Allen-Bradley Powermonitor 3000 User Manual page 331

Allen-Bradley HMIs
Table G.14 Request Parameters
Parameter Data Type Description
Attribute ID UINT
Set Attribute Single Service
The Set Attribute Single service will set the single attribute specified by
the parameter Attribute ID to the value specified by the parameter
Attribute Data.
Table G.15 Request Parameters
Parameter Data Type Description
Attribute ID UINT
Attribute Data Attribute
Specific
Assembly Object Instances
The DC's Assembly Object will support 63 instances. The Data
attribute of instances 1 and 2 can be accessed via Class 1 scheduled
connections, while the Data attribute of instances 3 to 73 can be
accessed via Class 3 or UCMM unscheduled connections.
The table shown in Appendix A of this document defines the size and
content of the Data attribute for each of those instances.
Connections
The Assembly Object will support both scheduled (Class 1) and
unscheduled (Class 3 & UCMM) connections. A maximum of 64 Class
1 connections will be supported to instance 1 of the Assembly Object,
but only 1 will be supported to instance 2 of the Assembly Object.
Unscheduled connections (Class 3 & UCMM) can also be used to
access instances 1 to 51 of the Assembly Object.
Powermonitor 3000 ControlNet Device Profile
Identifies the attribute to be read / returned
Identifies the attribute to be read / returned
Contains the value to which the specified attribute is to be
set
Publication 1404-UM001D-EN-E - October 2004
G-7