Related Manuals for Beckhoff EL3443
Summarization of Contents
1 Product overview – Power measurement terminals
EL3443 | 3-phase power measurement terminal with extended functionality
Introduction to the EL34xx series of 3-phase power measurement terminals, covering functionality and key features.
EL3423 | 3-phase power measurement terminal, Economy
Description of the EL3423 terminal for efficient energy management system, covering voltage and current measurement.
EL3483 | 3-phase mains monitoring terminal for voltage, frequency and phase
Overview of the EL3483 terminal for monitoring supply network data, including phase sequence and voltage faults.
EL3453 | 3-phase power measurement terminal up to 690 V AC with extended functionality
Details on the EL3453 terminal for monitoring high-capacity generators, optimized for 690 V AC with advanced functionality.
2 Foreword
2.1 Notes on the documentation
Guidance on the intended audience, disclaimer, trademarks, and patent information for the documentation.
2.2 Safety instructions
Details on safety regulations, exclusion of liability, and symbols used for warnings and notes.
2.3 Documentation issue status
Overview of document versions and associated changes, listing revisions and their comments.
2.4 Version identification of EtherCAT devices
Explanation of the 14-digit designation system for Beckhoff EtherCAT devices, including family key, type, version, and revision.
3 Product overview
3.1 EL34xx – Introduction
Introduction to the EL34xx series of 3-phase power measurement terminals, covering their functionality and key features.
3.2 Technical data
Detailed technical specifications for EL3423, EL3443, EL3453, and EL3483 terminals, including electrical and environmental data.
3.3 Basic function principles
Explanation of fundamental principles for measuring voltage, current, and active power, including RMS value calculation.
3.4 Current transformers
Notes on selecting and using current transformers with EL34xx terminals, covering accuracy, types, and safety precautions.
3.5 Start
Commissioning steps for the EL34xx terminals, including mounting, wiring, and TwinCAT configuration.
4 Basics communication
4.1 EtherCAT basics
Reference to EtherCAT System Documentation for fieldbus basics and communication principles.
4.2 EtherCAT cabling – wire-bound
Guidelines for EtherCAT cabling, including cable length, connector assignment, and E-Bus supply considerations.
4.3 General notes for setting the watchdog
Explanation of SM and PDI watchdogs for terminal safety, including default values and configuration in TwinCAT.
4.4 EtherCAT State Machine
Description of the EtherCAT slave states (Init, Pre-Operational, Safe-Operational, Operational) and their impact on functionality.
4.5 CoE Interface
Explanation of the CANopen over EtherCAT (CoE) interface for parameter management of EtherCAT devices, including index and subindex.
4.6 Distributed Clock
Details on EtherCAT distributed clock functionality, including unit, zero point, size, and synchronization precision.
5 Mounting and wiring
5.1 Instructions for ESD protection
Guidelines for preventing electrostatic discharge damage to devices, including handling precautions and termination requirements.
5.2 Installation on mounting rails
Procedure for installing bus coupler and terminals on 35 mm mounting rails, including assembly and fixing details.
5.3 Connection
Overview of connection options for Bus Terminal system: standard wiring, pluggable wiring, and high density terminals.
5.4 Installation positions
Guidance on optimum installation positions and recommended distances for ventilation and heat dissipation.
5.5 Positioning of passive Terminals
Hint for positioning passive terminals in the bus terminal block, advising against stringing together more than two.
5.6 EL34xx - LEDs and connection
Explanation of LED indicators and terminal point connections for EL3423, EL3443, and EL3453 devices.
6 Commissioning
6.1 TwinCAT Quick Start
Overview of TwinCAT as a development environment for real-time control, including its user interfaces and configuration methods.
6.2 TwinCAT Development Environment
Details on TwinCAT 2 and TwinCAT 3 software components, their features, and integration with Microsoft Visual Studio.
6.3 General Notes - EtherCAT Slave Application
Overview of EtherCAT slave operation under TwinCAT, focusing on diagnostic information like WorkingCounter, EtherCAT State, and Status.
6.4 Process data
Details on process data configuration, including Sync Manager, settings, and timestamp distributed clocks.
6.5 Scaling factors
Overview of scaling factors required to calculate actual values from raw process data, particularly for 'Classic' mode operations.
6.6 Notices on analog specifications
Explanations for interpreting analog input characteristic data, including full scale value (FSV) and measuring error/deviation.
6.7 Object description and parameterization
Description of CoE objects and parameterization for EtherCAT devices, including restore objects and configuration data.
7 Application examples
7.1 Power measurement on motor with 2 or 3 current transformers
Wiring diagrams and configuration notes for power measurement on motors using EL3443 and EL3453 with current transformers.
7.2 Power measurement at a machine
Application example for power measurement at a machine using EL3443 and EL3453 terminals, including wiring and negative power value considerations.
7.3 Power measurement in a single-phase mains network with ohmic consumers
Example of power measurement in a single-phase network with ohmic consumers, detailing connections for voltage and current.
7.4 Power measurement at a fieldbus station
Example of power measurement at a fieldbus station, illustrating terminal use for measuring power consumption of Bus Coupler and E-bus.
7.5 Power measurement at three-phase motors controlled by a frequency converter
Application example for power measurement of three-phase motors controlled by a frequency converter, with wiring and grounding notes.
7.6 Power measurement including differential current measurement
Wiring example for EL3453 power measurement terminal, including neutral conductor current measurement and differential current.
7.7 Example Function Blocks for Evaluation
Example function blocks for evaluating power measurement data from EL3443/EL3453 terminals, storing values in a STRUCT.
8 Appendix
8.1 TcEventLogger and IO
Interface for message exchange between TwinCAT components and non-TwinCAT components, facilitating diagnosis and logging.
8.2 EtherCAT AL Status Codes
Reference to EtherCAT system description for detailed information on EtherCAT AL status codes.
8.3 Firmware compatibility
Overview of firmware and hardware compatibility for Beckhoff EtherCAT devices, ensuring proper operation and potential updates.
8.4 Firmware Update EL/ES/EM/ELM/EPxxxx
Procedure for updating firmware on Beckhoff EtherCAT slaves, including storage locations and risks of improper updates.
8.5 Restoring the delivery state
Procedure for restoring terminal delivery state by selecting the CoE object 'Restore default parameters' in TwinCAT System Manager.
8.6 Support and Service
Information on Beckhoff support and service, including branch offices, headquarters, support hotline, and service center contacts.
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