Online Module Change Operations - Mitsubishi Electric Q68AD-G User Manual

7
ONLINE MODULE CHANGE
7.2

Online Module Change Operations

The following gives the operations performed for an online module change.
CPU operation : Executed
FROM/
Dedi-
TO
X/Y cated
instruc-
refresh instruc-
*
tion
tion
1
7.2 Online Module Change Operations
7
- 3
: Not executed
GX Configurator
Initial
Device
setting Monitor/
test
parame- test
ter
*1: Access to the intelligent function module device (U
*2: In the absence of the operation marked
operation performed prior to that.
*3: If the module is changed online to a module that has no extended mode for analog input range
under the following input range settings, an intelligent function module switch error will occur.
Also, the analog input range extended mode cannot be used in that case.
Q68AD-G: 4 to 20mA (extended mode): A
1 to 5V (extended mode): B
Q66AD-DG: 4 to 20mA (extended mode) (2-wire transmitter input): A
4 to 20mA (extended mode) (current input): C
(User operation)
(1) Conversion disable
Turn OFF all Y signals that
were turned ON by a
sequence program.
(2) Dismounting of module
Operate GX Developer to start
an online module change.
Click the [Execution] button
of GX Developer to make the
module dismountable.
Dismount the corresponding
module.
(3) Mounting of new module
*3
Mount a new module
After mounting the module,
click the [Execution] button
of GX Developer.
Operation check before control start
(4) Operation check
Click the [Cancel] button of
GX Developer to leave the
online mode.
Conduct an operation test on
the new module using
"Device test" of GX Developer
or "Monitor/test" of
GX Configurator.
Perform user range
restoration processing by
write to buffer memory at
this point.
Operation check completed
(5) Resumption of control
Operate GX Developer to
resume the online module
change mode, and click the
[Execution] button to resume
control.
\G
*
2, the operation of the intelligent function module is the
H
H
(Intelligent function module
operation)
Module is operating as usual.
Module stops operating.
RUN LED turns off.
Conversion disabled.
X/Y refresh resumes and
the module starts.
RUN LED turns off.
Default operation
(X0 remains OFF)
When there are initial setting
parameters, operation is
performed according to the
initial setting parameters at
this point.
Module operates according
*2
to test operation
X0 (Module ready) turns ON.
Start is made when X0 turns
from OFF to ON.
Operation is performed
according to the initial setting
sequence.
*2
) is included.
H
H