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Defines 'Danger' and 'Warning' categories for safety precautions in this manual.
Lists crucial safety measures to be taken before proceeding with the installation.
Details safety guidelines and warnings specifically for the installation phase.
Provides safety instructions and warnings related to the wiring process of the inverter.
Lists essential safety checks and procedures to follow before the initial power-on.
Outlines safety measures and checks to be performed after the inverter is powered on.
Safety guidelines to ensure proper and safe operation of the inverter.
Safety instructions and procedures for performing maintenance on the inverter.
Guidelines for checking motor insulation resistance to prevent inverter damage.
Recommendations for protecting the motor when its capacity differs from the inverter's.
Details the various models and technical specifications of the A90 series inverter.
Instructions for verifying the product upon receipt, checking for damage and order consistency.
Provides the physical dimensions and installation site requirements for the inverter.
Illustrates the standard connection diagram for the inverter and associated peripheral devices.
Details the composition, layout, and function of the main circuit terminals.
Explains the specific function assigned to each terminal in the main circuit.
Presents standard wiring diagrams for the main circuit of different inverter models.
Covers the installation of essential components like circuit breakers and contactors on the input side.
Explains input power supply connections, noting phase sequence irrelevance.
Details when and how to install an AC reactor on the input side for specific load conditions.
Advises on installing surge suppressors to protect against inductive loads.
Explains the use and installation of noise filters on the power supply side for interference reduction.
Covers wiring the inverter to the motor and output side considerations for noise reduction.
Provides instructions for connecting the inverter output terminals to the motor.
Warns against connecting power cables to output terminals to prevent internal inverter damage.
Safety warnings regarding short circuits and proper grounding of output terminals.
Prohibits connecting phase-shifting capacitors or LC/RC filters to the output circuit.
Warns against connecting electromagnetic switches or contactors to the output circuit.
Explains how to install noise filters on the output side to reduce interference.
Methods to suppress inductive interference on the output side, such as using grounded metal tubes.
Techniques to reduce RF interference from cables and the inverter body.
Discusses the impact of wiring distance on carrier frequency and leakage current.
Provides specifications for main circuit cables and terminal screws.
Details grounding requirements and methods for ensuring a reliable ground connection.
Instructions for installing and wiring braking resistors and braking units.
Details the composition and layout of the control circuit terminals.
Explains the functions and wiring of various control circuit terminals.
Instructions for wiring analog input terminals (AI1 and AI2) for voltage signals.
Details how to wire the AI2 terminal for analog current signal input.
Explains the wiring of multi-function input terminals, including COM and GND connections.
Instructions for wiring multi-function output terminals (Y1) using internal or external power.
Describes how to connect analog output terminals (M1, M2) to external analog meters.
Covers wiring RS485 communication terminals for connecting to a host.
Specifies wire diameters and tightening torques for control circuit wiring.
Safety and best practice precautions for wiring control circuits to avoid interference.
Introduces the structure and capabilities of the LED keyboard for parameter setting and monitoring.
Describes the components of the LED keyboard, including displays, keys, and indicators.
Details the specific functions of each key and indicator on the LED keyboard.
Explains the different menu levels and display modes of the keyboard interface.
Details how to navigate and modify parameters within the full menu mode.
Explains how to set up custom shortcuts for frequently accessed parameters.
Describes how to view and modify parameters that differ from the default settings.
Explains how to view fault records and related information.
How to directly access fault information when the inverter is in a fault status.
How to view and switch between monitoring parameters during operation.
Details the function of the M.K key, defaulting to jog forwarding.
How to start and stop the inverter using the keyboard.
Outlines the step-by-step process for commissioning the inverter after installation.
Lists critical checks to perform before turning on the power supply for the first time.
What to check on the control panel after powering on the inverter for normal status.
Guidance on using application macros and their effect on inverter configuration.
Explains how to control the start and stop operations of the inverter.
