Rockwell Automation Allen-Bradley Micro820 User Manual
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Rockwell Automation Allen-Bradley Micro820 User Manual

Programmable controllers
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Micro820 Programmable
Controllers
Catalog Numbers 2080-LC20-20QWB, 2080-LC20-20QBB,
2080-LC20-20AWB, 2080-LC20-20QWBR, 2080-LC20-20QBBR,
2080-LC20-20AWBR
User Manual
Original Instructions

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Summary of Contents for Rockwell Automation Allen-Bradley Micro820

  • Page 1 Micro820 Programmable Controllers Catalog Numbers 2080-LC20-20QWB, 2080-LC20-20QBB, 2080-LC20-20AWB, 2080-LC20-20QWBR, 2080-LC20-20QBBR, 2080-LC20-20AWBR User Manual Original Instructions...
  • Page 2 If this equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired. In no event will Rockwell Automation, Inc. be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment.

  • Page 3: Table Of Contents

    Module Spacing............29 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 4 OPC Support Using FactoryTalk Linx ......... . . 57 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 5 Recipe..............90 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 6 Calling Rockwell Automation for Assistance ........

  • Page 7: Preface

    Provides nformation on mounting and wiring the Micro800 RS-232/485 Isolated Serial Port Plug- publication 2080-WD002 in Module. Micro800 Non-isolated Unipolar Analog Input Plug-in Module Wiring Diagrams, Information on mounting and wiring the Micro800 Non-isolated Unipolar Analog Input Plug-in publication 2080-WD003 Module. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 8 Ethernet Reference Manual, publication ENET-RM002 Describes basic Ethernet concepts, infrastructure components, and infrastructure features. Provides guidance on how to conduct security assessments, implement Rockwell Automation System Security Design Guidelines Reference Manual, publication SECURE-RM001 products in a secure system, harden the control system, manage user access, and dispose of equipment.

  • Page 9: Hardware Overview

    For information on the REMLCD module, see Using the Micro800 Remote LCD on page The controller also accommodates any class 2 rated 24V DC output power supply that meets minimum specifications such as the optional Micro800 power supply. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 10 R (for example, 2080-LC20-20QBBR). Fixed terminal blocks are available on catalog numbers that do not end in R (for example, 2080-LC20-20QBB). You can order a replacement terminal block, catalog number 2080-RPL24RTB, separately. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 11: Inputs And Outputs

    Serial port cables should not exceed 3 m (9.84 ft.) length. Table 2 - RS-232/RS-485 Serial Port Pin Definition Definition RS-485 Example RS-232 Example RS-485+ RS-485+ (not used) RS-485- RS-485- (not used) RS-232 input (receiver) (not used) RS-232 output (driver) (not used) Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 12: Embedded Ethernet Support

    – Ethernet port pin-to-pin connection white-orange orange white-green blue white-blue green white-brown brown white-orange orange white-green blue white-blue green white-brown brown For descriptions of the ENET status indicator, see Troubleshooting on page 109. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 13: About Your Controller

    Programming Software for Connected Components Workbench software is a set of collaborative tools supporting Micro800 controllers. It is based on Rockwell Automation and Microsoft® Visual Studio® technology and offers Micro800 Controllers controller programming, device configuration and integration with HMI editor. Use this software to program your controllers, configure your devices and design your operator interface applications.
  • Page 14 IMPORTANT When you perform a Test Logic is performed, or undo changes after the Test Logic is completed, any active communication instructions are aborted while the changes download to the controller. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 15: Uncommitted Changes

    (Default size = 2KB) First change Second change Third change and Test Logic and Test Logic and Test Logic (Add logic) (Remove logic) (Add logic) Free memory Free RMC memory Used RMC memory Used memory Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 16: Limitations Of Rmc

    RMC is not possible after you perform a Discover Project operation, if a new module is detected, because the configuration has changed. • You cannot import exchange files when in RMC because an import is considered a configuration change. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 17: Using Run Mode Configuration Change (Rmcc)

    Only the controller that is sending the message can perform RMCC. To perform RMCC, you must configure the CIP Generic message as a loop-back message by setting the path to “0,0”. Figure 6 - Configure CIP Generic Message as a Loop-back Message Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 18 Set the Retained flag for the variable containing the new address. From firmware revision 10 or later, Micro820 controllers now retains the address configuration when you cycle power to the controller. Figure 7 - Set Retained Flag – Modbus Address Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 19: Using Modbus Rtu Communication

