Rockwell-automation 1772-LV Mini-PLC - 2/15 Programmable Controller (S Manual de usuario descargar pdf (Pagina 116)

Programming Fundamental Instructions

Chapter 8

813

112

013

To remove the middle rung from the existing program.

112

013

112

013

112

013

112

013

112

013

112

013

112

013

(cursor

down)

REMOVE REMOVE appears at the lower left hand corner of the screen.

RUNG

112

013

112

013

112

013

You removed the middle rung!

KEY

DISPLAY

1 2 ... 111 112 113 114 115 116 117 118 119 120 121 ... 214 215

Programming 1
Operations 1
Table of Contents 2
Table of Contentsii 3
Table of Contents iii 4
Table of Contentsiv 5
Introduction 6
Traditional Controls 8
Programmable Control 9
The Four Major Sections 9
Controllers 10
Chapter 2 10
PC Control Sequence 15
Scan Sequence 16
Conclusion 19
Major Components 20
General Features 20
Hardware Features 20
Mini-PLC-2/15 System: 21
An Overview 21
Chapter 3 21
Optional Features 26
Memory Organization 30
Chapter 4 31
Data Table Areas 35
User Program 35
Message Storage 36
Fundamental Instruction Set 38
Programming Logic 38
Chapter 5 39
Hardware Review 39
Set vs. Reset 39
X X / XXX 40
0 0 / 121 40
Bit Examining Instructions 42
Branching Instructions 43
Timers and Counters 45
Counter Instructions 48
Section D 51
Compare Instructions 52
Section E 54
Arithmetic Instructions 54
Scan Theory 58
Program Control Instructions 65
Immediate Update I/O 67
Instructions 67
SECTION D 77
Advance Data Manipulation 77
Modes of Operation 79
Data Monitor Mode Display 81
Sequencer Instructions 86
SECTION E 92
Block Transfer Instructions 92
Block Transfer Syntax 94
Block Programming 97
Buffering Data 98
Advanced Instruction Set 100
Chapter 6 100
Operations Overview 101
Chapter 7 102
Objectives 104
System Start Up 104
Chapter 104
Section A 105
Relay Type Instructions 105
Chapter 8 106
Bit Controlling Instructions 109
Section B 111
Editing Your Instructions 111
Programming Applications 118
Chapter 9 119
Application Two 120
Application Three 121
Block Format Instructions 123
File Instruction Programming 123
Chapter 10 124
Before you begin: 124
Editing a File 130
Let's Begin 131
Section C 132
Programming Limitations 133
Bottle Filling Application 134
Documenting Your Program 134
Special Programming Aids 148
Chapter 11 149
OnLine Data Change 149
Online Programming 149
Data Initialization Key 150
Block Transfer 152
Bidirectional Block Transfer 156
Special Program Techniques 158
Manual Restart 160
Cascading 161
Figure 11.8 162
Hour Clock 162
Run Time Errors 163
Chapter 12 164
Troubleshooting Aids 165
Chapter 13 166
Bit Monitor Function 166
Temporary End Instruction 168
Quick Reference Section 170
Appendix A 171
Industrial Terminal Commands 185
Glossary 194
Appendix B 195
Worldwide representation 215

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