
6-4 Using Explicit Messaging
20-COMM-E EtherNet/IP Adapter User Manual
Publication 20COMM-UM010G-EN-P
ControlLogix Controller
Examples
For supported classes, instances, and attributes, see Appendix C, EtherNet/
IP Objects.
Read a Single Parameter
ControlLogix Controller Example Ladder Logic Program to Read a Single Parameter
Using RSLogix 5000 Software, Version 15.00 or Later
A Parameter Read message is used to read a single parameter. This read
message example reads the value of parameter 003 - [Output Current] in a
PowerFlex 7-Class drive.
Important:Parameter Object Class code 0x0F is not supported in
PowerFlex 750-Series drives. To do a single parameter read,
follow the RSLogix 5000 software (any version) single read
example on page 6-6
.
Table 6.B Example Controller Tags to Read a Single Parameter
Figure 6.2 Example Ladder Logic to Read a Single Parameter
TIP: To display the Message Configuration screen in RSLogix
5000 software, add a message instruction (MSG), create a new tag
for the message (Properties: Base tag type, MESSAGE data type,
controller scope), and click the button in the message
instruction.
Operand Controller Tags for Single Read Message Data Type
XIC Execute_Single_Read_Message BOOL
MSG Single_Read_Message MESSAGE
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