Panasonic FP2 ET-LAN Technical Manual page 88

Key Point:
Commands and responses used with the ET-LAN unit have a dedicated header added to the
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"MEWTOCOL-COM" communication procedure of the FP series PLC.
The contents of the specified header vary depending on the communication conditions.
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With the ET-LAN unit, in addition to ordinary MEWTOCOL, an expansion header is also supported that
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enables single frames of up to 2048 characters to be sent.
Type of header
%
<
The number of characters that can be sent is restricted by the type of header and the command.
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Reference: For detailed information on MEWTOCOL-COM, please see Chapter 12.
7-4
No. of characters that can be sent in 1 frame
Max. 118 characters
Max. 2048 characters