Category: Industrial control technology

Debugging, application, and maintenance techniques for industrial control products，Such as Variable speed driver(VSD),Variable frequency driver(VFD),Industrial touch screen,Programmable Logic Controller(PLC),Servo Driver,servo motor,servo amplifier,Servo Controller,etc.

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User Guide for KEB F5 Series Inverters: Common Usage and Troubleshooting

The KEB F5 series inverters are versatile and powerful devices used widely across industries for motor control and energy efficiency. This guide consolidates essential instructions and insights from various manuals to provide a comprehensive reference for daily operation, including starting, stopping, speed control, and troubleshooting.

1. Overview of Common Usage Methods

1.1 Starting and Stopping the Inverter

To ensure safe and effective operation, follow these steps:

  • Startup Procedure:
  • Connect the power supply as per the wiring instructions in the manual.
  • Ensure all safety interlocks and protective devices are active.
  • Use the control panel or external start/stop commands to initiate the inverter.
  • Check the display for proper status indications (e.g., “Run” mode).
  • Stopping Procedure:
  • Use the stop button on the control panel or external command inputs.
  • Ensure the motor decelerates smoothly to prevent mechanical stress.
  • Verify that the inverter returns to “Stop” mode on the display.

1.2 Speed Control and Parameter Adjustment

The F5 series supports flexible speed control via:

  • Analog Inputs: Use a potentiometer or external signal to set the desired speed. Adjust parameters such as AN1 and AN2 for signal scaling.
  • Digital Inputs: Configure fixed speeds via digital input terminals (e.g., X2A.10 and X2A.11) as per the CP parameters.
  • Control Panel: Manually set speeds through the operation keypad by navigating to the appropriate menu.
  • Ramp Settings: Configure acceleration and deceleration times (e.g., CP.20 and CP.21) to suit the application.

1.3 Protective Functions

The inverter includes several built-in protection mechanisms, such as:

  • Overcurrent (E.OC)
  • Overvoltage (E.OP)
  • Overload (E.OL)
  • Motor overtemperature (E.OH)

These features safeguard both the inverter and the connected motor, ensuring reliable operation.

2. Troubleshooting Common Faults

The F5 series displays fault codes on the control panel to assist with diagnostics. Below are some frequently encountered errors and their solutions:

2.1 Fault Code List and Remedies

  • E.OC (Overcurrent):
  • Cause: Excessive load or short circuit in the motor.
  • Solution: Check the motor connections and reduce the load if necessary. Inspect and replace damaged cables.
  • E.OP (Overvoltage):
  • Cause: Excessive regeneration energy from the motor.
  • Solution: Increase deceleration time or add an external braking resistor.
  • E.OL (Overload):
  • Cause: Prolonged operation beyond the inverter’s capacity.
  • Solution: Allow the inverter to cool and check motor power ratings.
  • E.OH (Overheat):
  • Cause: Inadequate cooling or excessive ambient temperature.
  • Solution: Improve ventilation and clean cooling fans and filters.

2.2 Diagnostic Features

The “ru” parameter group provides real-time operating data:

  • ru.0: Inverter status
  • ru.1: Input frequency
  • ru.2: Output frequency
  • ru.18: DC bus voltage
  • ru.39: Overload timer

Use these values to monitor performance and identify abnormalities.

3. Practical Tips for Optimal Performance

3.1 Parameter Group Adjustments

  • Use the CP parameter group for configuration, covering essential settings like input/output scaling, motor control modes, and protection thresholds.
  • Advanced users can access additional settings in the “In” and “Sy” groups for specialized applications.

3.2 Wiring and Installation Considerations

  • Ensure proper grounding and shielded cables to minimize electromagnetic interference (EMI).
  • Keep control cables and power cables separate to avoid cross-talk.
  • Verify that terminal connections (e.g., X2A, X3A) match the manual’s specifications.

3.3 Regular Maintenance

  • Inspect cooling fans, filters, and vents regularly to prevent overheating.
  • Check all connections periodically for looseness or corrosion.
  • Update firmware as recommended by KEB to ensure compatibility and reliability.

4. Recommended Applications and Limitations

4.1 Suitable Applications

The F5 series is ideal for:

  • Industrial motor control (e.g., conveyors, pumps, fans).
  • Precision speed and torque control.
  • Energy savings in variable load applications.

