Reading/Writing To Parameters With Index - Danfoss VLT FC 100 Series Manual

FC 100/ 200/ 300 DeviceNet

5.5. Reading/Writing to Parameters with Index

Indexed parameters such as 10-11 or 10-12 need special handling since DeviceNet does not sup-
port indexed addressing. The way to handle this in the frequency converter is to use par. 10-30
Parameter Data Types
write of an indexed parameter.
5.5.1. Example
Write 16-10 in index 2 in par. 10-12
First, set up the index pointer in par. 10-30
Array Index
The next step is to write the data (in this ex-
ample 16-10) to par. 10-12.
, which serves as an index pointer. Set up the pointer before each read/
NB!
If two masters access this feature at the same time, incorrect data may be gener-
ated.
Process Data Config Read
. In this example index 2:
MG.33.D3.02 - VLT ® is a registered Danfoss trademark
5. How to Access the Parameters
.
Class Instance Attribute Value
110 Dec 1 Dec 130 Dec
6E Hex 1 Hex 82 Hex
Class Instance Attribute Value
110 Dec 1 Dec 112 Dec
6E Hex 1 Hex 70 Hex
5
2 Dec
2 Hex
1610 Dec
64A Hex
51