUs
Set if the input/output status beyond control of
input/output setting outside of group is loaded or
not.
Default: Not loaded. (Not checked)
Communication area setting (refresh setting) (Option)
Set the devices, used for data communications
with auto refresh between CPU modules and
the points of the auto refresh area.
Use the points of the auto refresh area from the
set startive device number.
The number of points in the table below is
occupied with one point in the auto refresh area.
Device Occupied points
B,M,Y
D,W,R,ZR
/I/O sharing when
16 points
1 point
8 - 7
1
2
3
4
5
6
7
8