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MDK-370+linear motor+V1.10（Linear Synchronous Motor & Drive)
MDK-370+linear motor+V1.10（Linear Synchronous Motor & Drive)
This manual provides detailed guidance on the MDK-370 linear motor variable frequency drive, focusing on its high-performance vector control capabilities. It is crucial for users to thoroughly read this manual before installation, operation, and maintenance to ensure proper use and safety.
The MDK-370 drive features vector decoupling control for stable motor operation, supporting closed-loop vector control with speed sensors for precise control. It includes advanced current and voltage control technology for strong load capacity and short-term overload capability.
The drive offers multiple start/stop modes, parameter copying, multi-speed switching, and PID control. It supports over-voltage suppression, instantaneous power failure handling, and automatic carrier frequency optimization. It is compatible with the MODBUS communication protocol and offers various input/output terminal configurations.
Guidelines for mechanical installation, including product appearance, installation environment, and heat dissipation, are provided. Detailed instructions for wiring terminals, including main circuit, control circuit, and communication terminals, are included. The manual also covers EMC compliance, noise suppression, and leakage current suppression.
The manual describes the operation and display interface, including keyboard layout and function descriptions. It provides instructions for viewing and modifying function codes, setting parameters, and operating the drive. Power-on debugging procedures and various operation modes are detailed.
A comprehensive explanation of functional parameters and their groupings is provided, allowing users to customize the drive's operation to specific needs.
Common fault causes and solutions are outlined, along with daily and regular maintenance procedures. Guidance on replacing vulnerable components and storing the drive is included.
The manual covers RS485 and Ethernet communication protocols, including Modbus RTU and TCP/IP connections. It provides examples of communication setups and parameter reading/writing.
Safety precautions are emphasized, with definitions of danger and attention levels. Users are advised to adhere strictly to safety guidelines to prevent personal injury or equipment damage.
- Danger: Avoid direct contact with control terminals and components. Installation must be performed by qualified personnel to prevent electric shock and fire risks.
- Caution: Ensure the product matches the order specifications and handle with care during transportation.
- Danger: Wiring must be done by qualified personnel with the power supply disconnected. Follow EMC and safety standards.
- Caution: Avoid conducting voltage withstand tests on the drive.
- Danger: Drives stored for over two years should be powered on gradually. Ensure correct wiring before powering on.
- Caution: Confirm power supply specifications match the drive.
- Danger: Maintenance should be performed by qualified engineers with the power off.
- Caution: Avoid touching components to prevent static damage.
- Input Power Supply: Use within specified voltage ranges.
- Surge Protection: Install external surge suppressors in lightning-prone areas.
- Model Naming: The model number indicates series, power supply type, power level, and versions.
- Technical Specifications: Includes power input/output details, control characteristics, and environmental requirements.
Mechanical installations must address heat dissipation issues. Key points include:
- Install the VFD vertically to ensure proper air circulation and heat dissipation.
- Use flame-retardant material for installation brackets.
Peripheral devices should be connected as shown in the provided diagram. Avoid installing capacitors or surge suppressors on the VFD's output side to prevent faults or damage.
Key components and their functions include:
- Air Switch: Cuts power during overcurrent.
- Contactor: Avoids frequent power on/off operations.
Main Circuit Terminals: Ensure proper connections and grounding to avoid electric shock or equipment damage.
The speed feedback signal is output by the VFD to the PLC, requiring a differential signal conversion module.
All wiring operations must be conducted by qualified personnel. Ensure compliance with EMC and safety standards.
- High carrier frequency in VFDs can accelerate cable aging and cause equipment malfunctions.
- Installation guidelines include avoiding parallel runs of VFD cables with power lines.
- The VFD operation panel allows modification of functional parameters, monitoring of working status, and control of operations.
- LED indicators display operational status.
- The VFD can be controlled via the operation panel, serial port, or remote communication.
- The VFD supports multiple control modes, selectable through specific function codes.
- The PLC acts as the master station, controlling VFDs as slave stations via RS485.
- Similar to RS485 control but uses terminal signals for start/stop operations.
- Uses Ethernet for communication, with IP settings adjustable.
- Involves a main VFD controlling loop speed in speed mode, with slave VFDs in torque mode.
- Allows for multi-stage speed control with master-slave differentiation.
- Details on function codes, their scope, content, and factory values.
- Torque Protection: Lower limit of torque protection is set at 0, with a detection time of 0.1s.
- Temperature Management: Overheating temperature for the VFD module is set at 90.0℃.
- Fault Diagnosis: The document outlines fault codes and corresponding countermeasures.
- Ensure proper voltage levels and motor parameter settings to prevent faults.
- Output Short Circuit (E.oU2, E.oL1, E.FAL): Check motor wiring and output impedance to ground.
- Vector Control Issues: Confirm power level compatibility and check tuning process.
- Parameter copying requires a complete power cycle to function correctly.
- Environmental factors like temperature, humidity, and dust can affect the variable frequency drive (VFD).
- Regular checks every 3-6 months are recommended to prevent potential faults.
- Components like cooling fans and capacitors have specific lifespans and should be inspected regularly.
- Store VFDs in environments with controlled temperature and humidity to prevent component deterioration.
- The VFD supports Modbus RTU protocol for industrial control.
- Function Code 03: Used to read register contents.
- Control parameters include commands for starting, stopping, and setting operating frequencies.
- The document explains the Ethernet communication capabilities of the variable frequency drive.
- Examples of Modbus communication debugging are provided.
The document describes the transaction processing and protocol information for a variable frequency drive.
