Hardy Process Solutions HI 1769-2WS, Operation And Installation Manual

Page: 49 / 82

Chapter 4 - Setup
4-15
parameters in the form above. When you expand the
slot you selected for the these parameters they will
look like the following:
Local:1:C.Data[0]
Local:1:C.Data[1]
Local:1:C.Data[2]
Local:1:C.Data[3]
...and so on
These correspond directly to the parameters in the
table above. (See Fig. 4-13)
FIG. 4-13 CONTROLLER TAGS/SLOT 1
Commands
About Commands
The first 16 words are reserved for Channel 0. The
second 16 words are reserved for Channel 1. The first
word in the 16 words of a channel’s output table is
called the COMMAND word.
See the COMMAND table for a list of commands.
The other words in the output data table may need to
be set according to which command is being given.
The commands are executed only once, when the
COMMAND word changes. The first word in the
channel’s input table is an echo of the COMMAND
word. All commands take some time to process; when
you see the echoed value in the input table, the com-
mand is complete. The second word in the channel’s