4.2 Limitations

  • Not designed for non-motor electrical loads.
  • Requires proper environmental conditions (e.g., temperature, humidity) as specified in the manual.

Conclusion

The KEB F5 series inverters are versatile tools that offer reliable performance across diverse applications. By following this guide, users can achieve smooth operation, effective speed control, and swift resolution of common issues. For advanced settings or complex troubleshooting, refer to the detailed manual or consult KEB’s technical support.

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Are KEB F5 Series 15F5C1E-YC3A and 15F5C1E-Y50A Identical? Can They Be Interchanged?

The KEB F5 series inverters are high-performance devices widely used in industrial applications. Their powerful control capabilities and flexible configurations allow them to meet diverse and complex requirements. Within the F5 series, model suffixes often indicate specific functions and configurations. This article analyzes the similarities and differences between the 15F5C1E-YC3A and 15F5C1E-Y50A models and explores their interchangeability in practical applications.

15F5C1E-Y50A

1. In-Depth Analysis of Model Specifications

KEB inverters follow a specific naming convention comprising two parts: the base model (e.g., 15F5C1E) and the suffix (e.g., YC3A or Y50A). The base model describes the core functionality of the device, such as power range, control type, and motor compatibility, while the suffix indicates specific configurations or application scenarios.

1. Base Model

  • 15F5C1E represents:
  • 15: Power unit specification, typically related to output current or power rating.
  • F5: KEB F5 series, representing a versatile inverter series.
  • C1E: Control logic and hardware characteristics, possibly related to control card type or hardware interfaces.

The two models share the same base model, meaning they are identical in terms of power range, core control logic, and hardware.

2. Differences in Suffixes

  • YC3A and Y50A represent specific configuration differences. Based on the KEB inverter manual and general naming conventions, these differences likely include:
  • Y: Typically indicates control logic type or industry-specific applications.
  • C3 vs. 50:
    • C3: Likely refers to an integrated C3-grade electromagnetic compatibility (EMC) filter, which reduces electromagnetic interference (EMI) in industrial environments. C3-grade filters are suitable for high-EMC-requirement scenarios, such as production lines with sensitive electronic equipment.
    • 50: May represent a standard configuration without a built-in C3 filter, suitable for general-purpose applications with lower EMC requirements or cost sensitivity.
  • A: Often denotes additional features, such as regional adaptations, industry-standard compliance, or extra hardware configurations.

Based on the analysis, 15F5C1E-YC3A offers higher EMC adaptability and is better suited for high-demand industrial environments, whereas 15F5C1E-Y50A is positioned as a general-purpose model with potentially lower costs and broader applicability.

15F5C1E-YC3A

2. Conditions for Interchangeability

While 15F5C1E-YC3A and 15F5C1E-Y50A share the same basic functionality, their suffixes indicate configuration differences that affect interchangeability. Below is a detailed analysis:

1. Scenarios Where They Can Be Interchanged

  • Low EMC Requirements: In scenarios without stringent EMC demands, such as general industrial equipment drives, 15F5C1E-YC3A and 15F5C1E-Y50A can be interchanged.
  • Identical Power Parameters: Both models share the same core hardware (e.g., power units and control cards), ensuring no difference in motor drive performance, power range, or current output.
  • No Need for Built-In Filters: If the environment lacks significant electromagnetic interference or external EMI filters are already installed, either model can be selected.

2. Scenarios Where Interchangeability Is Not Recommended

  • High EMC Requirements: In environments with sensitive electronic devices or stringent EMC standards (e.g., medical devices or laboratory instruments), 15F5C1E-YC3A should be preferred for its built-in C3 filter.
  • Industry-Specific Standards: Certain industries, such as automotive manufacturing or aerospace, may require equipment to meet specific EMC standards, making YC3A the appropriate choice.
  • Reducing Commissioning Complexity: The integrated filter design of 15F5C1E-YC3A minimizes the need for external filters, simplifying installation and commissioning.

3. Parameter Adjustments and Compatibility Checks

If interchangeability is necessary, the following steps are recommended:

  • Verify Input and Output Voltage Ranges: Ensure that the voltage ranges of both devices match the application requirements.
  • Conduct EMC Compatibility Tests: Perform on-site EMC tests during replacement to ensure no interference with other equipment.
  • Align Parameter Settings: Use the KEB inverter’s parameter adjustment features to match the new device’s operating parameters with the previous one.

