Plc programming considerations appendix a – Rockwell Automation 2711 PANELBUILDER SOFTWARE USER MANUAL User Manual

Page 369

Advertising
background image

PLC Programming Considerations

Appendix A

A-5

The following rung will constantly block transfer write to a PanelView
terminal.

Figure A.2

Block Transfer Write Example (PLCĆ5/15)

BTW

BLOCK TRANSFER WRITE

Rack:

2

Group:

0

Module:

1

Control Block:

N7:5

Data File:

N7:500

Length:

32

Continuous:

N

Write

Enable

N7:5

/

15

(EN)

(DN)

(ER)

20238

The following rung will constantly block transfer read from a PanelView
terminal.

Figure A.3

Block Transfer Read Programming (PLCĆ5/15)

BTR

BLOCK TRANSFER READ

Rack:

2

Group:

0

Module:

1

Control Block:

N7:0

Data File:

N7:400

Length:

32

Continuous:

N

Read

Enable

N7:0

/

15

(EN)

(DN)

(ER)

Read

Done

N7:0

13

(EN)

(DN)

(ER)

20239

FAL

FILE ARITHMETIC/LOGICAL

Control:

R6:6

Length:

32

Position: 0

Mode: ALL

Dest: #N14:00

Expression:

#N7:400

Move Read File to Verified" Read File

The PLC program should use the “verified” read data.

Advertising