Rockwell Automation Allen-Bradley Micro820

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Rockwell Automation Publication 2080-UM002M-EN-E - April 2022 109

Chapter 6 Micro870 Controller Distributed Network Protocol

For DNP3 PTYPX, you can configure the controller to construct the Data Set

Prototype objects.

For DNP3 DSX, you can configure the controller to construct the Data Set

Descriptor objects.

Main Page

Table of Contents3
Preface11
About this Publication11
Conformal Coated Catalogs11
Download Firmware, AOP, EDS, and Other Files11
Summary of Changes11
Additional Resources12
Hardware Overview16
Hardware Features16
Micro830 Controllers16
Micro850 Controllers17
Micro870 Controllers19
Programming Cables21
Embedded Serial Port Cables21
Embedded Ethernet Support22
About Your Controller23
Programming Software for Micro800 Controllers23
Obtain Connected Components Workbench Software23
Use Connected Components Workbench Software23
Controller Changes in Run Mode23
Using Run Mode Change (RMC)24
Uncommitted Changes25
RMC Memory25
Limitations of RMC27
Using Run Mode Configuration Change (RMCC)28
Using Modbus RTU Communication29
Using Ethernet/Ip Communication30
Safety Considerations32
Disconnect Main Power32
Safety Circuits32
Power Distribution33
Periodic Tests of Master Control Relay Circuit33
Power Considerations33
Isolation Transformers33
Power Supply Inrush33
Loss of Power Source34
Input States on Power down34
Other Types of Line Conditions34
Preventing Excessive Heat34
Master Control Relay35
Using Emergency-Stop Switches35
Install Your Controller39
Controller Mounting Dimensions39
Mounting Dimensions39
DIN Rail Mounting41
Panel Mounting41
Panel Mounting Dimensions42
System Assembly43
Wire Your Controller47
Wiring Requirements and Recommendation47
Use Surge Suppressors48
Recommended Surge Suppressors49
Grounding the Controller50
Wiring Diagrams51
Controller I/O Wiring55
Minimize Electrical Noise55
Analog Channel Wiring Guidelines55
Minimize Electrical Noise on Analog Channels56
Grounding Your Analog Cable56
Wiring Examples56
Embedded Serial Port Wiring57
Communication Connections59
Overview59
Supported Communication Protocols59
Modbus RTU61
CIP Serial Client/Server - DF161
Ascii61
Modbus TCP Client/Server61
CIP Symbolic Client/Server62
CIP Client Messaging63
Sockets Client/Server TCP/UDP63
CIP Communications Pass-Thru64
Examples of Supported Architectures64
Use Modems with Micro800 Controllers65
Making a DF1 Point-To-Point Connection65
Construct Your Own Modem Cable65
Configure Serial Port66
Configure CIP Serial Driver66
Configure Modbus RTU68
Configure ASCII70
Configure Ethernet Settings71
Validate IP Address72
Ethernet Host Name73
Configure CIP Serial Driver73
OPC Support Using Factorytalk Linx73
Overview75
Channel Configuration for DNP3 Slave75
Serial Port Link Layer Configuration76
Ethernet Layer Configuration77
DNP3 Slave Application Layer Configuration78
Serial Link Layer Configuration Parameters78
Ethernet Layer Configuration Parameters81
DNP3 Slave Application Layer Configuration Parameters86
DNP3 Slave Application Layer100
Function Codes100
Internal Indications104
DNP3 Objects and Controller Variables105
DNP3 Object Data106
DNP3 Configuration107
DNP3 Data Set Object107
Object Quality Flags114
DNP3 Device Attribute Object116
Event Reporting117
Generate Events117
DNP3 10K Event Logging119
Control Generating Event120
Report Event by Polled Response121
Report Event by Unsolicited Response121
Collision Avoidance122
Time Synchronization123
Diagnostics124
Diagnostics for Ethernet Channel125
Diagnostics for Secure Authentication126
Function Codes126
Implementation Table127
Program Execution in Micro800133
Overview of Program Execution133
Execution Rules134
Optional Module134
Controller Load and Performance Considerations135
Periodic Execution of Programs135
Power up and First Scan135
Variable Retention136
Memory Allocation136
Guidelines and Limitations for Advanced Users137
Motion Control139
PTO Motion Control139
Use the Micro800 Motion Control Feature140
Input and Output Signals141
Motion Control Function Blocks144
General Rules for the Motion Control Function Blocks145
Motion Axis and Parameters152
Axis States153
Limits154
Motion Stop156
Motion Direction157
Axis Elements and Data Types158
Axis Error Scenarios159
Mc_Engine_Diag Data Type160
Function Block and Axis Status Error Codes160
Major Fault Handling162
Motion Axis Configuration in Connected Components Workbench163
Add New Axis163
Edit Axis Configuration164
Axis Start/Stop Velocity170
Real Data Resolution170
PTO Pulse Accuracy172
Motion Axis Parameter Validation172
Delete an Axis172
Monitor an Axis173
Homing Function Block173
Conditions for Successful Homing174
Mc_Home_Abs_Switch175
Mc_Home_Limit_Switch176
Mc_Home_Ref_With_Abs177
Mc_Home_Ref_Pulse178
Mc_Home_Direct179
Use PTO for PWM Control179
POU Pwm_Program181
HSC Feedback Axis181
Use the High-Speed Counter and Programmable Limit Switch183