3. Conclusion and Recommendations

Based on the analysis, 15F5C1E-YC3A and 15F5C1E-Y50A are identical in terms of core hardware and control logic, but their suffixes reflect configuration differences, primarily in EMC compatibility and industry adaptability.

  • YC3A is suitable for industrial scenarios with high EMC requirements, especially where electronic devices are prevalent or electromagnetic interference must be minimized.
  • Y50A is better suited for general-purpose applications, offering a cost-effective option.

In practice, these models can be interchanged under certain conditions, but users should choose based on specific application requirements. Replacing Y50A with YC3A in EMC-sensitive environments poses no compatibility concerns, whereas the reverse may require additional EMC testing to ensure safe operation.

Ultimately, selecting the correct model involves more than cost considerations; it requires a comprehensive evaluation of the application environment, EMC needs, and commissioning complexity. It is advisable to consult KEB technical support or refer to the product manual before implementation to ensure the chosen device fully meets the application requirements.

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User Manual Guide for Rockwell PowerFlex 400 Series Variable Frequency Drive

I. Function Introduction and Parameter Setting of the Operation Panel (Numeric Keypad)

The PowerFlex 400 Series Variable Frequency Drive (VFD) is equipped with an intuitive operation panel. Users can easily complete parameter settings, monitor operating status, and perform fault diagnosis through the numeric keypad. The main keys on the operation panel include the Increment Key, Decrement Key, PRG Function/Data Toggle Key, STOP Key, SET/Data Confirmation Key, and MF.K/Multi-Function Key.

Powerflex 400 numeric keypad function diagram

Password Setting and Parameter Modification Restriction:

After entering the parameter editing mode, users can set a password to restrict parameter modifications by selecting a specific parameter (e.g., P042). Once the password is set, unauthorized users will be unable to change the protected parameters.

To eliminate the password, simply set the password parameter (P042) to 0 and save the changes.

Restoring Factory Default Parameters:

With the VFD in the stopped state, press the programming key to enter the menu, select the F0.13 function to restore parameters, change the current value to 2, and press the confirmation key to save. This will restore all parameters to their factory defaults, eliminating any user-defined settings.

II. External Terminal Control for Forward/Reverse Operation and Potentiometer Speed Adjustment Settings

Forward/Reverse Control:

The PowerFlex 400 Series VFD supports forward/reverse control of the motor through external terminals. The specific setting parameters are T051 to T054, which define the functions of the multi-function input terminals. For example, set T051 to 1 (forward operation) and T052 to 2 (reverse operation), and then connect the corresponding external switches or relays to the respective input terminals to achieve forward/reverse control of the motor.

Potentiometer Speed Adjustment:

Potentiometer speed adjustment is a common analog speed control method. First, configure the VFD’s analog input terminals (e.g., AI1 or AI2) to accept voltage or current signals from the potentiometer. This can be achieved by setting parameters T069 or T073 to select the corresponding input range and signal type (e.g., 0-10V voltage or 4-20mA current). When wiring, connect the sliding end of the potentiometer to the VFD’s analog input terminal and the fixed ends to the power supply and ground respectively.

Powerflex 400 External Terminal Control Diagram

III. Analysis of Fault Codes and Solutions

The PowerFlex 400 Series VFD features comprehensive fault diagnosis capabilities. When a fault occurs, the VFD displays the corresponding fault code. Below are some common fault codes, their meanings, and solutions:

  • F36: Output Overcurrent. Possible causes include motor overload, output short circuit, or improper parameter settings. Solutions include checking motor load, inspecting the output circuit, and adjusting relevant parameters (e.g., P033 motor overload current setting).
  • Drive-HIM: Drive Alarm. Typically caused by EEPROM checksum errors. Solutions include power cycling or replacing the HIM module.
  • F22: Drive Reset Fault. May occur during power-up or operation. The solution is to check the correctness of the wiring, especially the connections at the TB2 terminal.
  • F32: EEPROM Fault. May be due to corrupted EEPROM data or inability to program valid data. Solutions include checking the connection between the main control board and the power board, resetting to default parameters, and power cycling.

