Mitsubishi Electric MELDAS 60 Series Parameter Manual page 41

1.5 System Alarms
The following messages are displayed with the register at the time when the error occurred if the system
stops due to a system error.
Message
Parity error RAM error
Bus error A non-existing memory was accessed.
Zero divide The division with a 0 denominator was
attempted.
Watch dog The software process is not functioning
error correctly.
Illegal The alarm was caused by an illegal
exception software function not listed above.
Address error An illegal memory was accessed.
Illegal The software process is not functioning
instruction correctly.
Stack
overflow
Z30 ETHERNET ERROR
Warning No.
0001 Socket open error (socket)
0002 Socket bind error (bind)
0003 Connection wait queue error (listen)
0004 Connection request acceptance error (accept)
0005 Data receive error (socket error)
0006 Data receive error (data shortage or disconnection)
0007 Data receive error (socket error)
0008 Data receive error (data shortage or disconnection)
000A Socket close error (close)
Note: If warning No. 0001, 0002, 0003, or 000A is displayed, set the parameters, then turn power OFF and turn it
ON again.
1. List of Alarms
1.5 System Alarms
Details
↑
Warning No.
• Write down the displayed register‚ and
contact the service center.
Explanation
I - 27
Remedy