Rockwell-automation 2755 AtomScan Bar Code Reader Manual de usuario descargar pdf (Pagina 126)

Application ExamplesE–10

Publication 2755-6.9

2. Configure Channel 0 in the Channel 0 User Mode Configuration

screen.

Note: Termination 1 is set for \a or Line Feed [LF], and

Termination 2 is set for \d or Carriage Return [CR]. These

terminators, along with the ARL instruction in the SLC, allow

you to read one message at a time with [CR] [LF] terminators.

SLC Program

The sample ladder logic listing below instructs the SLC 5/03 and

SLC 5/04 controllers to:

Rung 2:0 – Read one string of ASCII data terminated with a

[CR] [LF].

1 2 ... 121 122 123 124 125 126 127 128 129 130 131 ... 140 141

AtomScan 1
Code Readers 1
Allen-Bradley 1
Important User 2
Information 2
Table of Contents 3
Configuring Your Reader 4
Hardware Operation 4
Table of Contents toc–iii 5
Chapter Objectives 7
Contents of this Manual 7
Conventions Used in this 8
Intended Audience 8
Related Publications 8
Introduction to AtomScan 9
Procedures 10
3. Install the reader 11
4. Install the interface box 12
5. Install the power supply 12
• baud rate = 9600 13
• parity = even 13
• stop bits = one 13
• data bits = 7 13
Hardware Features 16
Interface Box Features 17
Decoding 18
Safety Information 19
Scan Beam Options 20
Accessories 20
Designing Your Scanner System 21
Symbol Height and Length 22
Symbol Quality 22
Symbol Orientation 23
Direction 24
Tilt, Pitch, and Skew 25
Determining Read Range 26
Calculating the Number of 29
Picket Fence Calculation 30
Installing Your Hardware 31
Installing the System 32
Hardware 32
4–4 Installing Your Hardware 34
Mounting Surface 34
Connecting System 35
Hardware Together When 35
Using an Interface Box 35
Using an Interface Box in a 41
Daisy-Chain Configuration 41
4–14 Installing Your Hardware 44
Not Using an Interface Box 45
5–4 Configuring Your Reader 49
[Control]. It 49
[0] (zero) 49
Communications Menu 50
Host Protocol Parameters 51
5–7Configuring Your Reader 52
Operations Menu 54
5–13Configuring Your Reader 58
5–14 Configuring Your Reader 59
Code Types Menu 60
5–17Configuring Your Reader 62
5–18 Configuring Your Reader 63
• Status 64
Scanner Output Menu 65
5–22 Configuring Your Reader 67
Scanner Setup Menu 68
Serial Configuration 69
Concatenating Serial Commands 70
Serial Command Status Request 70
Losing Communications 70
Serial Configuration Commands 71
Sserial command status,serial 72
• Auxiliary Port 76
• External Trigger Level 77
• Match Code Type 77
• New Master Pin 78
• Narrow Margins 78
• Bar Code Output 81
• Beeper 82
• Laser On/Off 82
• Serial Verification 82
Decode Test 84
Adjusting Reader 84
Parameters 84
Scan Width 85
Label Speed 85
Status Commands 91
Operating Scanner System 94
• Postamble = CR (^M) 95
• Postamble is enabled 95
• transparent 96
• non–buffered full-duplex 96
• non-buffered half-duplex 96
6–14 Hardware Operation 99
[<Zd>] (Restore/Save 99
Reader RS-232RS-232 IB1 Host 99
Publication 2755-6.9 100
Operating the Power Supply 101
Operating the Host Device 101
Chapter 7 102
Troubleshooting the 103
Technical Support Services 104
Specifications 105
Reader Specifications 106
Interface Box 107
Power Supply 107
Cable Pinouts 108
Interface Box Pinouts 109
Scanner Port 110
RS-485/422 Port 110
RS-232 Port 111
ASCII Table 112
Multidrop Communications 113
Polling Sequence 115
Select Sequence 116
Application Examples 117
Flexible Interface Module 119
Application Examples E–5 121
Module data 122
SLC 5/03 and SLC 5/04 123
Controllers 123
SLC Program 126
PLC-5 Controller 127
PLC-5 controllers 128
PLC-5 Controllers Setup 129
DTAM Plus DeviceNet 130
DeviceNet Operation 132
Application Examples E–17 133
European Union Directives 134
Declaration of Conformity 135
Glossary 136
GlossaryG–2 137
Glossary G–3 138
GlossaryG–4 139
Glossary G–5 140
Worldwide representation 141

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