Transient Transmission Enabled Even At Cpu Module Error - Mitsubishi Electric MELSEC Q Series Reference Manual

3 SPECIFICATIONS
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(6) Transient transmission enabled even at CPU module error

By using this function, the network module can continue the transient
transmission even if an error that stops the CPU module occurs while the system
is operating.
The description of the error of the corresponding station can be checked from
other stations using GX Developer.
OPERATION ERROR
QCPU QJ71
The following table lists the operations of the cyclic and transient transmissions
for each CPU module status.
CPU module status
Battery error
Annunciator error ON, etc.
(Continue error)
Parameter error
Instruction code error, etc.
(Stop error)
CPU reset, etc.
(MAIN CPU down)
: Accessing the remote master station from GX Developer or like using the transient function
will result in a communication error.
LP21
QJ72
LP25
Cyclic transmission
Rank
Minor error Continued
Medium
Stopped
error
Major error Stopped
MELSEC-Q
QJ72
LP25
QJ72
LP25
GX Developer
Transient transmission
Enabled
Enabled
Disabled
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