ABB FMBT-21 User Manual
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ABB FMBT-21 User Manual

Modbus/tcp adapter module
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OPTIONS FOR ABB DRIVES, CONVERTERS AND INVERTERS
FMBT-21 Modbus/TCP adapter module
User's manual

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  • Page 1 — OPTIONS FOR ABB DRIVES, CONVERTERS AND INVERTERS FMBT-21 Modbus/TCP adapter module User’s manual...
  • Page 3 FMBT-21 Modbus/TCP adapter module User’s manual Table of contents 1. Safety instructions 4. Mechanical installation 5. Electrical installation 6. Modbus/TCP – Start-up 3AXD50000158607 Rev B Original instructions EFFECTIVE: 2022-06-29...

  • Page 5: Table Of Contents

    Connecting the FMBT-21 to the Ethernet network ........
  • Page 6 Modbus/TCP connection configuration ..........FMBT-21 configuration parameters – group A (group 1) ......
  • Page 7 Configuration backup for all protocols in FMBT-21 ........

  • Page 9: Safety Instructions

    Safety instructions 9 Safety instructions Contents of this chapter The chapter describes the warning symbols used in this manual and refers to the safety instructions which you must obey when you install or connect an option module. If you ignore the safety instructions, injury, death or damage can occur. Read this chapter before you start the installation.
  • Page 10 10 Safety instructions WARNING! Obey the safety instructions of the drive. If you ignore them, injury or death, or damage to the equipment can occur. If you are not a qualified electrical professional, do not do installation, commissioning or maintenance work. •...

  • Page 11: Introduction To The Manual

    Introduction to the manual Contents of this chapter This chapter introduces this manual. Purpose of the manual The manual provides information on installing, commissioning and using the FMBT-21 Modbus/TCP adapter module. Applicability This manual applies to the FMBT-21 Modbus/TCP Ethernet adapter module, revision E or software version 2.00 and later.

  • Page 12: Protocols

    In addition to these protocol, it is possible to have the no communication protocol running on the FMBT-21 adapter module. This configuration is called NONE protocol. In this setup, the FMBT-21 adapter module is used only for running Ethernet services which can be enabled/disabled via parameter 51.15 Service configuration.

  • Page 13: Target Audience

    Notwithstanding any other provision to the contrary and regardless of whether the contract is terminated or not, ABB and its affiliates are under no circumstances liable for damages and/or losses related to such security breaches, any unauthorized access, interference, intrusion, leakage and/or theft of data or information.

  • Page 14: Modbus/Tcp Terms And Abbreviations

    Term Description FMBT-21 adapter module One of the optional fieldbus adapter modules available for ABB drives. FMBT- 21 is a device through which an ABB drive is connected to an Ethernet network. Least significant bit Least significant character MAC address...
  • Page 15 The links above contain lists of documents. You can find manuals and other product documents in PDF format on the Internet at www.abb.com/drives/documents. For manuals not available in ABB library, contact your local ABB representative. FMBT-21 manual Fieldbus connectivity web page...

  • Page 17: Overview Of The Ethernet Network And The Fmbt-21 Module

    Ethernet standards support a variety of physical media (coaxial cable, twisted pair, fiber optics) and topologies (bus and star). The FMBT-21 module supports twisted pair as the physical media in a star topology. The maximum length for an Ethernet segment on twisted pair media is 100 meters.

  • Page 18: Fmbt-21 Module Overview

    ABB drive Other device Network master device FMBT-21 module overview The FMBT-21 Modbus/TCP adapter module is an optional device for ABB drives which enables the connection of the drive to an Ethernet network. Through the adapter module you can: •...

  • Page 19: Fmbt-21 Layout

    Overview of the Ethernet network and the FMBT-21 module 19 • read status information and actual values from the drive • reset a drive fault • read/write parameters of the drive • connect Drive composer pro tool. The protocol used to access these functionalities over Ethernet is described in chapter Modbus/TCP –...

