Allen-Bradley controllogix 1756-L63, User Manual

Page: 342 / 435

Publication 1756-UM001E-EN-P - August 2002
20-26 Communicate Over a Remote I/O Network
Address I/O
To monitor or control an I/O device, assign the tag name of the device
to an instruction in your logic:
•
For step-by-step instructions on how to enter logic and tag
names, see the
Logix5000 Controllers Common Procedures ,
publication 1756-PM001.
•
All the data for I/O modules is at the controller scope. As you
assign addresses, click the
Controller Scoped Tags button to see
the I/O tags.
•
Use the following table to select the address of an I/O device:
If the device is: Then use this address:
digital
name:type.
Data
[group].bit
analog element of the array that stores the data for or from this
device
Where: Is:
name
name of the remote I/O adapter, such as the 1771-ASB
module
•
Use the name for the rack that contains the
module to which this device is wired.
•
Use the name from the I/O configuration of the
controller.
type
type of device:
If: Then:
input I
output O
group
group number of the module to which this device is
wired
bit
point (bit) number to which this device is wired