Rockwell-automation 20-COMM-ER 20-COMM-ER Dual-Port EtherNet/IP Commun Uživatelský manuál stáhnout pdf (Strana 132)

132 Rockwell Automation Publication 20COMM-UM015B-EN-P - July 2013

Chapter 6 Using Explicit Messaging

MicroLogix 1100/1400 Controller Example Get Attribute Single Response

Data

In this message example, we use the data table address in Figure 63 to store the

response value (0.13 amps) that was read from drive parameter 003 - [Output

Current]. To determine the data type for the parameter and its required scaling,

see the specific drive documentation.

Figure 63 - Example Get Attribute Single Response Data File

Figure 64 shows example ladder logic to correctly format the three possible data

types for read messages in the MicroLogix 1100/1400 controller.

Figure 64 - Example Ladder Logic to Format Parameter Data Types for Gets

For 16-bit Integer

Parameters – All

PowerFlex 7-Class

Drives

For 32-bit Integer

Parameters – All

PowerFlex 7-Class

Drives

For 32-bit REAL

(Floating Point)

Parameters –

PowerFlex 700S

and PowerFlex 750-

Series Drives

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