Rockwell Automation 2100-ENET CENTERLINE 2100 Motor Control Centers EtherNet/IP Network Adapter User Manual

Page 50

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Rockwell Automation Publication 2100-UM006A-EN-P - July 2013

Chapter 6

Using Explicit Messaging

The following table identifies the data that is required in each box to configure a
message to read a single parameter.

Table 4: Configure a Message to Read a Single Parameter

Configuration Tab

Example Value

Description

Message Type
Service Type

(1)

Service Code

(1)

Class
Instance
Attribute
Destination

CIP Generic
Parameter Read
e (Hex.)
f (Hex.)
3 (Dec.)
1 (Hex.)
L3 Current

Used to access the Parameter Object in the adapter.
This service is used to read a parameter value.
Code for the requested service.
Class ID for the end device.
Instance number is the same as parameter number.
Attribute number for the Parameter Value attribute.
The tag where the data that is read is stored.

Communication Tab

Example Value

Description

Path

(2)

My_E3_Plus

The path is the route that the message follows.

Tag Tab

Example Value

Description

Name

Single_Read_Message

The name for the message.

(1) The default setting for Service Type is ‘Custom,’ enabling entry of a Service Code not available from the Service Type pull-down menu. When

choosing a Service Type other than ‘Custom’ from the pull-down menu, an appropriate Hex. value is automatically assigned to the Service Code box,
which is dimmed (unavailable).

(2) Click Browse to find the path, or type in the name of the device listed in the I/O Configuration folder.

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