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Communication via PROFIBUS
Acyclic communication
Basic procedure
1. Create a request to write the parameters.
2. Invoke the request.
3. Evaluate the response.
Procedure
1. Create the request.
Parameter request
Request header
1st parameter address
2nd parameter address Attribute = 10 hex
3rd parameter address
4th parameter address
1st parameter value(s)
2nd parameter value(s) Format = 07 hex
3rd parameter value(s)
4th parameter value(s)
4-136
Request reference =
40 hex
Axis = 02 hex
Attribute = 10 hex
Parameter no. = 1055 dec
Subindex = 0 dec
Parameter no. = 1056 dec
Subindex = 0 dec
Attribute = 10 hex
Parameter no. = 1058 dec
Subindex = 0 dec
Attribute = 10 hex
Parameter no. = 1059 dec
Subindex = 0 dec
Format = 07 hex
Value = 02D2 hex
Value = 0204 hex
Value = 02D2 hex
Value = 0205 hex
Format = 08 hex
Value = 4396 hex
Value = 0000 hex
Format = 08 hex
Value = 4416 hex
Value = 0000 hex
SINAMICS S120 Installation and Start-Up Manual, 12/04 Edition
Request ID = 02 hex
No. of parameters =
04 hex
No. of elements = 01 hex
No. of elements = 01 hex
No. of elements = 01 hex
No. of elements = 01 hex
No. of values = 01 hex
No. of values = 01 hex
No. of values = 01 hex
No. of values = 01 hex
E Siemens AG, 2004. All rights reserved
Offset
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