    Class 2 – Embedded Serial port Instance 5, 6, 7, 8, or 9 – Plug-in modules Attribute ReqData New node address, 1 ReqLen Figure 9 - RMCC Modbus Example – Set the Parameters Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 20: Using Ethernet/Ip Communication

    To use RMCC with the EtherNet/IP communication protocol, you must configure the controller to use a static IP address. If you configure the controller to use BOOTP or DHCP, the change is rejected. A CIP Generic message is sent from within a program with the following parameters. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 21 Figure 15 - RMCC EtherNet/IP Example – Set the Message Length After the new IP address is configured and applied, the controller disconnects from the Connected Components Workbench software if communication is through Ethernet. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 22: Daylight Saving

    Safety considerations are an important element of proper system installation. Actively thinking about the safety of yourself and others, as well as the condition of your equipment, is of primary importance. We recommend reviewing the following safety considerations. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 23: Disconnecting Main Power

    During power-up, the Micro800 power supply allows a brief inrush current to charge internal capacitors. Many power lines and control transformers can supply inrush current for a brief time. If the power source cannot supply this inrush current, the source voltage may sag momentarily. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 24: Loss Of Power Source

    This removes power to input and output device circuits. See Figure 18 Figure WARNING: Never alter these circuits to defeat their function since serious injury and/or machine damage could result. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 25: Using Emergency-Stop Switches

    The following illustrations show the Master Control Relay wired in a grounded system. In most applications input circuits do not require MCR protection; however, if you need to remove power from all field devices, you must include MCR contacts in series with input power wiring. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 26 Use IEC 950/EN 60950. 24V DC (Hi) (Lo) I/O circuits Line terminals: Connect to terminals of power supply Line terminals: Connect to 24V DC terminals of power supply Figure 19 - Schematic with ANSI/CSA Symbols Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 27 DC power supply. Use NEC Class 2 for UL Listing. (Lo) (Hi) 24V DC I/O circuits Line terminals: Connect to terminals of power supply Line terminals: Connect to 24V DC terminals of power supply Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 28 Chapter 2 About Your Controller Notes: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 29: Install Your Controller

    Use DIN rail end anchors (Allen-Bradley part number 1492-EAJ35 or 1492-EAHJ35) for vibration or shock environments. To remove your controller from the DIN rail, pry the DIN rail latch downwards until it is in the unlatched position. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 30: Panel Mounting

    (3.94 in.) Connect the Controller to an Connect the RJ45 connector of the Ethernet cable to the Ethernet port on the controller. The port is on the bottom of the controller. EtherNet/IP Network Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 31: Install The Microsd Card

    For information on how the Remote LCD interfaces with the Micro820 controller, see Using the Micro800 Remote LCD on page To learn about installation, hardware features, and specifications of the 2080-REMLCD module, see the Micro800 Remote LCD Installation Instructions, publication 2080-IN010 in the Literature Library. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 32 Chapter 3 Install Your Controller Notes: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 33: Wire Your Controller

    Table 9 - Wire Requirements for RS-232/RS-485 Serial Port Terminal Block Solid 0.14 mm (26 AWG) 1.5 mm (16 AWG) Rated @ 90 °C (194 °F) insulation max Stranded 0.14 mm (26 AWG) 1.0 mm (18 AWG) Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 34: Use Surge Suppressors

    See Recommended Surge Suppressors on page 35 for recommended suppressors. Figure 22 - Surge Suppression for Inductive AC Load Devices Output device Output device Output device Surge suppressor Varistor RC network Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 35: Recommended Surge Suppressors

    WARNING: All devices connected to the RS-232/RS-485 communication port must be referenced to controller ground, or be floating (not referenced to a potential other than ground). Failure to follow this procedure may result in property damage or personal injury. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 36: Wiring Diagrams

