Explicit Messaging Example - Allen-Bradley PowerFlex 20-comm-c FRN 1. Series User Manual

Explicit Messaging Example

Figure 6.23 Explicit Messaging
This rung sends a CIP message to the PowerFlex 70 drive at ControlNet address 2. The data sent is obtained This rung sends a CIP message to the PowerFlex 70 drive at ControlNet address 2. The data sent is obtained
from the MessageSendData tag. The data received is stored in the MessageReplyData tag. This MSG instruction from the MessageSendData tag. The data received is stored in the MessageReplyData tag. This MSG instruction
can be configured to send any CIP message. can be configured to send any CIP message.
EnableDriveMessage
0
(End)
A Get_Attributes_Scattered Message allows for reaching multiple
parameters that may or may not be in sequential order
• A Service Code of "4B" indicates the Get_Attributes_Scattered
service (see
• A Class Number of "93" indicates accessing the DPI Parameter
Object (see
• An Instance Number of "0" is the Class Attributes for the Drive (see
Page C-16, Instances).
• The Source identifies the service data with the request message to
send.
• The Destination will contain the response message to the request.
Figure 6.24 Get_Attributes_Scattered Message Screen
Type - CIP Generic
Message Control
Page C-19, Object Specific
Page C-16, DPI Parameter
ControlLogix Applications
MSG
DriveMessageControl
(Figure
Services).
Object).
6-19
EN
... DN
ER
6.24).