Explains start/stop control using terminal inputs, detailing two-line and three-line control.
Details three-line control logic for start/stop and direction using specific terminals.
Lists common inverter parameters with their default settings and attributes.
Explains the importance and methods of identifying motor parameters for optimal control.
Provides a step-by-step guide for performing motor parameter self-identification.
Explains the organization and categories of function codes in the A90 series inverter.
A comprehensive table listing functional parameters, descriptions, units, defaults, and attributes.
Details parameters within the F00 group, covering basic functions like drive control and command source.
Details three-line control logic for start/stop and direction using specific terminals.
Details the parameters related to Motor 1, including type, power, voltage, and current.
Explains the functions and configurations of digital and analog input terminals.
Details the functions and configurations of digital and relay output terminals.
Details parameters related to starting and stopping the inverter, including methods and braking.
Details parameters specifically for V/F control mode, including curve settings and voltage compensation.
Details parameters for vector control mode, focusing on speed and torque regulation.
Details various fault protection settings, including overload, voltage, and communication errors.
Details parameters for multi-segment speed control and simple PLC functions.
Details parameters for PID control functionality, including setting sources and gains.
Details parameters for Modbus communication setup, including address, baud rate, and data format.
Allows users to select and assign specific function codes for quick access via the keyboard.
Parameters related to keyboard operations, display settings, and parameter locking.
Details parameters for controlling motor torque and related functions.
Parameters for configuring a second motor, mirroring Motor 1 settings.
Parameters for auxiliary functions like jog operation, frequency hopping, and PLC control.
Parameters for configuring virtual input and output terminals.
Displays current status parameters of the inverter, not user-configurable.
Lists the types of the last three faults and inverter status at the time of failure.
Explains the process of automatically testing and storing motor parameters for optimal control.
Lists important precautions and conditions to be met before performing motor parameter self-identification.
Provides a step-by-step guide for performing motor parameter self-identification.
Details fault codes, their causes, and corresponding solutions for abnormal inverter statuses.
Provides analysis and solutions for common operational failures and abnormal motor rotation.
Analyzes failures related to incorrect function code settings or parameter locking.
Addresses issues where the motor does not rotate or rotates in the wrong direction.
Discusses causes and solutions for excessively long acceleration times.
Addresses issues related to excessively long deceleration times, especially with braking.
Explains causes of EMI/RFI and provides mitigation measures.
Discusses the function and selection of leakage circuit breakers.
Addresses mechanical vibration issues caused by resonance with inverter frequencies.
Analyzes why the motor might not rotate when the inverter has no output, focusing on DC braking.
Discusses situations where output frequency differs from set frequency, possibly due to limits.
Provides guidelines for regular daily checks and cleaning to ensure inverter longevity.
Outlines the warranty service policy and conditions for the inverter.
Explains the purpose and selection criteria for braking resistors.
Introduces the BR100 series braking units compatible with the A90 series inverters.
Provides guidance on selecting appropriate wires for connecting braking units and resistors.
Defines the series and network types supported by the Modbus communication protocol.
Describes the RS-485 communication interface mode, baud rates, and data formats.
Explains the structure of a standard Modbus RTU message, including tags and data fields.
Details the components of a Modbus RTU message frame.
Explains the address ranges for slave and broadcast communication.
Classifies the Modbus function codes used by the A90 series.
Details the register address mapping for function codes and control words.
Explains how frame data lengths vary for different function codes in RTU format.
Explains the Cyclic Redundancy Check calculation process for ensuring data integrity.
Describes how the slave station returns exception responses to the master station for errors.
Provides a description of the Modbus protocol, including time intervals.
Defines idle time intervals for normal and exceptional frames based on baud rate.
Explains how received data frames are preprocessed and processed.
Defines response delay and factors affecting it, like EEPROM operations.
Defines communication timeout and when it is considered exceptional.
Provides examples of Modbus communication sequences for common operations.
General