Operating instructions

5.2.8. How to Use the DP V1 Acyclical Parameter Channel
The PROFIdrive Parameter Channel should be used for read and write for FC 100, 200 and 300
parameters. The table below shows the structure of the PROFIdrive Parameter Channel. Using
this it is possible to access the following VLT parameter values and attributes:
- Parameter values of simple variable, array and visible string
- Parameter description elements such as type, min./max. value, etc.
- Descriptive text for parameter values
- Access to multiple parameters in one telegram is also possible
PROFIBUS DP V1 telegram for read/write from or to a VLT parameter:
PROFIBUS
Telegram
Header
Data Unit
PROFIBUS
Telegram
Trailer
DP V1
Command/response
PROFIdrive V3.0 Parameter Channel
DU
0
DU
1
DU
2
DU
3
Req. / Res. Header Data
5. How to Access the Parameters VLT
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Profibus
48 MG.33.C4.02 - VLT
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