Instance attributes – Rockwell Automation 1440-TPS02-01RB XM-320 Position Module User Manual

Page 105

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Publication GMSI10-UM005C-EN-P - May 2010

DeviceNet Objects 97

Instance Attributes

16

No

Poll Connection Produced
Connection Path

USINT

101, 199 (Assembly Object
instance number)

101

17

No

Poll Connection Produced
Connection Size

UINT

4 - 124

8

Table C.25 Parameter Object Instances

Instance

Read
Only

Name

Data Type

Valid Values

Default Value

Table C.26 Parameter Object Instance Attributes

Attr ID

Access
Rule

Name Data

Type

Description

Semantics

1

Set

Parameter
Value

Actual value of parameter See Table C.25 for a list of valid

values for each instance.

2

Get

Link Path Size

USINT

Size of Link Path

0 (These Parameter instances do
not link directly to another
object attribute.)

3

Get

Link Path

ARRAY of
DeviceNet
path

DeviceNet path to the
object for the Parameter
value.

Segment
Type/Port

BYTE

See DeviceNet
Specification Volume 1
Appendix I for format.

Segment
Address

See DeviceNet
Specification Volume 1
Appendix I for format.

4

Get

Descriptor

WORD

Description of Parameter

Bit 0 = Settable Path support
Bit 1 = Enum Strings support
Bit 2 = Scaling support
Bit 3 = Scaling Links support
Bit 4 = Read Only
Bit 5 = Monitor
Bit 6 = Ext. Prec. scaling

5

Get

Data Type

EPATH

Data Type Code

See DeviceNet Specification
Volume 1 Appendix J, Section
J-6.

6

Get

Data Size

USINT

Number of Bytes in
Parameter value.

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