    L1 c +DC c L1 b -DC b L2 c L2 b -DC c ATTENTION: For 2080-LC20-20AWB/R catalogs, inputs 00…03 are limited to 24V DC. All other inputs (04…11) are limited to 120V AC. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 37 I-10 I-06 +DC24 -DC24 O-00 O-01 O-02 O-05 +24 VDC -DC24 VO-0 O-03 O-04 O-06 -24 VDC +DC c -DC c L1 a +DC e +DC d -DC d L2 a -DC e Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 38 Input Common Terminal Input Terminal Controller Number Terminal Label Number Label CM0 (VAC/DC) O-00 CM1 (VAC/DC) O-01 2080-LC20-20QWB, 2080-LC20-20QWBR CM2 (VAC/DC) 11, 12 O-02, O-03 CM3 (VAC/DC) 14, 15, 16 O-04, O-05, O-06 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 39 I-01 I-03 I-04 I-08 I-10 I-06 +DC24 -DC24 O-00 O-02 -CM0 O-04 O-06 +24 VDC -DC24 VO-0 +CM0 O-01 O-03 +CM1 O-05 -CM1 -24 VDC +DC d +DC c -DC c -DC d Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 40 Terminal Input Terminal Controller Number Terminal Label Number Label +CM0 (VDC source) O-00, O-01, O-02, O- 7, 8, 9, 10 -CM0 2080-LC20-20QBB, 2080-LC20-20QBBR +CM1 (VDC source) 13, 14, 15 O-04, O-05, O-06 -CM1 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 41: Controller I/O Wiring

    A system may malfunction due to a change in the operating environment after a period of time. We recommend periodically checking system operation, particularly when new machinery or other noise sources are installed near the Micro800 system. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 42: Analog Channel Wiring Guidelines

    The drain wire and foil shield must be grounded at one end of the cable. Foil shield Black wire Insulation Drain wire Clear wire IMPORTANT Do not ground the drain wire and foil shield at both ends of the cable. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 43: Wiring Examples

    Figure 34 - Source Input Wiring Example Fuse Wiring Analog Channels Analog input circuits can monitor voltage signals and convert them to Serial digital data as shown Figure 35 Figure ATTENTION: Analog inputs and outputs are not isolated. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 44 The “+DC10” terminal supplies 10V DC power source to the Thermistor inputs (I-00…I-03). Calculate for Thermistor Resistance While connecting Analog input to thermistor as shown in previous diagram, calculate input voltage using the following equation: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 45 5. In Connected Components Workbench software, go to Embedded I/O configuration page. Change the Gain parameter value to 98 for Input 0. No changes are required to the Offset parameter value. 6. Repeat the same steps to calibrate all the other analog input channels. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 46 The analog output can support voltage function as shown in the following illustration. Voltage load +DC24 -DC24 O-00 O-01 O-02 O-05 -DC24 VO-0 O-03 O-04 O-06 The “-DC24” terminal is the analog ground connection for analog output (VO-0). Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 47: Communication Connections

    Maximum number for EtherNet/IP Server Client Maximum number for Modbus TCP Server Maximum number for User Programmable Sockets User Programmable Sockets Total number of User Programmable Sockets (any combination of UDP plus TCP Client/Server) Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 48: Modbus Rtu

    The Micro820 controller supports up to 16 simultaneous Modbus TCP Client connections and 24 simultaneous Modbus TCP Server connections. No protocol configuration is required other than configuring the Modbus mapping table. For information on Modbus mapping, see Modbus Mapping for Micro800 on page 175. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 49: Cip Symbolic Client/Server

    Logical Boolean with values TRUE(1) and FALSE(0) BOOL (Uses up 8 bits of memory) SINT Signed 8-bit integer value Signed 16-bit integer value DINT Signed 32-bit integer value Signed 64-bit integer value LINT USINT Unsigned 8-bit integer value Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 50: Cip Client Messaging

    You can download a program from the PC to controller1 through the USB to Serial port conversion via the Remote LCD. Also, the program can be downloaded to controller2 and controller3 over USB to EtherNet/IP but the performance is limited by the Serial connection. Micro820 controller3 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 51: Use Modems With Micro800 Controllers

    Figure 37 - Straight-through Cable Pinout Guide DTE Device DTE Device (Modem and so on) (Micro820 controller channel 0) ) + ( ) - ( Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 52: Configure Serial Port

    When the Remote LCD configuration is unchecked, the Serial Port values are visible and can be edited. IMPORTANT After changing the Serial Port settings on the controller, power cycle the Remote LCD. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 53: Configure Cip Serial Driver

    The station address for the Serial port on the DF1 master. The only Station Address valid address is 0…254. Configured as Full- DF1 Mode DF1 Full-duplex (read only) duplex by default Configured as no Control Line No Handshake (read only) handshake by default Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 54: Configure Modbus Rtu

