Mitsubishi MELSEC-A Series Reference Manual page 187

7. DATA LINK SETTINGS
(3) Make sure that the number of link points per station is as follows. (Refer to Section
7.6.1.)
• Master station first half link parameters............... 1024 bytes or less
• Master station second half link parameters.......... 1024 bytes or less
• Local station first half link parameters.................. 1024 bytes or less
• Local station second half link parameters............. 1024 bytes or less
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