  • Page 21: Mechanical Installation

    This chapter contains a delivery checklist and instructions on installing the module. Necessary tools and instructions You will need a Torx TX10 screwdriver to secure the FMBT-21 adapter module to the drive. See also the drive hardware manual. Unpacking and examining the delivery Open the option package.

  • Page 22: Installing Option Modules

    22 Mechanical installation Installing option modules WARNING! Obey the safety instructions of the drive. If you ignore them, injury or death, or damage to the equipment can occur. Pay attention to the free space required by the cabling or terminals coming to the option modules.

  • Page 23: Electrical Installation

    Obey the safety instructions of the drive. If you ignore them, injury or death, or damage to the equipment can occur. Choose correct cable for your application, CAT5e and CAT6 cables are recommended for industrial applications. ABB recommends to use double shielded twisted pair cables, eg. "SF/FTP".

  • Page 24: Connection Procedure

    Connect the network cable to the RJ-45 connector (X1) on the adapter module. If you want to create a daisy chain with FMBT-21 adapter modules, connect the X2 connector of the first adapter module to X1 on the next adapter module, and so on.

  • Page 25: Modbus/Tcp - Start-Up

    Modbus/TCP – Start-up 25 Modbus/TCP – Start-up Contents of this chapter This chapter contains: • information on configuring the drive for operation with the adapter module • drive-specific instructions on starting up the drive with the adapter module • information on configuring the client for communication with the adapter module. Warnings WARNING! Obey the safety instructions given in this manual and the drive documentation.

  • Page 26: Fmbt-21 Configuration Parameters - Group A (Group 1)

    51.27 FBA A par refresh. FMBT-21 configuration parameters – group A (group 1) Note: The actual parameter group number depends on the drive type. Group A (group 1) corresponds to: •...
  • Page 27 Modbus/TCP – Start-up 27 Name/Value Description Default IP configuration Sets the method for configuring the IP address, subnet mask and 1 = Dyn IP gateway address for the module. DHCP 0 = Static IP Configuration will be obtained from parameters 05…13. 1 = Dyn IP DHCP Configuration will be obtained via DHCP.
  • Page 28 "Reset all fieldbus settings" or "Clear all" in parameter 96.06 Parameter restore. Disable IP config tool When this bit is set, access from ABB IP Configuration tool is prevented. Disable ETH tool net- When this bit is set, access from Ethernet tool network (eg, work ABB Drive Composer tool) is prevented.
  • Page 29 Modbus/TCP – Start-up 29 Name/Value Description Default 16 ... Reserved These parameters are not used by the adapter module when the module is configured for Modbus/TCP T16 scale Defines the reference multiplier/actual value divisor for the ad- apter module. Note: The parameter is effective only when the following condi- tions are satisfied: •...
  • Page 30 30 Modbus/TCP – Start-up Name/Value Description Default Address mode Defines the mapping between parameters and holding registers 0 = Mode 0 in the 0 65535 Modbus register range. 0 = Mode 0 Used when access to parameter indexes greater than 99 is not needed.
  • Page 31 Modbus/TCP – Start-up 31 Name/Value Description Default FBA A/B par Read-only. Displays the parameter table revision of the fieldbus table ver adapter module mapping file stored in the memory of the drive. In format xyz, where x = major revision number y = minor revision number z = correction number in format axyz, where...

  • Page 32: Fmbt-21 Configuration Parameters - Group B (Group 2)

    2) Register address = Register address + 40000 (0) if holding register area indication should be used. For more information, see Register addressing (page 47) FMBT-21 configuration parameters – group B (group 2) Note: The actual parameter group number depends on the drive type. Group B (group 2) corresponds to: •...

  • Page 33: Fmbt-21 Configuration Parameters - Group C (Group 3)

    ￭ ABB drives can receive control information from multiple sources including digital inputs, analog inputs, the drive control panel and a fieldbus adapter module. ABB drives allow the user to separately determine the source for each type of control information (Start, Stop, Direction, Reference, Fault reset, etc.).

