Allen-Bradley 1788-CN2FFR, User Manual, Page: 53 / 104

Rockwell Automation Publication 1788-UM057B-EN-P - September 2014 51
Logix Assemblies Chapter 3
BusA/BTerminated
The master mode setting sets the termination for H1 ports A and B. For example,
if the mode setting is Master Mode 0 - Single Master, A Bus Only, then A is
enabled and terminated (see page
85 ).
Field Device Tag Structure
This section describes the elements of the field device tag structure.
FFNode
The node value specifies the number of the field device.
Allocate
Indicates that this field device index has been allocated for a specific field device
and another device cannot use it.
Compel
If this bit is set, the linking device is requesting process variable data from the field
device.
Live
A connection has been established to the field device and the linking device is
receiving live data.
Tag
This element specifies the tag name of the field device.