Mitsubishi Electric MELSEC Q Series User Manual page 142

7 ONLINE MODULE CHANGE
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(c) If the saved buffer memory contents are not yet prerecorded, record them
in the following procedure.
1) Display the pass data screen of GX Configurator-DA.
2) Select the user range used for Pass data classification setting, and
make a pass data read request. (Refer to Section 5.6.3.)
3) Compare the current values of the industrial shipment settings and
user range settings offset/gain values with those of the range
reference table. Refer to Section 7.4 for the range reference table.
4) If the values are proper, record the offset/gain values of Pass data
classification setting, industrial shipment settings and user range
settings.
POINT
If the buffer memory values compared with the reference table are not proper, save
and restoration of the user range cannot be executed.
Before executing module control resumption, make offset/gain setting in the GX
Configurator-DA. (Refer to Section 5.6.2)
Note that if module control is resumed without offset/gain setting being made,
operation will be performed with the default values.
(2) Dismounting of module
(a) After choosing [Diagnosis] - [Online module change] on GX Developer to
enter the "Online module change" mode, double-click the module to be
changed online to display the "Online module change" screen.
MELSEC-Q
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