Online Module Change Procedure; Gx Configurator-Tc Was Used For Initial Setting - Mitsubishi Electric MELSECSystem Q User Manual

7 ONLINE MODULE CHANGE

7.3 Online Module Change Procedure

7.3.1 GX Configurator-TC was used for initial setting

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The online module change procedure is explained separately for the case where GX
Configurator-TC was used for initial setting and for the case where a sequence
program was used for initial setting.
(1) Operation stop
(a) Turn off the following output signals to stop module operation.
Device No.
Yn1
Yn8
Yn9
YnB
POINT
Control may not stop if only the setting/operation mode command (Yn1) is turned off.
To stop control without fail, set the PID continuation flag (buffer memory address
A9H: Un\G169) for 0 (stop) and turn off the setting/operation mode command (Yn1).
To confirm that control has stopped, make sure that the setting/operation mode
status (Xn1) is off.
Signal name
Setting/operation mode command
2
E PROM backup command
Default setting registration command
Setting change command
MELSEC-Q
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