3 protocol data, 4 communication time, Protocol data – Lenze E84AYCIB User Manual

Page 21: Communication time, E84aycib communication manual (interbus)

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EDS84AYCIB EN 4.0 - 11/2010

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21

E84AYCIB communication manual (INTERBUS)

Technical data

Protocol data

4.3

Protocol data

4.4

Communication time

The communication time is the time between the start of a request and the arrival of the

corresponding response.
The communication times in the INTERBUS network depend on the...

 Processing time in the controller;
 Telegram runtime (baud rate / telegram length).

Processing time in the controller
The parameter data and process data are independent of each other.

Field

Values

Process data words

0 ... 10 words (16 bits/word)

Supported PMS services

• Initiate

• Abort

• Reject

• Read

• Write

• Get-OD

• Identify

• Status

Data

Processing time

Process data

Approx. 2 ms + 1 ms tolerance + runtime of the technology application used

Parameter data

Approx. 30 ms + 20 ms tolerance (typical)

• Some codes may require a longer processing time (see software manual/

»Engineer« online help for Inverter Drives 8400).

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