  • Page 34: Parameter Setting Examples - Acs480 And Acx580 Drives

    Frequency control using the ABB Drives – Enhanced communication profile This example shows how to configure a frequency control application that uses the ABB Drives - Enhanced profile. In addition, some application-specific data is added to the communication. The start/stop commands and reference are according to the ABB Drives profile. For...
  • Page 35 Displays the type of the fieldbus Modbus/TCP adapter module. 51.02 Protocol/Profile 1 = MB/TCP ABB E Selects the Modbus/TCP protocol and the ABB Drives - Enhanced profile. 51.03 Commrate 0 = Auto Ethernet communication rate is negotiated automatically by the device.

  • Page 36: Parameter Setting Examples - Acs880

    Parameter setting examples – ACS880 ￭ Speed control using the ABB Drives – Enhanced communication profile This example shows how to configure a speed control application that uses the ABB Drives - Enhanced profile. In addition, some application-specific data is added to the communication.
  • Page 37 Displays the type of the fieldbus Modbus/TCP adapter module. 51.02 Protocol/Profile 1 = MB/TCP ABB E Selects the Modbus/TCP protocol and the ABB Drives - Enhanced profile. 51.03 Commrate 0 = Auto Ethernet communication rate is negotiated automatically by the device.

  • Page 38: Client Configuration

    53.03 FBA A data out3 22.27 Constant speed 2 51.27 FBA A par refresh 1 = Refresh Validates the FMBT-21 configura- tion parameter settings. 20.01 Ext1 commands 12 = Fieldbus A Selects the fieldbus A interface as the source of the start and stop commands for external control location 1.

  • Page 39: Modbus/Tcp - Communication Profiles

    With the FMBT-21 adapter module, the Modbus/TCP network may employ either the ABB Drives profile or one of two Transparent modes for 16-bit and 32-bit words respectively. For the ABB Drives profile, data is converted by the adapter module into the native profile (eg, DCU or FBA).

  • Page 40: Abb Drives Communication Profile

    The contents of the Control word and the Status word are detailed below. The drive states are presented on page 44. Control word contents The table below shows the contents of the Control word for the ABB Drives communication profile. The upper case boldface text refers to the states shown on page 44.
  • Page 41 Modbus/TCP – Communication profiles 41 Name Value STATE/Description OFF2_ CONTROL Continue operation (OFF2 inactive). Emergency OFF, coast to stop. Proceed to OFF2 ACTIVE, proceed to SWITCH-ON INHIBITED. OFF3_ CONTROL Continue operation (OFF3 inactive). Emergency stop, stop within time defined by drive parameter. Proceed to OFF3 ACTIVE;...

  • Page 42: Status Word Contents

    42 Modbus/TCP – Communication profiles Status word contents The table below shows the contents of the Status word for the ABB Drives communication profile. The upper case boldface text refers to the states shown on page 44. Name Value STATE/Description...
  • Page 43 Modbus/TCP – Communication profiles 43 Name Value STATE/Description EXT_RUN_ ENABLE External Run Enable signal received. Note concerning ACS880: This bit is effective only if the fieldbus interface is set as the target for this signal by drive parameters. User bit 1 selection (06.34) No External Run Enable signal received 13 …...

  • Page 44: State Machine

    ABB drives can receive control information from multiple sources including analog and digital inputs, the drive control panel and a fieldbus adapter module (for example, FMBT-21). To have the drive controlled through the fieldbus, you must select the module as the source for control information, for example, reference.

  • Page 45: Scaling

    Modbus/TCP – Communication profiles 45 Scaling References are scaled as shown below. Note: The values of REF1 MAX and REF2 MAX are set with drive parameters. See the drive manuals for further information. In ACS480, ACH580, ACQ580ACS580 and ACS880, the speed reference (REFx) in decimal (0…20000) corresponds to 0…100% of the speed scaling value (as defined with a drive parameter).

