Remote Reset - Mitsubishi 00JCPU User Manual

6.6.3 Remote RESET

(1) Definition
This operation resets the CPU module externally when the CPU module is in the STOP status.
Even if the RUN/STOP switch (the RUN/STOP/RESET switch for the Basic model QCPU) is in the RUN position,
this operation can be performed when the module is stopped due to an error detected by the self-diagnostic
function.
(2) Application
This operation is useful to reset the CPU module remotely when an error occurs in the CPU module placed in an
inaccessible location.
(3) Executing method
This operation can only be performed by GX Developer or an external device using the MC protocol.
• Select [Online]
• To perform the remote RESET operation from an external device, use the MC protocol command.
MELSEC-Q/L MELSEC Communication Protocol Reference Manual
Before performing the remote RESET operation, select the "Allow" checkbox for the remote RESET operation in the PLC
system tab of the PLC parameter dialog box, and then write the parameter setting to the CPU module.
Without the preset parameter setting, the operation cannot be performed.
Select the checkbox
here to enable the
remote RESET
operation.
[Remote operation] in GX Developer.
Figure 6.19 Parameter setting required for the remote RESET operation
CHAPTER6 FUNCTIONS
6 - 25
1
2
3
4
5
6
7
8