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6.7.6 Rexroth OP-BMW
A message in the Rexroth OP-BMW has an ASCII-format structure and consists of:
• Header (see Table 6–73)
• Data (see Tables 6–69, 6–70 and 6–71)
• End character (see Table 6–72)
The message structure is identical with that of Rexroth OP-Ford. Apart from that, only the header is
different from the Rexroth OP.
MID (message ID) Describes how the sent message should be interpreted. Each message ID is
assigned to a specific message.
Value range: 0000 – 9999
Example:
4
Value 0002
Message Acknowledgement of communication
start
Spindle Each spindle in the Modular System can be individually activated via this
number.
2
Revision Is required if different versions are available for the same MID.
Value range: 000 – 999
Example:
3
Revision 1
Value 001
Reserve Reserved space for future header expansions.
This space must be filled with seven characters, but it is skipped.
7
Header length
20
Table 6–73: Message structure in the Rexroth OP-Ford (header) and Rexroth OP-BMW (header)
Header components Bytes