This DataTypeis an OptionSetthat represents the POWERLINK entry attributes. It is a subtype of OptionSet.Its values are defined in Table 27and the DataTypeis used for the Property PowerlinkAttributesin the VariableTypes PowerlinkArrayType(5.2.2) and PowerlinkVariableType(5.2.4).

Table 27– PowerlinkAttributes Values

Value

Bit

Abbreviation

Description

Const

0

CONST

Read access only, the value is not changing

Read

1

R

Read access

Write

2

W

Write access

Input

3

I

Represents process input data, object can be used in PDO mapping

Output

4

O

Represents process output data, object can be used in PDO mapping

Store

5

S

Can be stored to non-volatile memory

ValidOnReset

6

VR

Only valid after reset

DefaultMapping

7

DEF

Variable is included in default mapping

RPDO

8

RPDO

Variable may be mapped into receive PDO

TPDO

9

TPDO

Variable may be mapped into transmit PDO

The expressions in the column ‘Abbreviation’ are used in the OPC UA object definitions.

The Field CurrentReadof the Variables Attribute AccessLevelshall be contain the same value as the Field Readin the Variables Attribute PowerlinkAttributes.

The Field CurrentWrite of the Variables Attribute AccessLevelshall be contain the same value as the Field Writein the Variables Attribute PowerlinkAttributes.

Table 28– PowerlinkAttributes Definition

Attributes

Value

BrowseName

PowerlinkAttributes

Subtype of OptionSetdefined in OPC 10000-3.