The document provides an example of writing register values using the control parameters of the variable frequency drive.
Several precautions are outlined for wiring on-site.
The document includes a version history of the MDK370 Variable Frequency Drive.
Catalog excerpts
MDK-370 linear motor variable frequency drive manual
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MDK-370 linear motor variable frequency drive perface MDK-370 linear motor variable frequency drive perface Contact Information: Jiangsu Motor and Drive Technology Co., Ltd. No. 51 Weihai Road, Taicang, Suzhou City, Jiangsu Province, China 0512-53980061 www.dlmd.cn [email protected]
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MDK-370 linear motor variable frequency drive preface Thank you for purchasing the high-performance vector control variable frequency drive product. This user manual explains how to use this product correctly. Before use (installation, wiring, operation, maintenance, inspection, etc.), please be sure to read this user manual. matters needing attention Please make sure to confirm the integrity of the product casing and all safety covers during use, and operate according to the instructions in the user manual.
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MDK-370 linear motor variable frequency drive perface Excellent Performance 1. Excellent driving performance • Truly achieved vector decoupling control of AC motors, while ensuring effective control of output current and DC bus voltage, achieving stable and trip free operation of the motor; • Adopting a closed-loop vector control mode with speed sensors to achieve precise control of motor speed, torque, and position. • Excellent current and voltage control technology; • Super strong load capacity, stable and trip free operation of the variable frequency drive under any acceleration and deceleration...
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MDK-370 linear motor variable frequency drive perface • Can provide PLC module expansion to achieve customized development and services for specific industry product applications
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MDK370 Variable Frequency Drive catalogue
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MDK370 Variable Frequency Drive catalogue
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MDK370 Variable Frequency Drive
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MDK370 Variable Frequency Drive Safety information and precautions Safety definition: The safety markings mentioned in this manual are as follows: anger: Failure to operate as required may result in fire, serious personal injury, or even death. ^^Attention: Failure to operate as required may result in moderate or minor injuries, as well as equipment damage. Please read this chapter carefully and follow the safety precautions required in this chapter when installing, debugging, and repairing this product. Any harm or loss caused by illegal operations is not related to our company.
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MDK370 Variable Frequency Drive Safety information and precautions
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MDK370 Variable Frequency Drive Safety information and precautions M Other precautions Input
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MDK370 Variable Frequency Drive Safety information and precautions
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MDK370 Variable Frequency Drive Chapter 1 Product Information Chapter 1 Product Information 1.1 Product Model Naming Rules The model number on the product nameplate is represented by a combination of numbers, symbols, and letters, indicating its series, applicable power supply type, power level, and software and hardware versions. Figure 1-1 Naming Rules for Product Models
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MDK370 Variable Frequency Drive Chapter 1 Product Information Table 1-1 Product Technical Specifications
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MDK370 Variable Frequency Drive Chapter 1 Product Information
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MDK370 Variable Frequency Drive Chapter 2 Installation and Wiring of VFD and Linear Motor Figure 2-1 MDK-370 Outline and Dimensional Installation Diagram Table 2-1 Appearance and Dimensional Installation of MDK-370 variable frequency drive 1) Environmental temperature: The ambient temperature has a significant impact on the lifespan of the variable frequency drive, and it is not allowed for the operating environment temperature of the variable frequency drive to exceed the allowable temperature range (-10~50 °C). 2) Install the variable frequency drive on the surface of a flame-retardant object,...
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MDK370 Variable Frequency Drive Chapter 2 Installation and Wiring of VFD and Linear Motor 1) The high-performance vector control type variable frequency drive is a wall mounted variable frequency drive and should be installed vertically to facilitate air circulation and heat dissipation. Adequate space should be left around the variable frequency drive as shown in Figure 2-1, and the position of the ventilation fan in the installation environment of the variable frequency drive is shown in Figure 2-2. 2) For the installation of multiple wall mounted variable frequency drive, as shown in Figures...
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MDK370 Variable Frequency Drive Chapter 2 Installation and Wiring of VFD and Linear Motor drive or damage to the capacitors and surge suppressors. The input/output (main circuit) of the variable frequency drive contains harmonic components, which may interfere with communication equipment near the variable frequency drive. Therefore, install anti-interference filters to minimize interference. Table 2-2 Instructions for the use of peripheral electrical components of the variable frequency drive
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MDK370 Variable Frequency Drive Chapter 2 Installation and Wiring of VFD and Linear Motor Figure 2-6 Connection between variable frequency drive and peripheral devices
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MDK370 Variable Frequency Drive Chapter 2 Installation and Wiring of VFD and Linear Motor Table 2-3 Main Circuit Terminal Descri Wiring precautions: Wiring precautions: a) Input power supply R, S, T: The input side wiring of the variable frequency drive has no phase sequence requirements. b) DC bus+and - terminals: Note that there is still residual voltage on the DC bus+and - terminals after a power outage. It is necessary to wait for the REV light to turn off and confirm that it is less than 36V before making contact, otherwise there is a risk of electric shock. When using external brake components...
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MDK370 Variable Frequency Drive Chapter 2 Installation and Wiring of VFD and Linear Motor or even fire. The wiring length of the braking unit should not exceed 10m, and twisted pair or tight double line parallel wiring should be used. Do not directly connect the braking resistor to the DC bus, as it may cause damage to the variable frequency drive or even fire. c) The connection terminals PB and P+of the braking resistor should be selected according to the recommended values. The wiring distance should be less than 5m, otherwise it may cause damage to the variable frequency drive. d) variable...
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