IV. Summary

The Rockwell PowerFlex 400 Series VFD, with its powerful functions, flexible configuration, and reliable performance, is widely used in the field of industrial automation. Through the introduction in this article, users can better understand and master the functions of the VFD’s operation panel, external terminal control settings, fault diagnosis, and solutions, thereby ensuring safe and efficient operation of the VFD. Whether for users who are new to VFDs or experienced engineers, this user manual provides valuable information and practical operating tips. In practical applications, it is recommended that users configure VFD parameters based on specific application scenarios and needs, and regularly inspect and maintain the VFD to extend its service life and improve production efficiency.

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Analysis and Solutions for FAULT FB11 and FAULT FB14 in ABB’s ACS880 Series Frequency Converters

Introduction

In the field of industrial automation, ABB’s ACS880 series frequency converters are highly regarded for their high performance, reliability, and wide range of applications. However, like any equipment, they may encounter faults during operation. This article delves into the meanings, causes, and solutions of FAULT FB11 and FAULT FB14 in the ACS880 series through a specific maintenance case.

check connection

Specific Maintenance Case

A customer’s ABB ACS880 series frequency converter initially displayed the fault message “Drive is faulted, Please reset the fault first.” After pressing the reset button, the display changed to “Check Connection” fault. Upon inspection, it was found that the ZCU-12 mainboard had burned out. After replacing it with a new ZCU-12 mainboard, the operation panel showed the fault “Panel and Drive not Compatible.” After initializing the parameters, the “Fault FB11” appeared, indicating that the memory card was missing and the mainboard could not detect the ZMU-02 memory card.

Drive is faulted fault

Fault Analysis

  1. FAULT FB11FAULT FB11 signifies a software loading failure of the memory unit, typically caused by a missing or unrecognized memory card. In the ACS880 series, the memory card (such as ZMU-02) stores the converter’s parameters, programs, and data. If the memory card is missing, damaged, or the data is inconsistent, the converter cannot load the necessary operating programs and data properly, triggering the FAULT FB11 fault.
  2. FAULT FB14FAULT FB14 indicates the inability to load data from the memory card. This usually occurs when the memory card is damaged, the data is lost, or there is data inconsistency. Similar to FAULT FB11, FAULT FB14 is triggered by the converter’s failure to correctly read the data from the memory card.
panel and drive not compatible fault

Solutions

  1. Check the Memory CardFirst, check if the ZMU-02 memory card is installed correctly and ensure its physical connection is good. A loose or poorly connected memory card may cause the converter to fail to recognize it.
  2. Re-initialize the Memory CardIf the memory card connection is normal but the problem persists, try using ABB’s specialized tools to re-initialize the memory card. This can usually restore the memory card to its factory settings and clear any data inconsistencies that may cause faults.
  3. Replace the Memory CardIf re-initializing the memory card does not solve the problem, it may be necessary to replace it with a new one. Various types of memory cards are available on the market, such as standard program N2000, textile program N5500, custom programming N8010, lifting program 7518, curling program N5000, lifting program N5050, etc. Choose the appropriate memory card for replacement based on the specific application and needs of the converter.
  4. Check the Mainboard and Connection CablesAfter replacing the memory card, also check if the mainboard and connection cables are normal. Ensure all connections are secure and reliable to avoid faults caused by poor connections.
  5. Contact Professional TechniciansIf the above methods cannot solve the problem, it is recommended to contact ABB’s professional technicians or authorized service centers for further inspection and repair.
fault FB11

Role of the Memory Card

In the ACS880 series frequency converters, the memory card plays a crucial role. It not only stores the converter’s parameters, programs, and data but also allows users to modify and update these data when needed. Furthermore, the memory card provides data backup and recovery functions, ensuring that the converter can quickly recover to its normal state in case of unexpected faults. Therefore, maintaining the good condition of the memory card and the integrity of the data is essential for the proper operation of the converter.

zmu-02

Conclusion

ZCU-12

Through this discussion, we have gained a deep understanding of the meanings, causes, and solutions of FAULT FB11 and FAULT FB14 in ABB’s ACS880 series frequency converters. In practical applications, when encountering such faults, one should first check the status and connection of the memory card and take corresponding solutions based on the specific situation. Regular maintenance and inspection of the converter and its related components are also important measures to prevent faults. We hope this article provides valuable reference and assistance for users in using and maintaining ACS880 series frequency converters.

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Does ABB’s ACS880 drive require ZMU-02 to be used?

The ABB ACS880 drive does not necessarily require the ZMU-02 storage card to operate. The ZMU-02 card is primarily used to provide additional storage space for saving specific configuration parameters, and it is often used in applications that require storing large amounts of programs or advanced functions (e.g., multi-drive networking, complex control strategies, etc.).