    ACK is expected. Configure Modbus RTU 1. Open your Connected Components Workbench project. On the device configuration tree, go to the Controller properties. Select Serial Port. 2. Select Modbus RTU on the Driver field. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 55: Configure Ascii

    - Baud Rate - Parity Table 21 - ASCII Parameters Parameter Options Default Baud Rate 1200, 2400, 4800, 9600, 19200, 38400 19200 Parity None, Odd, Even None RS-485 Control Line No Handshake No Handshake Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 56: Configure Ethernet Settings

    ARP. When the DHCP server is again able to service requests, the Micro800 controller updates its address automatically. 3. Select the checkbox Detect duplicate IP address to enable detection of duplicate address. 4. Under Ethernet, select Port Settings. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 57: Validate Ip Address

    7.0 onwards. You can use this instead of Modbus addressing. FactoryTalk Linx FactoryTalk® Linx software version 5.70 (CPR9 SR7) or later and FactoryTalk® Linx Gateway software version 3.70 (CPR9 SPR7) or later are required. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 58 Chapter 5 Communication Connections Notes: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 59: Program Execution In Micro800

    Interrupts (STI). STIs execute assigned programs once every set point interval (1…65535 ms). The Global System Variables associated with cycles/scans are: • __SYSVA_CYCLECNT – Cycle counter • __SYSVA_TCYCURRENT – Current cycle time • __SYSVA_TCYMAXIMUM – Maximum cycle time since last start Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 60: Execution Rules

    (0xD011) could be reported if the impact of these activities is underestimated, and the Watchdog timeout is set marginally. The Watchdog setting defaults to 2 s and generally never needs to be changed. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 61: Periodic Execution Of Programs

    You can choose which variables to retain by selecting them on the global variable page. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 62: Memory Allocation

    If you are used to using the RSLogix 500® CPT Compute instruction, then a great alternative is to use ST combined with either UDF or UDFB. As an example, for an Astronomical Clock Calculation, Structured Text uses 40% less instructions. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 63 Memory Usage (Data): 3456 bytes • You may encounter an Insufficient Reserved Memory error while downloading and compiling a program over a certain size. One workaround is to use arrays, especially if there are many variables. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 64 Chapter 6 Program Execution in Micro800 Notes: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 65: Controller Security

    RTC2 module for Micro850® and Micro870® controllers, 2080-LCD module for Micro810® controllers, and microSD card for Micro820 controllers). For instructions on how to set, change, and clear controller passwords, Configure Controller Password on page 125. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 66: Compatibility

    • You can upload a version 9 or earlier project from the controller if it was downloaded to the controller using Connected Components Workbench software version 10 or later, but you cannot go online. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 67: Debug A Password-Protected Controller

    3. When requested, enter the controller password for controller1. 4. Build and save the project. 5. Select Disconnect. 6. Power down controller1. 7. Swap controller1 hardware with controller2 hardware. 8. Power up controller2. 9. Select Connect. 10. Select target controller2. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 68: Back Up And Restore A Password-Protected Controller

    If the Upgrade or Downgrade option is selected, the password is retained. ATTENTION: The project in the controller will be lost but a new project can be downloaded. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 69: Using The Micro800 Remote Lcd

    The Remote LCD module is IP65-rated and can be mounted through the front panel or on the same DIN rail as the Micro820 controller. It has two modes of operation: • USB Mode • Text Display Mode Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 70: Usb Mode

    3 seconds by default or user-defined duration after the connection is established. You can customize this startup screen in the Connected Components Workbench software. The controller displays the default startup screen at power-up when the customized startup screen is blank. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 71: Navigate The Remote Lcd

    Shortcut keys jump from the I/O Status screen to the specific main menu operation. Main Menu To access the Main Menu and available submenus, press F4 and F6 simultaneously. To exit the Main Menu, press ESC. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 72 View and change the data value of a variable. Using Connected Components Workbench software, you can specify which variables in the program can be viewed and edited through Variables the 2080-REMLCD module. View and Edit Variable Values Through the Remote LCD on page Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 73 Go to the 2080-REMLCD configuration window in the Connected Components Workbench software. Select LCD Variables and select which variables that you want to edit through the Remote LCD. Shows how many bytes (out of 400 allowed) have been used Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 74: User-Defined Screens

