User Manual

ManualsBrandsRockwell Automation ManualsEquipment1756-DH485 ControlLogix DH-485 Communication Module User Manual

Table Of Contents

1756-UM532A-EN-P
Important User Information
Table of Contents
Purpose of This Manual
Preface
- Who Should Use This Manual
- Other Resources
1756-DH485 Module Overview
- Introduction
- What the Module Does
- Module Requirements
- Module Features
- Prevent Electrostatic Discharge
- Removal and Insertion Under Power
- Typical Applications
- Remote Messaging
  - Remote Upload and Download
- Routing Limitations
  - DH-485 and CIP Messaging
  - Alphanumeric Indicators
Overview of the DH-485 Network
- Introduction
- DH-485 Network Description
- DH-485 Network Protocol
- DH-485 Token Rotation
- DH-485 Network Initialization
- Devices that Use the DH-485 Network
- 1747-AIC Isolated Link Coupler for DH-485
- 1761-NET-AIC Advanced Interface Converter Product Overview
- Operating Modes
- Device Compatibility
  - Node Address Identification
- Misconception about the 1761-NET-AIC Converter
- 1747-UIC USB to DH-485 Interface Converter
- Example System Configuration
  - Configure the SLC 5/03, SLC 5/04, and SLC 5/05 Controller Channel 0 for DH-485
- Important Planning Considerations
  - Hardware Considerations
  - Software Considerations
- Additional Resources
Use Data Highway 485 Network
- Introduction
- What Is Data Highway 485?
  - Link Design
- Two Methods of Communication Over a DH-485 Network
- Use DH-485 Messaging
- Configuration Information in DH-485 Messaging
- Application Timeout
- Example DH-485 Network Routing Configuration
- Use the Common Industrial Protocol (CIP) Messaging
Use RSLinx Software to Create a Routing Table
- Introduction
- Choose the Correct Software
- Use RSLinx Software to Create a Routing Table
  - What Is a Routing Table?
  - ControlLogix Routing
- Create the Routing Table
  - Set the Controller Slot
Communicate from an SLC 5/03 Controller to a Logix Controller over a DH-485 Network
- Introduction
- Hardware Configuration
- Use the Controller Slot to Route the Local Message
- Create a Local Message in RSLogix 500
- Configure the Message
- Create a Logic Map for the Local Message in RSLogix 5000 Software
Communicate Between SLC Controllers over DH+ and DH485 Networks
- Introduction
- SLC 5/04 Controller Sends a Remote Message
- SLC 5/03 Controller Sends a Remote Message
Communicate Between a PLC-5 Controller and a Remote SLC 5/03 Controller over Multiple DH-485 Networks
- Introduction
- Hardware Configuration
- Create the Routing Table
  - Configure the PLC-5 DH+ Channel 1A Link ID
- Create a Message in RSLogix 5
- Configure the Message
Communicate from an SLC 5/05 Controller to an SLC 5/03 Controller over an EtherNet/IP Network
- Introduction
- Hardware Configuration
- Create a Message in RSLogix 500
- Configure the Message
- Review the Multihop Feature in RSLogix 500
Communicate to a SLC 5/03 Controller on a DH-485 Network
- Introduction
- Hardware Configuration
- Create a Message in RSLogix 5000
- Configure the Message
Communicate from a Logix Controller to an SLC 5/03 Controller over EtherNet/IP and DH-485 Networks
- Introduction
- Hardware Configuration
- Create a Remote 1756-ENBT Message in RSLogix 5000
- Configure the Message
Specifications
Troubleshoot the 1756-DH485 Module
- Introduction
- Check Power Supply and Module Status
- Interpret the LED Status Indicators
- Interpret the Alphanumeric Indicators
- Interpret the OK Status Indicator
- Routing Errors in DH-485 Messaging
  - Routing Errors in Local DH-485 Messaging
  - Routing Errors in Remote DH-485 Messaging
Index
- Numerics
- A
- C
- D
- E
- F
- H
- L
- M
- N
- P
- R
- S
- T
- U
  - Installation Assistance
  - New Product Satisfaction Return
How Are We Doing?
Rockwell Automation Support
Backcover

Publication 1756-UM532A-EN-P - May 2006

Table of Contents iii

Chapter 6

Communicate Between SLC

Controllers over DH+ and DH485

Networks

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1

SLC 5/04 Controller Sends a Remote Message . . . . . . . . . . . . . . . . . 6-2

Hardware Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2

Create the Routing Table in RSLinx Software . . . . . . . . . . . . . . . 6-3

Configure the SLC 5/03 Controller Channel 1 Link ID . . . . . . . 6-4

Configure the SLC 5/04 Channel 1 Link ID . . . . . . . . . . . . . . . . 6-5

Create a Message in RSLogix 500 . . . . . . . . . . . . . . . . . . . . . . . . . 6-6

Configure the Message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7

SLC 5/03 Controller Sends a Remote Message . . . . . . . . . . . . . . . . . 6-8

Hardware Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8

Create the Routing Table in RSLinx Software . . . . . . . . . . . . . . . 6-9

Create a Remote Message in RSLogix 500 . . . . . . . . . . . . . . . . . 6-10

Configure the Message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-11

Chapter 7

Communicate Between a PLC-5

Controller and a Remote SLC 5/03

Controller over Multiple DH-485

Networks

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

Hardware Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2

Create the Routing Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3

Configure the PLC-5 DH+ Channel 1A Link ID . . . . . . . . . . . . 7-4

Create a Message in RSLogix 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4

Configure the Message. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-5

Chapter 8

Communicate from an SLC 5/05

Controller to an SLC 5/03

Controller over an EtherNet/IP

Network

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1

Hardware Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2

Create a Message in RSLogix 500 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3

Configure the Message. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-4

Review the Multihop Feature in RSLogix 500 . . . . . . . . . . . . . . . . . . 8-5

Chapter 9

Communicate to a SLC 5/03

Controller on a DH-485 Network

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1

Hardware Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2

Create a Message in RSLogix 5000 . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-3

Configure the Message. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-4