Mitsubishi Electric MELDAS C6 Programming Manual page 465

Appendix 3. PLC Development Environment using GPPQ
(4) Precautions
NO. of characters quantity limitations, handling of information other than settings, handling of
information other than format.
(a) Message data maximum value
Processing will be carried out with the values at the following maximum values if the setting is
not carried out in the setting area, or if the description position in the setting area is illegal.
Message classification
Alarm messages
Operator messages
PLC switches
Comments
Full-byte data in the message character string is handled as two characters.
(b) When the setting value and message data do not match
When the message data contents (index/switch No. and message character string) overflows
from the settings in the setting area, the data that overflowed is ignored.
3.6 PLC-Related Data Development Procedure
Max. message length
32 byte
60 byte
14 byte
60 byte
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Max. No. of messages
512
512
32
100