    The LCD_BKLT_REM instruction is only effective when displaying user-defined screen or default I/O Status screen. While in the Main Menu, backlight settings configured through the Main Menu take effect. IMPORTANT When in the Main Menu, the LCD_BKLT_REM instruction will be disabled or ineffective. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 75: Backup And Restore

    Filled box (with border) Key sign (with border) Filled box (without border) Horizontal parallel lines (without border) Vertical parallel lines (without border) Horizontal line cap right (without border) Horizontal line cap left (without border) Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 76 3/4 filled box right (without border) 1/4 filled box upside down (without border) 1/2 filled box upside down (without border) 3/4 filled box upside down (without border) 1/4 filled box upside (without border) Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 77 Table 30 - Special Characters (Continued) Character Character Description Code (Hex) 1/2 filled box upside (without border) 3/4 filled box upside (without border) Centered vertical line (without border) Centered horizontal line (without border) Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 78 Chapter 8 Using the Micro800 Remote LCD Notes: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 79: Using Microsd Cards

    Backup and restore can only occur when the controller is in PROGRAM mode. On controller power- up, restore automatically occurs if the Load Always or Load on Memory Error option has been configured in Connected Components Workbench software. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 80: Backup And Restore Directory Structure

    Connected Components Workbench software, which is Micro820 by default. However, if the ConfigMeFirst.txt file specifies a different subdirectory (example: MyProject), the project is backed up to that directory. See General Configuration Rules in ConfigMeFirst.txt on page Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 81: Power-Up Settings In Configmefirst.txt

    MyProj2\USERPRJ into controller. Requires extra power cycle [RSD = MyProj2] Power-up to clear existing fault first using [CF] setting or other means. This setting overwrites UPD (or its default) load always or load on error restore function. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 82 ConfigMeFirst.txt. • The [ESFD], [IPA], [SNM], and [GWA] settings overwrite the respective communication settings from project restore due to [RSD], Load Always or Load on Memory Error. Figure 40 - Sample ConfigMeFirst.txt File Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 83: General Configuration Rules In Configmefirst.txt

    The image files are stored in the default location on the microSD card Micro820\USERPRJ. This location is where the controller loads from when the Load on power up setting is configured to “Load Always” or “Load on Error”. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 84 3. When the SD status LED displays a steady green light, the project restore is complete. Use this method for an existing controller that has been configured and you want to update the program. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 85: Datalog

    In cases where there are simultaneous RCP and DLG function block executions or uploads/downloads/searches, the activities are queued, and the program scan handles them one by one. You can observe a slowdown in performance in these cases. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 86: Datalog Directory Structure

    Data logging write function enable. On rising edge (that is, Enable value triggers from low to high), Enable INPUT BOOL the function block executes. The precondition for execution is that the last operation has completed. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 87 File access error will be returned during DLG function block execution when card is full. Figure 43 - Datalog Function Block Timing Diagram Enable(1) Enable(1) Enable(1) Disable(0) Disable(0) Disable(0) Error(3) Succeed(2) Busy(1) Busy(1) Status(0) Idle(0) Idle(0) Idle(0) Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 88 Unsigned 8-bit integer value UINT(WORD) Unsigned 16-bit integer value 65,535 UDINT(DWORD) Unsigned 32-bit integer value 4,294,967,295 ULINT(LWORD) Unsigned 64-bit integer value 18,446,744,073,709,551,615 -3.40282347E+38 REAL 32-bit floating point value +3.40282347E+38 -1.7976931348623157E+308 LREAL 64-bit floating point value +1.7976931348623157E+308 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 89 1818.326531 1632.36 excluding first sample 1472.367347 Average write time 1250 excluding all overheads 1086.67 1043.75 999.1414141 963.858859 541.75 715.68 502.7840909 519.9090909 505.5405405 502.7840909 493.0344828 Data Payload 1000 1500 2000 2500 3000 3500 4000 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 90: Recipe

    RcpName parameter for the RCP function block, as configured in Connected Components Workbench. Each Recipe set can contain up to 50 recipe files or variations. Filenames for recipe files should not exceed 30 characters. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 91: Recipe Function (Rcp) Block

