Mitsubishi Electric Melsec Q Series User Manual page 52

3
SPECIFICATIONS
(5) Global control failed signal (X05)
Remark
3
- 11 3.3 Input/Output Signals to/from Programmable Controller CPU
3.3.2 Details of I/O signals
(a) If the Global control request signal (Y04) is turned ON while the Data exchange
start completed signal (X00) is OFF, both the Global control completed signal
(X04) and Global control failed signal (X05) turn ON.
(b) The ON status of the Global control failed signal (X05) means that the global
control has failed.
Remedy the cause of the error, and execute the global control again.
(c) Turning OFF the Global control request signal (Y04) turns OFF the Global control
failed signal (X05).
Global control request signal (Y04)
Global control completed signal (X04)
Global control failed signal (X05)
Figure 3.5 Global Control Failed Signal (X05)
For details on the global control, refer to Section 4.1.3.
Global control request
Global control completed
Global control failed