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Converter and higher-level control system package their data in the form of telegrams.
Figure 6-11
A telegram has the following structure:
● Header and trailer form the protocol frame.
● User data is located within the frame:
– PKW: The control system can read or change the parameters in the converter via "PKW
– PZD: The converter receives control commands and setpoints from the higher-level
PROFIdrive and telegram numbers
For typical applications, certain telegrams are defined in the PROFIdrive profile and are
assigned a fixed PROFIdrive telegram number. As a consequence, behind a PROFIdrive
telegram number, there is a defined signal composition. As a consequence, a telegram number
uniquely describes cyclic data exchange.
The telegrams are identical for PROFIBUS and PROFINET.
6.3.3.3
Telegrams
Overview
The user data of the telegrams that are available are described in the following.
16-bit speed setpoint
16-bit speed setpoint for VIK-Namur
SINAMICS G120X converter
Operating Instructions, 06/2019, FW V1.01, A5E44751209B AC
Telegram structure
data".
Not every telegram has a "PKW range".
control - and sends status messages and actual values via "PZD data".
Advanced commissioning
6.3 Drive control
207
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