Mitsubishi Electric M800VW Series Programming Manual page 711

M800V/M80V Series PLC Programming Manual (2/2)
14 PLC Help Function
14.21 Alarm Message Display
 R type interface
This interface applies to file registers R2556 to R2559. The numeric value (binary) contained in each of the R registers
indicates the position of the message to be displayed in the message table.
The message is cleared by setting the R register to "0".
Message processing module
1 R2556
0 R2557
20 R2558
5 R2559
The messages are displayed starting at the message corresponding to R2556 from top to bottom.
Since message display is cleared by setting the R register to 0, No. 0 in the table message cannot be used in the R type.
If m without prepared message is set in the R register, the message "USER PLC ERROR m" is displayed.
IB-1501668-B
A0001 1st message of message table is displayed (dn1).
A0020 20th message of message table is displayed (dn2).
A0005 5th message of message table is displayed (dn3).
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