73
6
Message Communication, IOWR / IORD
This section describes the message communication. The PLC program instructions IOWR and IORD are used
to transfer the messages to and from the Unit.
6-1 Message communication ..........................................................................................................................................74
6-2 IOWR.......................................................................................................................................................................74
6-3 IORD........................................................................................................................................................................76
6-4 Messages ..................................................................................................................................................................77
6-4-1 Control command ...........................................................................................................................................78
6-4-2 Slave diagnostics ............................................................................................................................................79
Содержание C200HW-PRM21
Страница 1: ...C200HW PRM21 PROFIBUS DP Master Unit OPERATION MANUAL Cat No W349 E2 2...
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Страница 5: ...C200HW PRM21 PROFIBUS DP Master Unit Operation Manual Produced May 2000...
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Страница 126: ...Authorised Distributor Cat No W349 E2 2 Note Specifications subject to change without notice Printed in the Netherlands...