Allen-Bradley controllogix 1756-L63, User Manual

Page: 73 / 435

Publication 1756-UM001E-EN-P - August 2002
Communicate with 1794 I/O Over an EtherNet/IP Network 4-11
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: And it Comm Format is: Then use this address:
digital Data (e.g., Input Data, Output
Data)
name:slot:type.
Data
.bit
Rack Optimization
name:slot:type. bit
analog input
name:slot:type.Ch#
InputData
analog output
name:slot:type.Ch#
OutputData
Where: Is:
name
name of the adapter module on the rail, such as an AEN or ACN
module
slot
slot number of the I/O module
type
type of device:
If: Then:
input I
output O
bit
point (bit) number of the device
Ch#
channel that the device is wired to
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