ZMU-02

Role of the ZMU-02 Storage Card:

  1. Storing Parameters and Programs: The ZMU-02 card can be used to store the drive’s parameter settings, control programs, or fault logs. In applications where frequent adjustments or multiple preset configurations are needed, the ZMU-02 card becomes useful.
  2. Program Upgrades and Backup: The ZMU-02 card can also serve as a tool for program upgrades or backing up data. If the drive needs firmware updates or parameter changes, the storage card can make the process more convenient.
ACS880 NZ2000

Is the ZMU-02 Card Required?

  1. Standard Models: For most standard applications or regular ACS880 drives, the ZMU-02 card is not required for basic operation. The drive itself can operate normally with manual parameter adjustments and control, without the need for additional storage.
  2. Specialized Models or Specific Requirements: If the ACS880 model is part of a more specialized application or requires more advanced functionality (e.g., storing large amounts of configuration data, multiple programs, or updates), the ZMU-02 card might be necessary. This is especially true in multi-drive setups or when managing configurations across multiple devices.
  3. Different Model Requirements: Some specific ACS880 models may indeed require the ZMU-02 card for operation, particularly in complex applications. It is best to consult the specific model’s documentation or application manual to determine whether the storage card is required.

Conclusion:

The ZMU-02 storage card is not mandatory for all ACS880 drives. Standard models typically do not require it, but in certain specialized or advanced applications, the card may be necessary. It’s advisable to check the specific model and application manual to confirm whether the storage card is needed.

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Schneider ATV310 Series Inverter User Manual Guide

I. Introduction to Operating Panel Functions and Password Settings

The Schneider ATV310 series of inverters come equipped with an intuitive operating panel that facilitates various settings and operations. The operating panel includes a display screen, multiple buttons, and indicator lights. The display screen shows current parameters and status, while the buttons are used for navigation and parameter setting.

ATV310 is not working when powered on

Password Setting and Unlocking

To ensure device security, the ATV310 inverter supports password locking. Users can restrict access to the inverter by setting a password.

  • Setting a Password: Enter the “Configuration Mode” (ConF), select the “999 HMI Password” parameter, enter the desired password (ranging from 2 to 9999) using the navigation keys, and press the confirm button to save.
  • Unlocking the Inverter: If the inverter is locked, enter the “Configuration Mode”, select the “999 HMI Password” parameter, enter the password, and press the confirm button to unlock. If the password is forgotten, contact Schneider Electric technical support.
ATV310 actual terminal wiring diagram

Accessing Full Menu Functions and Storing/Restoring Parameters

The ATV310 inverter offers a comprehensive range of parameter settings. Users can access the full menu via the “Configuration Mode” (ConF).

  • Accessing the Full Menu: In the “Configuration Mode”, use the navigation keys to select the “FULL” submenu to access the complete list of parameters.
  • Storing Parameters: After completing parameter settings, select “101 Store Customer Parameter Settings” and press the confirm button to save the current configuration.
  • Restoring Factory Defaults: To reset the inverter to its factory default settings, select “102 Factory/Restore Customer Parameter Settings” and then press the confirm button and select “64”.
ATV310 displays normally

II. Setting the External Terminal Operating Mode

The ATV310 inverter supports the external terminal control mode, allowing users to achieve forward, reverse, high-speed, and low-speed functions through the LI1, LI2, LI3, and LI4 logic input terminals.

Wiring and Parameter Settings

  1. Wiring:
    • Connect the LI1, LI2, LI3, and LI4 terminals to the corresponding outputs of the external controller.
    • Ensure all wiring is secure and compliant with safety regulations.
  2. Parameter Settings:
    • Enter the “Configuration Mode” (ConF) and select the “Control Menu” (400-).
    • Set the “Control Type” (201) to “3-Wire Control” (01).
    • Set the “Logic Input Type” (203) to “Positive Logic” (00) to ensure high-level activation.
    • Set the “Given Channel 1” (401) to “Remote Display” (01) to receive speed commands via the external controller.
    • Set the “Command Channel 1” (407) to “Terminal” (01) to receive control commands through the LI1-LI4 terminals.
    • In the “Input/Output Menu” (200-), assign functions to LI1, LI2, LI3, and LI4:
      • LI1: Forward (L1H)
      • LI2: Reverse (L2H)
      • LI3: High Speed (L3H)
      • LI4: Low Speed (L4H)
    • In the “Speed Limit Menu” (512-), set the specific frequency values for high speed (512.2) and low speed (512.0).

