Rockwell-automation 1794-OF8IH FLEX Isolated Input/Output HART Analog Manual de usuario Pagina 5
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Preface
Why Read This Manual
This manual shows you how to use your FLEX I/O analog modules with the
ControlNet products and ControlNet network, and EtherNet products and
EtherNet network. The manual helps you install, program, and troubleshoot
your module. This manual:
Who Should Use This
Manual
You must be able to program and operate a ControlNet product and
ControlNet or Ethernet network to make efficient use of a FLEX I/O
module.
About the Vocabulary
In this manual, we refer to the:
• 1794-IF8IH as the input module
• 1794-OF8IH as the output module
Related Documentation
The following documents contain additional information concerning Rockwell
Automation products. To obtain a copy, contact your local
Rockwell Automation office or distributor.
Common Techniques Used
in this Manual
The following conventions are used throughout this manual:
• Bulleted lists such as this one provide information, not procedural steps.
• Numbered lists provide sequential steps or hierarchical information.
• Italic type is used for emphasis.
Resource Description
FLEX I/O 8 Isolated Input HART Analog Module
Installation Instructions, publication 1794-IN115
.
Information on wiring and installing the 1794-IF8IH HART input module.
FLEX I/O 8 Isolated Output Analog Module Installation
Instructions, publication 1794-IN120
.
Information on wiring and installing the 1794-OF8IH HART output module.
FLEX I/O and FLEX XT I/O Selection Guide, publication
1794-SG002
.
A description and overview of the 1794 and 1797 series FLEX I/O modules
compatible control platforms, and overview of how to specify a FLEX I/O system.
DTM Library FLEX and FLEX EX Release Notes,
publication 1794-RN068
Web updates for FLEX I/O and FLEX EX I/O DTM libraries.
Industrial Automation Wiring and Grounding
Guidelines, publication 1770-4.1
More information on proper wiring and grounding techniques.
Allen-Bradley Industrial Automation Glossary, AG-7.1
. A glossary of industrial automation terms and abbreviations.
- Analog Modules 1
- Important User Information 2
- Summary of Changes 3
- Related Documentation 5
- Table of Contents 7
- 1794-IF8IH and 1794-OF8IH 8
- Table of Contents iii 9
- Table of Contents v 11
- What FLEX I/O Analog 13
- Modules Do 13
- Communicate with 14
- Programmable Controllers 14
- Physical Features of 15
- Your Module 15
- Use Alarms on the Input 15
- Overrange Alarm 16
- Underrange Alarm 16
- Remote Fault Alarm 16
- Local Fault Alarm 17
- Use the HART Capabilities 18
- HART Implementation 18
- Features 19
- Select Your Analog Input 20
- Module Operating Features 20
- Data Format 21
- Select Your Analog Output 22
- Latch Mode 23
- Global Reset 23
- Diagnostic Data error 11 24
- = data out of range 24
- Understand Image Table 25
- Mapping and Bit/Word 25
- Descriptions 25
- ATTENTION 27
- Install the Module 28
- Mount on a Panel or Wall 30
- Description Description 31
- IMPORTANT 32
- Label here 33
- Wire the Terminal Base 34
- Connect Wiring to the FLEX 34
- I/O HART Analog Modules 34
- Terminal Base Unit 35
- Ground the Module 36
- Use Programming Software 37
- About the ControlNet and 38
- EtherNet Adapters 38
- Communication Over the 38
- FLEX I/O Backplane 38
- Scheduled Data Transfer 39
- Unscheduled Data Transfer 39
- Module I/O Mapping 39
- I/O Structure 40
- Fault State Data 40
- Device Actions 40
- Data Transfer Types 43
- Configuration Parameters 44
- Byte Order (2 of 2 bits) 47
- Examples 49
- Fault Mode (8 of 1 bit) 50
- Low Alarm Limit (8 of 16 bit) 54
- Real Time Data (RTD) 57
- Profile, Primary Input 57
- Parameters 57
- Profile, Primary Status 58
- High Alarm (8 of 1 bit each) 60
- Low Alarm (8 of 1 bit each) 60
- Loop Alarm (8 of 1 bit each) 61
- HART Status Fields 63
- Secondary Input Data 64
- Table, Cyclic EDT Input 64
- HART PV Status (8 of 8 bits): 67
- Bit 5 Reserved 68
- Bit 6 Reserved 68
- Bit 7 Reserved 68
- HART PV Status 68
- Interpret the Status 69
- Indicators 69
- Module Configuration for 69
- Little Endian Byte Order 75
- Word Swap BYTE ORDER 75
- Profile, Status Parameters 82
- Fault Alarm (8 of 1 bit each) 83
- Diagnostic Data (1 of 8 bits) 83
- Profile, Output Parameters 85
- Global Reset (1 of 1 bit) 86
- Status Indicators 87
- Configure Module Messaging 89
- HART Configuration Quick 90
- Field Value Definition 100
- HART Failed Reason Code 104
- Chapter Summary 106
- Troubleshoot Your Module 107
- FLEX I/O HART Module Commands 109
- Commands 110
- Universal Commands 110
- Common Practice 110
- Device-specific Commands 111
- Appendix 113
- Overview 113
- Message Structure 113
- Burst Mode (not supported) 114
- Start Character 115
- HART Address 115
- HART Command 115
- Byte Count 116
- Check Byte 116
- Response Code 116
- Communication 127
- HART Frame Enhancements 130
- Background Information 131
- Configuration 132
- HART Disable 133
- Channel Data Format 133
- Channel Data Formats 134
- Digital Filters 135
- High Alarm Limit 138
- Low Alarm Limit 138
- Remote High High Alarm Limit 138
- Input Map 139
- High Alarm 140
- Low Alarm 140
- Out of Range 141
- Second Alarm 141
- Diagnostic Status 141
- HART Fault 142
- HART Current Fault 142
- HART Transmitter Present 143
- Local Fault Mode 147
- Digital Mode 152
- Digital Fault Mode 153
- Analog Fault Value 153
- HART Command 3 Disable 153
- Digital Data 154
- Fault Reset 154
- Analog Data 154
- 152 Index 160
- How Are We Doing? 161
- BUSINESS REPLY MAIL 162
- Rockwell Automation 164
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