    Configure ID is absent in recipe configuration file. The Recipe operation resource linked to this Recipe ID is used by RCP_ERR_RESOURCE_BUSY another function block operation. RCP_ERR_CFG_FORMAT Recipe configuration file format is invalid. RCP_ERR_RESERVED Reserved RCP_ERR_UNKNOWN Unspecified error has occurred. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 92 Redundant tab, space, carriage return, and line feed characters are strictly not allowed. See Supported Data Types for Datalog and Recipe Function Blocks on page • Double quotes are not allowed within a string in a recipe file. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 93: Quick Start Projects For Datalog And Recipe Function Blocks

    For this quick start sample project, add the variables shown in Table 43 that you have previously created to Dataset 1. Table 43 - Local Variables Variable Name Data Type data_bool BOOL data_int8 data_string STRING Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 94 5. On the Block Selector window that appears, type DLG to filter the DLG function block from the list of available function blocks. Select OK. 6. Create the local variables shown in Table 44 for your project. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 95 Words in Connected Components Workbench software. To do so, select the CfgID input box. From the Variable Selector window that appears, select the Defined Words tab and choose from the list of defined words. See Figure Figure 46 - Choose a Predefined Variable Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 96 3. From the Upload window that appears, select the date of the datalog files that you want to upload. You can upload datalogs for the entire month by selecting the Whole Month option. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 97: Use The Recipe Feature

    3. Select Add Variable to add variables to the recipe. You can add up to 128 variables to each recipe. For this quick start sample project, add the variables shown in Figure 45 that you have previously created to RCP 1: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 98 4. Launch the Connected Components Workbench software. Create a user program for your Micro820 controller. 5. Right-click Programs. Select Add New LD: Ladder Diagram. Name the Program (for example, Prog2). 6. From the Toolbox, select Direct Contact to add it to the first rung. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 99 STRING recipe_file2 STRING cfg_id2 USINT read BOOL write BOOL 12. Assign the variables to the RCP input and output parameters as shown in Figure Figure 47 - Assign Variables Rung 1 Rung 2 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 100 After configuring Recipe, build the program and download to the controller. Execute RCP Function Block Execute the RCP function block. Notice the Status output go from 0 (Idle) to 1 (Enable), and then 2 (Succeed). Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 101 Do not remove the microSD card from the slot while data is being written or retrieved from the card. Ongoing write and retrieval operations are indicated by a flashing SD status LED. A recipe header file is saved with the uploaded recipes. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 102 Chapter 9 Using microSD Cards Notes: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 103: Modbus Mapping For Micro800 Controllers

    To make it easier to map variables to five-digit Modbus addresses, the Connected Components Workbench mapping tool checks the number of characters that are entered for the Modbus Address. If only five-digits are entered, the address is treated as a five-digit Modbus address. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 104: Example 1, Panelview Component Hmi (Master) To Micro800 (Slave)

    2. Set the Address of Micro800 slave to match the Serial port configuration for the controller. 3. Deactivate Tags on Error. This is to prevent the requirement of power cycling PanelView 800 when new Modbus Mappings are downloaded from the Connected Components Workbench software to the Micro800 controller. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 105: Example 2, Micro800 (Master) To Powerflex 4M Drive (Slave)

    - Accept defaults for the remainder and select Finish. 5. Select Parameters from the Connected Components Workbench window. 6. The Parameter window opens. Resize it to view the parameters. From this window, you can view and set data values of Parameters. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 106 See the PowerFlex 4M Adjustable Frequency AC Drive User Manual FRN 1.xx - 2.xx, publication 22F- UM001 for additional information about Modbus addressing. (See the appendix – Modbus RTU Protocol, in PowerFlex 400 Adjustable Frequency AC Drive for Fan & Pump Applications User Manual, publication 22C-UM001). Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 107: Performance

    The performance of Micro800 when receiving Modbus request messages (Micro800 is slave) is also affected by the Program Scan. Each Serial port is serviced only once per program scan. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 108 Appendix A Modbus Mapping for Micro800 Controllers Notes: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 109: Troubleshooting

    SD card. Idle state • microSD card read/write is complete. microSD card is being read/written. Blinking The status indicator does not blink continuously for the Operating state entire duration of the restore operation. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 110: Normal Operation

