Rockwell-automation 1771-QB Linear Pos. Manuale Utente Scaricare il pdf (Pagina 42)

Installing the Linear Positioning Module

Chapter 5

53

Figure 5.1

Locating

the Analog Configuration Switches

50043

CURRENT RANGE

VOLTAGE/CURRENT

CURRENT RANGE

VOLTAGE/CURRENT

LOOP 2

LOOP 1

2. Use a blunt pointed instrument (such as a ballpoint pen) to set the

switches.

ATTENTION: Don’t use a pencil to set switches. Lead can jam the

switch.

1 2 ... 37 38 39 40 41 42 43 44 45 46 47 ... 225 226

Linear Positioning Module 1
Important User Information 2
Table of Contents 3
Table of Contentsii 4
Table of Contents iii 5
Table of Contentsiv 6
Table of Contents v 7
Table of Contentsvi 8
Organization of the Manual 9
Audience 10
Related Publications 10
Related Software 10
Frequently Used Terms 11
Chapter 1 13
Transducers 13
Product Compatibility 13
Servo and Proportional Valves 14
System Overview 15
Positioning Concepts 17
Chapter 2 18
ClosedLoop Positioning 18
A Simple Positioning Loop 19
Proportional Gain 20
Feedforwarding 21
Deadband 23
PID Band 23
How the Module Fits in a 25
Positioning System 25
Chapter 3 27
Setpoints 28
Commanding Motion 28
Motion Blocks 29
Hardware Description 30
Chapter 4 31
Wiring Arm Terminals 31
Number of Circulations 32
Transducer Interface 32
Determining the Optimum 32
Discrete Inputs 34
Auto/Manual Input 35
Hardware Start Input 35
Discrete Outputs 37
OUTPUT 1 38
OUTPUT 2 38
Power Supplies 38
Planning Module Location 40
Chapter 5 41
Electrostatic Discharge 41
Setting Analog Output 41
Switches 41
Inserting the Module 44
Using Shielded Cables 45
Wiring Guidelines 45
Using Twisted Wire Pairs 47
Connecting AC Power 47
Connecting the Transducer 49
Interface 49
Power Supply 50
Jog Forward Input 54
Jog Reverse Input 55
General Purpose Inputs 55
Connecting Multiple Modules 55
Connecting the Analog 57
Analog Output 58
Connecting the Discrete 59
PLC Communication Overview 62
Chapter 6 63
Word Assignment 63
Status Word 1 (words 2 and 6) 64
Status Word 2 (words 3 and 7) 68
Analog Range (words 2 and 31) 84
Transducer 87
PID Band (words 12 and 41) 93
Deadband (words 13 and 42) 94
Gain Factor (words 19 and 48) 99
Chapter 7 100
Setpoint Block 106
Setpoint Position 109
Local Velocity 110
Command Block 111
Chapter 119
Before You Begin 119
5 12 Application dependent 121
0 700 Application dependent 121
(LS) Zeroposition offset 122
Figure 8.2 123
Block Data T 123
Chapter 8 124
Analog Calibration Constants 128
Axis Tuning 128
Feedforward Gain 129
PID Loop Gains 130
Advanced Features 132
Chapter 9 133
Motion Block Control Word 135
Programmable I/O Control Word 136
Programmable Input and 136
Default I/O Configuration 139
Motion Segment Control Words 139
Motion Segments 139
Using the Motion Block 143
Sample Application Programs 145
Chapter 10 146
Block Transfer Sequencing 146
PLC5 Block Transfer 147
Instructions 147
Application Program #1 147
Figure 10.5 151
Application Program #2 155
Figure 10.10 157
Troubleshooting 163
Chapter 11 164
Module Fault Indicator 164
Loop Active Indicators 164
Troubleshooting Feedback 165
Troubleshooting Flowchart 166
Flowchart Notes 169
Appendix 170
Appendix A 171
Status Block 175
Appendix B 176
Parameter Block 183
Appendix C 184
BCD or binary 186
Appendix D 195
Appendix E 198
Motion Block 201
Appendix F 202
Hexadecimal Data Table Forms 206
(LS) Zero 207
+ Software travel limit 207
Appendix G 213
Appendix G 214
Description 216
Data Formats 218
Appendix H 219
Bit Inversion Method 219
Subtraction Method 219
Implied Decimal 219
Position Format 220
Double Word Position Format 221
Product Specifications 222
With major offices worldwide 226

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Rockwell-automation 1771-QB Linear Pos. Manuale Utente Pagina 42

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