Rockwell Automation 20-COMM-E PowerFlex EtherNet/IP Adapter User Manual

Page 169

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Using Explicit Messaging

6-43

20-COMM-E EtherNet/IP Adapter User Manual

Publication 20COMM-UM010G-EN-P

SLC 500 Controller Example Ladder Logic Program to Read Multiple Parameters
Using Generic Get/Set Attribute Service

A Custom scattered read message is used to read the values of multiple
parameters. This read message example reads the values of these five
parameters.

See

DPI Parameter Object on page C-16

(Class code 0x93) or

Host DPI

Parameter Object on page C-30

(Class code 0x9F) for parameter

numbering.

Important: See

Table 6.A on page 6-2

for limitations of PowerFlex 7-Class

and PowerFlex 750-Series drives when using DPI Parameter
Object Class code 0x93 or Host DPI Parameter Object Class
code 0x9F for explicit messaging.

Figure 6.52 Example Ladder Logic to Read Multiple Parameters

PowerFlex 7-Class Drive

PowerFlex 750-Series Drive

• Parameter 001 - [Output Freq]

• Parameter 003 - [Output Current]

• Parameter 006 - [Output Voltage]

• Parameter 012 - [DC Bus Voltage]

• Parameter 017 - [Analog In1 Value]

• Parameter 001 - [Output Freq]

• Parameter 007 - [Output Current]

• Parameter 137 - [Open Loop Fdbk]

• Parameter 21581 - [Port 5: Analog Out 0 Data]

• Parameter 260 - [Analog In0 Value]

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