High-Speed Counter Overview183
Programmable Limit Switch Overview183
What Is High-Speed Counter184
Features and Operation184
HSC Inputs and Wiring Mapping185
High Speed Counter (HSC) Data Structures187
HSC APP Data Structure187
HSC STS (HSC Status) Data Structure196
High-Speed Counter (HSC) Function Block202
HSC Commands (Hsccmd)203
HSC_SET_STS Function Block204
Programmable Limit Switch (PLS) Function205
PLS Data Structure205
PLS Operation206
PLS Example207
HSC Interrupts208
HSC Interrupt Configuration208
HSC Interrupt POU209
HSC Interrupt Status Information210
Controller Security213
Protected Mode213
Exclusive Access213
Password Protection214
Compatibility214
Work with a Locked Controller215
Upload from a Password-Protected Controller215
Debug a Password-Protected Controller215
Download to a Password-Protected Controller216
Transfer Controller Program and Password-Protect Receiving216
Controller216
Back up and Restore a Password-Protected Controller217
Configure Controller Password217
Recover from a Lost Password217
Using the Memory Module Plug-In218
Using Microsd Cards221
Overview221
Project Backup and Restore222
Backup and Restore Directory Structure223
Power-Up Settings in Configmefirst.txt224
General Configuration Rules in Configmefirst.txt226
Configmefirst.txt Errors226
Deliver Project Updates to Customers through Email227
Data Log229
Data Log Directory Structure230
Data Log Function (DLG) Block231
Recipe235
Recipe Directory Structure236
Quickstart Projects for Data Log and Recipe Function Blocks238
Use the Data Log Feature239
Use the Recipe Feature244
Modbus Mapping for Micro800251
Modbus Mapping251
Endian Configuration251
Mapping Address Space and Supported Data Types251
Example 1, Panelview 800 HMI (Master) to Micro800 (Slave)252
Example 2, Micro800 (Master) to Powerflex 4M Drive (Slave)253
Performance256
Flash Upgrade Your Micro800 Firmware257
Flash Upgrade from Microsd Card259
Establish Communications between Rslinx and a Micro830/Micro850262
Micro870 Controller through USB262
Configure Controller Password267
Set Controller Password267
Change Password269
Clear Password269
Use the High-Speed Counter270
Create the HSC Project and Variables271
Assign Values to the HSC Variables274
Assign Variables to the Function Block276
Run the High-Speed Counter277
Use the Programmable Limit Switch (PLS) Function279
Forcing I/Os280
Checking if Forces (Locks) Are Enabled281
I/O Forces after a Power Cycle282
Use Run Mode Change282
Create the Project283
Edit the Project Using Run Mode Change285
Information about Using Interrupts289
What Is an Interrupt289
When Can the Controller Operation be Interrupted290
Priority of User Interrupts290
User Interrupt Configuration291
User Fault Routine292
User Interrupt Instructions292
STIS - Selectable Timed Start293
UID - User Interrupt Disable293
UIE - User Interrupt Enable294
UIF - User Interrupt Flush295
UIC - User Interrupt Clear296
Using the Selectable Timed Interrupt (STI) Function297
Selectable Time Interrupt (STI) Function Configuration and Status298
STI Function Configuration298
STI Function Status Information299
Using the Event Input Interrupt (EII) Function299
Event Input Interrupt (EII) Function Configuration and Status300
EII Function Configuration300
EII Function Status Information301
Troubleshooting303
Status Indicators on the Controller303
Normal Operation305
Error Codes305
Fault Types305
Corrective Action for Recoverable and Non-Recoverable Faults310
Retrieve a Fault Log310
Controller Error Recovery Model310
Calling Rockwell Automation for Assistance311
PID Function Blocks313
PID Function Block314
IPIDCONTROLLER Function Block316
How to Autotune318
How Autotune Works319
Troubleshooting an Autotune Process320
PID Application Example320
PID Code Sample321
System Loading323
Calculate Total Power for Your Micro830/Micro850/Micro870323
Controller323
Connect to Networks Using DF1325
DF1 Full-Duplex Protocol325
DF1 Half-Duplex Protocol326
DF1 Half-Duplex Operation326
Considerations When Communicating as a DF1 Slave on a Multi327
Drop Link327
Using Modems with Micro800 Programmable Controllers327
Modem Control Line Operation328
DF1 Full-Duplex328
DF1 Half-Duplex Slave328
DF1 Half Duplex Master329
DF1 Radio Modem329
Configure DF1 Half-Duplex Parameters330
RTS Send Delay and RTS off Delay330
Configure a Standard-Mode DF1 Half-Duplex Master Station330
Minimum DF1 Half-Duplex Master ACK Timeout332
Determining Minimum Master ACK Timeout333
DF1 Half-Duplex Master Communication Diagnostics333
Configure a Message-Based Mode DF1 Half-Duplex334
Master Station334
Configure a Slave Station336
Configure Poll Timeout337
DF1 Half-Duplex Slave Communication Diagnostics338
Configure a Radio Modem Station338
DF1 Radio Modem Communication Diagnostics339
Configure the Store and Forward Table340

Rockwell Automation Allen-Bradley Micro820

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