  • Page 47: Modbus/Tcp - Communication Protocol

    Modbus messaging over TCP connection on an IP network. The FMBT-21 adapter module acts as a Modbus/TCP server with support for the ABB Drives and Transparent profiles. The adapter module also supports Modbus over UDP.

  • Page 48: Function Codes

    48 Modbus/TCP – Communication protocol Historically, Modbus client devices used 5-digit decimal addresses from 40001 to 49999 to represent Holding register addresses. 5-digit decimal addressing limited to 9999 the number of holding registers that could be addressed. Modern Modbus client devices typically provide a means to access the full range of 65536 Modbus Holding registers.

  • Page 49: Sntp Time Offset To Utc Time

    ABB Drives profile - Classic ￭ The ABB Drives profile - Classic communication profile provides register mapped access to the control, status, reference and actual values of the ABB Drives profile in the classic format for backward compatibility.

  • Page 50: Abb Drives Profile - Enhanced

    The ABB Drives profile - Enhanced communication profile provides register mapped access to the control, status, reference and actual values of the ABB Drives profile. The mapping of the registers has been enhanced to allow writing of control and reading of status in a single Read/Write Multiple Register request.
  • Page 51 DATA OUT 10 (4)00014 DATA OUT 11 (4)00015 DATA OUT 12 (4)00051 ABB Drives Profile Status (4)00052 ABB Drive Profile Actual 1 (4)00053 ABB Drive Profile Actual 2 (4)00054 DATA IN 1 (4)00055 DATA IN 2 (4)00056 DATA IN 3...

  • Page 52: Transparent 16-Bit

    52 Modbus/TCP – Communication protocol Transparent 16-bit ￭ The Transparent 16-bit communication profile provides unaltered 16-bit access to the configured drive profile. 1) 2) Register Data (16-bit) Register Address (4)00001 Native Drive Profile Control (4)00002 Native Drive Profile Reference 1 (4)00003 Native Drive Profile Reference 2 (4)00004...

  • Page 53: Transparent 32-Bit

    Modbus/TCP – Communication protocol 53 1) 2) Register Data (16-bit) Register Address (4)00101… (4)09999 Drive Parameter Access (16-bit): Register Address = 400000 + 100 × Group + Index Example for Drive Parameter 3.18: (4)00000 + 100 × 3 + 18 = 400318 Note: Addressing depends on the address mode selected with parameter group 23 in group A (51/151, 54/154).
  • Page 54 54 Modbus/TCP – Communication protocol 1) 2) Register Data (16-bit) Register Address (4)00053 Native Drive Profile Actual 1 - Least Significant 16-bits (4)00054 Native Drive Profile Actual 1 - Most Significant 16-bits (4)00055 Native Drive Profile Actual 2 - Least Significant 16-bits (4)00056 Native Drive Profile Actual 2 - Most Significant 16-bits (4)00057...

  • Page 55: Modbus/Tcp - Diagnostics

    Modbus/TCP – Diagnostics 55 Modbus/TCP – Diagnostics Contents of this chapter This chapter explains how to trace faults with the status LEDs on the adapter module when the module is used for Modbus/TCP communication. Fault and warning messages For the fault and warning messages concerning the adapter module, see the drive firmware manual.

  • Page 56: Internal Error Code Registers

    A Modbus query can fail in many ways in the drive. The Modbus standard does not specify detailed error descriptions. In addition to the standard error codes, the FMBT-21 adapter module provides an internal error register area for more detailed diagnostics.
  • Page 57 Modbus/TCP – Diagnostics 57 The internal error register area is used if Modbus error code 0x04 occurs. The registers contain information about the last query. You can figure out the reason of the failure by reading the registers. The internal error register is cleared when a query has finished successfully.

  • Page 59: None - Start-Up

    NONE – Start-up 59 NONE – Start-up Contents of this chapter This chapter contains: • information on configuring the drive for operation with the adapter module • drive-specific instructions on starting up the drive with the adapter module • information on configuring the client for communication with the adapter module. Warnings WARNING! Obey the safety instructions given in this manual and the drive documentation.

