Table 15, Table 16 – Rockwell Automation 20-COMM-ER 20-COMM-ER Dual-Port EtherNet/IP Communication Adapter User Manual User Manual

Page 102

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102

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

Chapter 5 Using the I/O

Table 15 - Controller and Program Data Table Address Descriptions for Example

Logic Status/Feedback Ladder Logic Program

Table 16 - Program and Controller Data Table Address Descriptions for Example

Logic Command/Reference Ladder Logic Program

An example ladder logic program that uses these descriptive controller data table
addresses and passes their data to the descriptive program data table addresses is
shown in

Figure 30

,

Figure 31

,

Figure 32

, and

Figure 33

.

Figure 30 - MicroLogix 1100/1400 Example Ladder Logic Program for Logic Status

Description

Controller Data

Table Address

Description

Program Data

Table Address

Drive Ready

N20:1/0

Status Ready

B3:1/0

Drive Active

N20:1/1

Status Active

B3:1/1

Actual Direction (XIO)

N20:1/3

Status Forward

B3:1/3

Actual Direction (XIC)

N20:1/3

Status Reverse

B3:1/4

Drive Faulted

N20:1/7

Status Faulted

B3:1/7

Drive At Speed

N20:1/8

Status At Speed

B3:1/8

Speed Feedback

N20:3

Speed Feedback

B30:3

Description

Program Data

Table Address

Description

Controller Data

Table Address

Command Stop

B3:20/0

Drive Stop

N20:20/0

Command Start

B3:20/1

Drive Start

N20:20/1

Command Jog

B3:20/2

Drive Jog

N20:20/2

Command Clear Faults

B3:20/3

Drive Clear Faults

N20:20/3

Command Forward Reverse (XIO) B3:20/4

Drive Forward

N20:20/4

Command Forward Reverse (XIC) B3:20/4

Drive Reverse

N20:20/5

Speed Reference

N30:22

Speed Reference

N20:22

PowerFlex 70
Drives

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