Rockwell-automation 1747-KE,D17476.12 DH-485/RS-232C Interface Module User Manual Page 90
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Publication 1747-UM005B-EN-P - March 2006
8-2 Application Examples
Parameter Settings
For this example, configure the parameters to the settings provided
below.
DF1 Configuration (N10:11...17)
DH-485 Configuration (N10:21...27)
Modem Init String Characters 1-14 (N10:31-37)
c d e f g h i j k l m n o p
Modem Init String Characters 15-28 (N10:41-47)
A B C (null)
Parameter Configuration Word and Bits Used
Communication Rate 1200 N10:11/0...2
Bits Per Character 8 N10:11/3
Parity None N10:11/4...5
Stop Bits 1 N10:11/6
Duplicate Packet Detection Disabled N10:11/7
Checksum BCC N10:11/8
Hardware Handshaking Disabled N10:11/9
Constant Carrier Detect Disabled N10:11/10
Duplex Setting Full N10:11/11
Embedded Response Detect ADER N10:11/12
ENQuiry Retries 2 N10:12/0...7
Modem Init String Delay 5 s N10:12/8...15
NAK Received Retries 4 N10:13/0...7
DF1 Slave Address
(1)
(1)
Not applicable for full-duplex.
7 N10:13/8...15
ACK Timeout 37 x 5 ms N10:14/0...15
Message Timeout 100 ms N10:15/0...15
RTS On Delay
(1)
5 x 5 ms N10:16/0...15
RTS Off Delay
(1)
7 x 5 ms N10:17/0...15
Parameter Configuration Word and Bits
Used
Node Address 5 N10:21/0...7
Max Node Address 31 N10:21/8...15
Communication Rate 19,200 N10:22/0...3
Pass Through Enabled N10:22/4
Message Timeout 12000 ms N10:23/0...15
- DH-485/RS-232C 1
- Interface Module 1
- Important User Information 2
- Summary of Changes 3
- 2 Summary of Changes 4
- Table of Contents 5
- Table of Contents iii 7
- Who Should Use This 9
- Purpose of This Manual 9
- Terms and Abbreviations 10
- Conventions Used in This 11
- 4 Preface 12
- Features 14
- LED Indicators 15
- Jumper Placement 16
- Use a Modem with Your 17
- Use DF1 Protocol and Your 17
- Typical Configurations 18
- Half-duplex (Local Mode) 20
- Half-duplex (Remote Mode) 21
- Group 01Group 00 21
- Quick Start 23
- Procedures 24
- Configure the Module 25
- Start-up the Module 25
- 2-4 Quick Start 26
- DF1 Communication 27
- Half-duplex DF1 Protocol 28
- Local Mode 29
- Remote Mode 30
- 011 11101 34
- Slave-to-slave Communication 35
- Communicate with DH-485 36
- Communicate with a 37
- European Union Directives 39
- Compliance 39
- Choose the Module’s 40
- Functionality 40
- Series B Functionality 41
- Set the Module’s Mode 42
- Verify CONFIG Port 43
- Configuration 43
- Verify DF1 Port 44
- Install Your Module in an 45
- Open Slot 45
- Connect Cable to CONFIG or 46
- DF1 Ports 46
- 47
- Connect Cable to the 49
- DH-485 Port 49
- Configure Your SLC Chassis 51
- Configure the DF1 Driver 52
- Configure Your Module 53
- Complete the Installation of 53
- Your Module 53
- Terminal 55
- ASCII Terminal 56
- Module Configuration with 57
- Top Level Setup Menu 58
- CONFIG Port Menu 59
- DF1 Port Menu 60
- DH-485 Port Menu 61
- DF1 Protocol Menu 62
- RAM is lost 63
- DF1 Half-duplex Setup Menu 64
- Display Parameters Menu 66
- Configure the Interface 68
- Module from the SLC 68
- Processor 68
- Place the Module into 70
- Software Run Mode from 70
- SLC Processor 70
- Configuration from the SLC 71
- Read the Module’s 71
- Examine the SLC 72
- Processor’s Status Word 72
- Build the DF1 Configuration 74
- DF1 Port Setup Parameters 75
- Build the DH-485 78
- Configuration Packet 78
- Build the Modem Init String 79
- Configuration Packets 79
- Use the Real Time Clock 82
- Establish a Data Echo 83
- Between the Interface 83
- Module and the SLC 83
- Reset the Interface Module 84
- Interpret the LED Indicators 85
- Input Image Description 86
- Status Codes from the 87
- Module to the Processor 87
- SLC Fault Code 87
- Application Examples 89
- Parameter Settings 90
- Configuration Results 91
- Supplementary Example 97
- Using the Backplane 97
- Data Echo Feature 99
- Configuration Data Table 101
- RSLogix Software to SLC 102
- Network via Modem 102
- Modify an Existing Driver 105
- Add a New Driver 105
- IMPORTANT 109
- Specifications 117
- Certification 118
- Port Isolation 118
- RS-423 jumper settings 119
- A-4 Specifications 120
- Appendix 121
- Overview 121
- SLC 500 Processor 122
- Use the PLC-5 Message 123
- Instruction with Word 123
- Instruction with Byte 124
- Disposal 125
- Battery Location 126
- Battery Handling 127
- Three or More Batteries 128
- Battery Disposal 129
- DF1 Full-duplex 132
- DF1 Half-duplex 133
- Numerics 135
- 2 Index 136
- Index 3 137
- Rockwell Automation 139
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