Mitsubishi Electric QJ71DN91 User Manual page 56

3 SPECIFICATIONS
Bit 7
If the corresponding bit is on, any
of these errors may have occurred.
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(b) Low byte
The communication status of the network is stored.
Depending on the communication status, each bit turns on/off as shown
below.
Bit 6 Bit 5 Bit 4 Bit 3
Always off
Bit 2 Bit 1 Bit 0
A faulty node exists.
Always
off
Parameter error
Network has a serious
problem and communication
is not available.
MELSEC-Q
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