Communication Data Format (3) - Panasonic FP2 ET-LAN Technical Manual

8.4.3 Communication Data Format (3)

Format when MEWTOCOL communication is being carried out from a PLC to a computer on the
other hierarchy
If there is another link unit between the PLC and the partner node, acting as a relay station, the PLC is
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said to be on a different hierarchy level from the computer.
The format in which the computer receives data from a PLC on a different hierarchy and sends
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responses is generally s shown below.
The format varies depending on the hierarchy position of the PLC on the sending side.
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Precautions concerning format
The number of bytes comprising the MEWTOCOL-DAT command or message is converted to
hexadecimal data and specified for the "Data Size" parameter.
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