    Corrective Actions for Recoverable Faults on page 115. • The cable was removed from the controller during • Transfer the program using the memory module restore utility. program download. • The RAM integrity test failed. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 111 Recoverable • See Corrective Actions for Recoverable Faults on page 115. controller’s firmware revision. • Contact your local Rockwell Automation technical support representative. Perform one of the following: The user program contains a function/function block that 0xF010 Recoverable • See Corrective Actions for Recoverable Faults on page 115.
  • Page 112 • Correct the expansion I/O module configuration in the user program to match Recoverable Expansion I/O configuration fault 0xF2Bz that of the actual hardware configuration. • Check the expansion I/O module operation and condition. • Replace the expansion I/O module. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 113 2. Correct the program to ensure that there is no data overflow. 0xF860 Recoverable structured text or function block diagram execution 3. Build and download the program using Connected Components Workbench encounters a divide-by-zero. software. 4. Put the Micro800 controller into Run mode. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 114 (3) z is the slot number of the plug-in module. If z = 0, then the slot number cannot be identified. (4) zz indicates the last byte of the program number. Only program numbers up to 0xFF can display. For program numbers 01x00 to 0xFFFF, only the last byte displays. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 115: Corrective Action For Recoverable And Non-Recoverable Faults

    2. Connect to your Micro800 controller. 3. In Project Organizer, right-click the Micro800 controller. 4. Select Diagnose > Fault. The Fault Diagnostics tab displays. 5. Select the Get Fault Log button. 6. Save the fault log (.txt) file. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 116: Controller Error Recovery Model

    Test and verify system operation. Calling Rockwell Automation If you need to contact Rockwell Automation or local distributor for assistance, it is helpful to obtain the following (before calling): for Assistance • Controller type, series letter, revision letter, and firmware (FRN) number of the controller •...

  • Page 117: Quick Starts

    Alternatively, in the Project Organizer, right-click the controller and select Update Firmware -> Upgrade or Downgrade... 2. If your project does not have a connection path to the controller, the Connection Browser dialog appears. Select your controller, then select OK. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 118 4. When you have confirmed the settings, select Update to begin updating the controller. The update progress is shown in the dialog box. 5. After the update is completed, the status is shown in the dialog box. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 119: Firmware Update From Microsd Card

    3. Select the drive letter that points to the microSD card on your computer from the dropdown list. You can check the drive letter by looking in Windows® Explorer. For this example, the microSD card is using the drive letter “G”. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 120 ControlFLASH kit. IMPORTANT You must sign in to the Rockwell Automation website before downloading a firmware revision. Close and relaunch the Connected Components Workbench software, then open the SD Card Utility again. The revision should now appear in the list.

  • Page 121: Establish Communications Between Rslinx And A Micro820 Controller Through Usb

    2. Connect the USB A/B cable directly between your PC and the USB port on the 2080-REMLCD plug-in module. 3. Windows should discover the new hardware. Select No, not this time and then select Next. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 122 Appendix C Quick Starts 4. Select Install the software automatically (Recommended), and then select Next. The Wizard searches for new hardware. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 123 5. Open RSLinx Classic and run RSWho by selecting the icon. 6. On the EDS Wizard that appears, select Next to continue. 7. Follow the prompts to upload and install the EDS file. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 124 Appendix C Quick Starts Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 125: Configure Controller Password

    1. In the Connected Components Workbench software, open the project for the target controller. 2. Select Connect to connect to the target controller. On the Device Details toolbar, the Secure tooltip message “Set, Change, or Clear Micro800 Controller Password Protection” is displayed. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 126: Change Password

    With an authorized session, you can change the password on a target controller through the Connected Components Workbench software. The target controller must be in Connected status. 1. On the Device Details toolbar, select Secure. Select Change Password. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 127: Clear Password

    Drive Ready input cannot be forced. Unlike inputs, outputs are physically forced. LED status indicators do show forced values and the user program does not use forced values. The following diagram illustrates forcing behavior. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 128: Checking If Forces (Locks) Are Enabled

    (HMI), or stack light. The following is an example program in Structured Text. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 129: I/O Forces After A Power Cycle

    2. Right-click Programs and select Add -> New LD: Ladder Diagram. 3. From the Toolbox, double-click Direct Coil to add it to the rung, or drag and drop Direct Coil onto the rung. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 130 5. Build the project. 6. Download the project to the controller. In the Connection Browser dialog, select the Micro820 controller. 7. Select Download current project to the controller. 8. Select Download to confirm. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 131: Edit The Project Using Run Mode Change

