Vacon optea Installation Manual page 118

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The table below contains descriptions of parameters.
Sub-
index
1
Number of array ele-
2
3 Standardisation factor
4 Variable attribute
5
6
7
8
9
10
Normalisation refer-
11
ence parameter
12 Normalisation field
8.4.5.1 Parameter requests
There are two types of parameter requests in PROFIdrive:
• Read requests for reading parameters from the device
• Change requests for writing parameters to the device
Each parameter request consists of three elements:
• Request header
• Parameter address
• Parameter value (only in Change requests)
Request header
8
Table 80. Parameter description
Field name
Identifier (ID)
ments
FloatingPoint (IEEE
Reserved
ASCII string, 16 char-
Name
Low limit
High limit
Reserved
ID extension
Parameter
address(es)
Data type
A bitmask with information about the
Unsigned16
parameter characteristics.
For array parameters, the number of
Unsigned16
elements in the array.
If the information represented by the
parameter can be converted into a stan-
754) dardised form, this field contains a fac-
tor for this conversion.
Array of two Contains two index numbers for
Unsigned8 describing the parameter information.
Array of four
Reserved, always 0.
Unsigned8
Symbolic name of the parameter.
acters
Array of four
Limit for valid values of the parameter.
Unsigned8
Array of four
Limit for valid values of the parameter.
Unsigned8
Array of two
Reserved, always 0.
Unsigned8
Unsigned16 Not used, always 0.
Parameter number, the value of which
is used as normalisation reference for
Unsigned16
the parameter whose description this
is.
Contains information about normalisa-
Unsigned16
tion of this parameter.
Parameter value(s)
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PROFINET IO
Description