Allen-Bradley controllogix 1756-L63, User Manual

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Publication 1756-UM001E-EN-P - August 2002
13-10 Communicate with a PanelView
™
Terminal Over a ControlNet
™
Network
Organize Your Unscheduled
Data
To transfer unscheduled data with the PanelView terminal, organize
the tags in the ControlLogix controller as follows:
where:
z
is bit 0 to 15 of the DINT tag.
If data type
of the tag is: And it is: And the: Then:
BOOL
part of a structure or array
(including an I/O device)
PanelView writes the data a. Create a tag of the DINT data type.
b. Copy bit
z
of the DINT tag to the BOOL
tag.
PanelView reads the data a. Create a tag of the DINT data type.
b. Copy the BOOL tag to bit
z
of the DINT
tag.
not part of a structure or
array
a. Create a tag of the DINT data type.
b. Convert the BOOL tag to an alias for bit
z
of the DINT tag.
≤
32767
PanelView writes the data a. Create a tag of the INT data type.
b. Move the INT tag to the DINT tag.
DINT
PanelView reads the data a. Create a tag of the INT data type.
b. Move the DINT tag to the INT tag.
> 32767 PanelView writes the data a. Create a tag of the REAL data type.
b. Move the REAL tag to the DINT tag.
DINT
PanelView reads the data a. Create a tag of the REAL data type.
b. Move the DINT tag to the REAL tag.