    (default is Read/Write) of this new variable is not available until you choose to Accept or Undo the Test Logic changes. 2. From the Toolbox, double-click Instruction Block to add it to the rung, or drag and drop Instruction Block onto the rung. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 132 IMPORTANT When you perform a Test Logic, or undo changes after the Test Logic is completed, any active communication instructions are aborted while the changes download to the controller. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 133 Observe that original project is shown and the controller is in Debug mode. To Accept the Changes 1. Click the Accept Changes icon. 2. Observe that only the Run Mode Change icon is now enabled and the controller remains in Debug mode. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 134 Appendix C Quick Starts Notes: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 135: Pid Function Blocks

    Usually it’s the PID’s CV after any limits or manual control is applied. TRUE = Auto tune AutoTune FALSE = No Auto tune ATParameters Auto tune parameters ATWarning Auto tune warning – OutGains Gains from Auto tune Initialize Used for Auto tune Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 136: Pid Function Block

    Error Output BOOL TRUE = PID has an error. FALSE = PID has no errors. A unique numeric that identifies the error. The errors are defined ErrorID Output USINT in PID error codes. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 137: Ipidcontroller Function Block

    Function block enable. TRUE = Execute function. Input BOOL FALSE = Do not execute function. Applicable to Ladder Diagram programs. Process value, which is the value measured from the process Process Input REAL output. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 138 (error when SV is not being changed) but increases the chances of instability such as oscillations. A larger integral time constant slows down the response of the system and make it more stable, but PV approaches the SV at a slower rate. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 139: How To Auto Tune

    Table 59 - GAIN Parameter Values GAIN Parameter Value According to operation: DirectActing TRUE (for example, Cooling), or FALSE (for example, Heating) DerivativeGain ProportionalGain 0.0001 TimeIntegral 0.0001 TimeDerivative • Set the AT_Parameter as shown in Table Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 140: How Auto Tune Works

    For Reverse Operation: Second peak = PV1 + (3 x Deviation) Once the process value reaches or falls below second peak, calculations commence and a set of gain will be generated to parameter OutGains. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 141: Troubleshooting An Auto Tune Process

    This may be written in a standard form such as f(t) = τdy/dt + y(t), where τ is the system time constant, f is the forcing function and y is the system state variable. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 142 If "FB_RST" is true, then FB_OUT=FB_PREVAL. • PID_PWM Provides a PWM function, which converts a real value to a time related ON/OFF output. • SIM_WATERLVL Simulates the process that is shown in the PID application example (Figure 52). Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 143 In essence, you must adhere to the Shannon, or Nyquist-Shannon, or the sampling theorem. Also, you must trigger the function block at a relatively constant time interval. Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 144 Appendix D PID Function Blocks Notes: Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...

  • Page 145: Index

    DF1 point-to-point connection 51 baud rate 53 DHCP Client 47 BOOL 49 DIN rail mounting 29 DINT 49 disconnecting main power 23 discover 66 calibration 45 Checking if Forces (locks) are Enabled 128 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 146 (bulletin 509) DIN rail mounting 29 surge suppressors 35 Micro820 controller 29 MSG_CIPGENERIC 50 module spacing 29 MSG_CIPSYMBOLIC 50 mounting dimensions 29 panel mounting 30 MSG_MODBUS 48 dimensions 30 MSG_MODBUS2 49 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 147 34 function block parameters 91 surge suppressors function block status 91 for motor starters 35 specifications 90 recommended 35 recipe sets 90 using 34 Remote LCD configuration 52 Remote LCD module 9 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 148 61 voltage input 45 wiring 33 fixed terminal blocks 33 removable terminal blocks 33 RS232/RS485 terminal block 33 wiring diagrams 36 Wiring Examples 43 wiring recommendation 33 Wiring Your Controller 33 Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 149 Micro820 Programmable Controllers User Manual Rockwell Automation Publication 2080-UM005G-EN-E - December 2023...
  • Page 150 Allen-Bradley, CompactBlock LDX I/O, CompactLogix, Connected Components Workbench, ControlFLASH, ControlLogix, DH+, expanding human possibility, FactoryTalk, FactoryTalk Linx, FactoryTalk Linx Gateway, Micro800, Micro810, Micro820, Micro830, Micro850, Micro870, PanelView Plus, PowerFlex, Rockwell Automation, RSLinx, RSLinx Classic, RSLogix 500, and TechConnect are trademarks of Rockwell Automation, Inc.

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