Direct I/O Block Header Area; Direct I/O Area - ABB 800xA Operation

Section 7 I/O Displays
TLL uses only the Digital I/O. Direct I/O for a controller can supply up to 40 regular
digital channels and eight interrupting contact input channels. The number of points
provided by direct I/O for a turbo node depends on the number of digital I/O boards
in the node.

Direct I/O Block Header Area

The heading fields on the Controller I/O display are described below.
Devsub
State
Name

Direct I/O Area

The Direct I/O area represents the Analog I/O and Digital I/O data as described
below.
Channel
CCF Tag
3BUR002418-600 A
The controller DCN address where the direct I/O is located.
This field shows the status of the controller as ACTIVE or DOWN.
If the controller goes down, existing data is cleared.
The controller subsystem part of the logical name created during
database configuration.
Channel number. The type of channel is indicated as:
IN (Input)
OUT (Output)
The colors used to display the data quality are:
• dark green: good data quality
• red: bad data quality
Tag of the loop sending or receiving information from the channel.
If multiple tags access the same channel, only one tag is displayed
for it.
Select the CCF Tag target area to get the Loop FCM display (use
the context menu for other choices).
Direct I/O Block Header Area
191