This section provides information on the time required for a complete communications cycle, for an output response to be
made to an input, to start the system, and to send messages.
8-1
Remote I/O Communications Characteristics. . . . . . . . . . . . . . . . . . . . . . . . .
8-1-1
I/O Response Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8-1-2
Communications Cycle Time and Refresh Time . . . . . . . . . . . . . . .
8-1-3
More than One Master in Network . . . . . . . . . . . . . . . . . . . . . . . . . .
8-1-4
System Startup Time. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8-2
Message Communications Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . .
8-2-1
Message Communications Time. . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 8
Communications Timing
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451
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