  • Page 60: Fmbt-21 Configuration Parameters - Group A (Group 1)

    Use the NONE protocol selection when no fieldbus protocol is required. For example, when only the Ethernet tool network is used or for synchronizing time. FMBT-21 configuration parameters – group A (group 1) Note: The actual parameter group number depends on the drive type. Group A (group 1) corresponds to: •...
  • Page 61 NONE – Start-up 61 Name/Value Description Default IP address 1 An IP address is assigned to each IP node on a net- work. An IP address is a 32-bit number that is typic- … ally represented in “dotted decimal” notation con- sisting of four decimal integers, on the range 0…255, separated by periods.
  • Page 62 "Reset all fieldbus settings" or "Clear all" in parameter 96.06 Parameter restore. Disable IP config tool When this bit is set, access from ABB IP Configuration tool is prevented. Disable ETH tool net- When this bit is set, access from Ethernet tool network (eg, work ABB Drive Composer tool) is prevented.
  • Page 63 NONE – Start-up 63 Name/Value Description Default Reserved These parameters are not used by the adapter module when using the NONE protocol. … FBA A/B par refresh Validates any changed adapter module configura- 0 = Done tion parameter settings. After refreshing, the value reverts automatically to 0 = Done.

  • Page 64: Starting Up Fieldbus Communication

    64 NONE – Start-up Name/Value Description Default D2FBA A/B comm Read-only. Displays the status of the fieldbus ad- 0 = Idle status apter module communication. 4 = Offline Note: The value names may vary by drive. 2 = Time out 0 = Idle Adapter is not configured.
  • Page 65 NONE – Start-up 65 Save the valid parameter values to permanent memory with parameter 96.07 Parameter save manually. Validate the settings made in parameter groups 51 with parameter 51.27 FBA A par refresh.

  • Page 67: None - Diagnostics

    NONE – Diagnostics 67 NONE – Diagnostics Contents of this chapter This chapter explains how to trace faults with the status LEDs on the adapter module using the NONE protocol. Fault and warning messages For the fault and warning messages concerning the adapter module, see the drive firmware manual.
  • Page 68 Communication to drive lost temporarily Flashing orange, al- Internal file system error. The error may be cleared by cycling drive ternating with the power. If the error persists, contact your local ABB representative. MODULE flashing orange MODULE There is no PC tool connected to the device.

  • Page 69: Technical Data

    Contents of this chapter This chapter contains the technical specifications of the adapter module and the Ethernet link. FMBT-21 The figure below shows the enclosure of the adapter module from the front and side. Installation Into an option slot on the drive control unit...

  • Page 70: Ethernet Link

    70 Technical data Degree of protection IP20 Ambient conditions The applicable ambient conditions specified for the drive in its manuals are in effect. Package Cardboard. Plastic wrapping: Antistatic air bubble sheet (PE). Indicators Three bicolor LEDs (HOST, MODULE, NETWORK/NET) Connectors A 20-pin connector to the drive RJ-45 connector to Ethernet (X1) RJ-45 connector for chaining another adapter module (X2)
  • Page 71 Simple Network Time Protocol. This service is disabled by de- fault. To enable the service, go to Service configuration page (page 86) via web interface. 443 (TCP) HTTPS HTTPS protocol, used for access to FMBT-21's web page and for Ethernet tool Network (like Drive Composer pro).

  • Page 73: Appendix A - Abb Ip Configuration Tool For Fmbt-21

    • rewrite the IP configuration of the adapter modules. Installation The ABB IP configuration tool is part of the ABB Automation Builder software. No separate installation is needed. Finding adapter modules in the network Open the ABB IP configuration tool.

