Instance attributes, Assembly instance attribute data format – Rockwell Automation 1440-TPS02-01RB XM-320 Position Module User Manual

Page 96

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Publication GMSI10-UM005C-EN-P - May 2010

88 DeviceNet Objects

Instance Attributes

Assembly Instance Attribute Data Format

Instance 100 - Alarm and Relay Status

This assembly is sent using COS messaging when any of the Alarm or Relay
Status values change.

Table C.9 Assembly Object Instance Attributes

Attr ID

Access
Rule

Name Data

Type

Value

1

Get

Number of Members in list

UINT

Only supported for Dynamic Assembly
instance

2

Set

Member List

Array of STRUCT:

Only supported for Dynamic Assembly
instance

Member Data Description

UINT Size of member data value in bits

Member Path Size

UINT

Member Path

Packed EPATH

3

Get

Data

Defined in tables
on the following
pages.

Table C.10 Instance 100 Data Format (Alarm and Relay Status Values Assembly)

Byte

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

0

Relay 1
Status

Set Point
Multiplier

Alarm 2 Status

Alarm 1 Status

1

Relay 2
Status

0

0

0

2

Relay 3
Status

0

0

0

3

Relay 4
Status

0

0

0

4

Relay 5
Status

0

0

0

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