Rockwell-automation 1747-KE,D17476.12 DH-485/RS-232C Interface Module User Manual download pdf (Page 47)

Publication 1747-UM005B-EN-P - March 2006

Installation and System Configuration 4-9

These illustrations show wiring diagrams for the RS-423/232, RS-422,

and RS-485 communications.

RS-423/232 DTE to DCE (Non-modem Hardware Handshake to DCE)

RS-423/232 DTE to DCE (Modem Hardware Handshake to DCE)

RXD

TXD

DTR

COM

DSR

RTS

CTS

TXD

RXD

COM

DTR

DSR

RTS

CTS

DTE DCE

Peripheral

Interface Module

9-pin 25-pin

RXD

TXD

DTR

COM

DSR

RTS

CTS

TXD

RXD

COM

DTR

DSR

RTS

CTS

DTE DCE

PeripheralInterface Module

9-pin 25-pin

1 2 ... 42 43 44 45 46 47 48 49 50 51 52 ... 138 139

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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