  • Page 74: Rewriting The Ip Configuration Of Adapter Modules

    74 Appendix A – ABB IP configuration tool for FMBT-21 Rewriting the IP configuration of adapter modules Scan the network for adapter modules. For instructions, see section Finding adapter modules in the network (page 73). On the results list, click to select the adapter module whose IP configuration you want to modify.
  • Page 75 Appendix A – ABB IP configuration tool for FMBT-21 75...

  • Page 77: Appendix B - Module Configuration Backup

    Settings for backup Consider the following points: • Backup is not slot-specific. For example, backup of FMBT-21 in FBA A, slot 1 can be restored to FMBT-21 FBA A, slot 2. • Backup depends on the fieldbus channel. For example, backup of FMBT-21 in FBA A is not restored to FMBT-21 in FBA B.
  • Page 78 78 Appendix B - Module configuration backup Note: The new setting is not saved to drive if the drive was powered off or the adapter was disconnected from the drive within 10 seconds of changing a setting.

  • Page 79: Appendix C - Replacing Fena-Xx Module With Fmbt-21 79

    During the first initialization, FMBT-21 checks the backup configuration of module type and protocol from the drive. When FMBT-21 detects that a FENA-xx or Modbus/TCP (UDP) was used, FMBT-21 reads the backup file from the drive and extracts the service configuration parameters configured through FENA-xx web page. The parameters recognized by FMBT-21 (for example, ping response, IP config tool, ETH tool network) are applied and the unrecognized parameters are ignored.

  • Page 81: Appendix D - Fmbt-21 Configuration Web

    For the compatibility table, see section Drives (page 11). Logging in Open a web browser and type the IP address of the adapter module in the address field. The IP address is visible in the FMBT-21 configuration parameters, group A, parameter 5...8. Example: http://192.168.0.100/...
  • Page 82 Password: The last six digits of the MAC address of the adapter module, in upper case, without hyphens. The MAC ID is visible on the cover of the adapter module and in the ABB IP configuration tool, see Appendix A – ABB IP configuration tool for FMBT-21 (page 73).

  • Page 83: Menu Overview

    Appendix D - FMBT-21 configuration web pages 83 Menu overview To navigate on the web pages, use the menu items available: • Status • Configuration • Service configuration • Security • Support • Password. Status page ￭ The Status page shows version information, as well as the serial number and MAC address (MAC ID) of the adapter module.
  • Page 84 84 Appendix D - FMBT-21 configuration web pages...
  • Page 85 Appendix D - FMBT-21 configuration web pages 85 After you have changed any setting in any of the groups, you must click Save and reboot at the bottom of Group A to validate the settings.

  • Page 86: Service Configuration Page

    • access to FMBT-21 configuration web page • allow to change IP settings remotely via ABB IP configuration tool • remote access drive with Drive composer tool via Ethernet tool network •...

  • Page 87: Configuring Sntp

    Security page ￭ On the Security page, you can upload a private key and certificates for FMBT-21 to use instead of the self-signed certificate that FMBT-21 uses as a default. You can upload and manage Drive Composer certificate files on Security page under "Drive Composer certificate settings".

  • Page 88: Support Page

    "WWW documentation and downloads". You can find more information about each parameter under "Click here for more information about fieldbus parameters". Password page ￭ On the Password page, you can change password. FMBT-21 supports only one user access level.

  • Page 89: Reset Fmbt-21 Web Page Password To Default

    Write 20033 to parameter 26 under Group A. Refresh the settings by selecting Refresh in parameter 27. Write 0 to parameter 26 under Group A. FMBT-21 password is now reset to the default password. For information of default password, see section Logging in (page 81).
  • Page 90 90 Appendix D - FMBT-21 configuration web pages Access to web pages is now enabled.

  • Page 91: Further Information

    Product and service inquiries Address any inquiries about the product to your local ABB representative, quoting the type designation and serial number of the unit in question. A listing of ABB sales, support and service contacts can be found by navigating to www.abb.com/searchchannels.
  • Page 92 3AXD50000158607B © Copyright 2022 ABB. All rights reserved. Specifications subject to change without notice.

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