Message Creation - Mitsubishi Electric M800VW Series Programming Manual

M800V/M80V Series PLC Programming Manual (2/2)
14 PLC Help Function
14.21 Alarm Message Display
[Supplementary information display (Only for alarm message type)]
Supplementary information can be displayed following the message to be displayed regardless of the F or R type.
(dn1 to dn4 of the F type and R type.)
For example, one typical alarm message is prepared and supplementary information can be used to indicate the alarm source
or cause.
(Example) When spindle alarm occurs, the message "SPINDLE ALARM" is displayed and the alarm source or cause is
indicated by the supplementary information.
A0099 SPINDLE ALARM
For the classification No., the contents of each data register specified in alarm message preparation are displayed. Data
register D0 cannot be specified.
(*1) The display of the supplementary information by cause is updated when an alarm message display changes. It is not
updated if only the contents (dn1 to dn4) of the specified data register (Dn1 to Dn4) change. If the contents of the speci-
fied data register are 0, no supplementary information is displayed.

14.21.4 Message Creation

Create messages by using a text file format or PLC development software (GX Developer).
According to the description format, set the number of characters for one message and the number of messages to be
prepared, then enter message data. The maximum length of an alarm message is 46 characters. A maximum of 1024 alarm
messages can be prepared.
For details, refer to "PLC Development Manual".
IB-1501668-B
5
(*1)
This varies depending on the
alarm cause or source.
696