High and Low Speed Frequency Given

The high and low speed frequencies can be given via the analog or digital outputs of the external controller. If using an analog output, connect the AI1 terminal to the analog output of the external controller and set the AI1 type and range in the “Input/Output Menu” (200-). If using a digital output, directly control high and low speeds through the LI3 and LI4 terminals.

III. Fault Code Analysis and Troubleshooting

The ATV310 inverter features advanced fault diagnosis. When a fault occurs, the corresponding fault code will be displayed on the screen. Users can take appropriate measures based on the code.

Common Fault Codes and Solutions

  • F001 Precharge Fault: Possible causes include faulty charging relays or damaged charging resistors. The solution is to check connections, confirm the stability of the main power supply, and contact Schneider Electric technical support if necessary.
  • F010 Overcurrent Fault: May be caused by incorrect parameter settings, excessive load, or mechanical lockup. The solution is to check parameter settings, adjust motor/drive/load dimensions, inspect mechanical device status, and connect motor reactors.
  • F011 Inverter Overheat Fault: May be caused by excessive load, poor ventilation, or high ambient temperature. The solution is to check motor load, inverter ventilation, and ambient temperature, and wait for the inverter to cool down before restarting.
  • F013 Motor Overload Fault: Triggered by excessive motor current. The solution is to check motor thermal protection settings and motor load, and adjust parameters if necessary.
  • F014/F015 Output Phase Loss Fault: May be caused by poor motor connections or faulty output contactors. The solution is to check motor connections and output contactor status.

IV. Conclusion

The Schneider ATV310 series inverter user manual provides detailed operating instructions and parameter setting explanations, helping users quickly get started and fully utilize the inverter’s functions. Through this guide, users can understand the operating panel functions, password setting and unlocking methods, steps for setting the external terminal operating mode, and solutions for common fault codes, thereby more effectively using and maintaining the ATV310 inverter. In practical applications, users should set parameters reasonably according to specific needs and environmental conditions, and regularly check the device status to ensure long-term stable operation of the inverter.

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Fuji Frequency Converter FRENIC-Multi (FRN E1S) Series User Manual Guide

I. Introduction to the Operation Panel Functionality and Key Parameter Settings

1.1 Introduction to the Operation Panel Functionality

Fuji frequency converter E1S series operation panel function diagram

The Fuji Frequency Converter FRENIC-Multi (FRN E1S) series features an intuitive operation panel that allows users to easily monitor and control the operation of the frequency converter. The operation panel provides various functions such as setting operating frequencies, monitoring operating status, and configuring parameters.

Key Features of the Operation Panel:

  • LED Display: Displays various operating parameters such as output frequency, output current, and operating status.
  • UP/DOWN Keys: Used to adjust the set frequency.
  • RUN/STOP Keys: Used to start and stop the motor.
  • Mode Selection Keys: Allows switching between operation modes such as run mode, program mode, and alarm mode.

1.2 Setting the Electronic Thermal Relay Function

The electronic thermal relay function protects the motor from overheating by monitoring the output current of the frequency converter. To configure this function, the following parameters need to be set:

  • F10 (Thermal Relay Characteristic Selection): Selects the cooling system characteristic of the motor. Options include self-cooled motors with built-in fans and externally cooled motors.
  • F11 (Thermal Relay Action Value): Sets the current level at which the thermal relay will trip. This value should typically be set to around 100-110% of the motor’s rated current.
  • F12 (Thermal Time Constant): Sets the time it takes for the thermal relay to trip after the current exceeds the action value. This value depends on the motor’s thermal properties and the ambient operating conditions.

1.3 Configuring the Instantaneous Power Failure Restart Function

The instantaneous power failure restart function allows the frequency converter to automatically restart the motor after a temporary power outage. To enable and configure this function, the following parameters need to be set:

  • F14 (Instantaneous Power Failure Restart Selection): Enables or disables the instantaneous power failure restart function. Options include no restart (instant trip), no restart with reset on power restoration, restart at the frequency at the time of power failure (for general loads), and restart at the start frequency (for low-inertia loads).
  • H13 (Restart Waiting Time): Sets the time to wait after detecting a power failure before attempting to restart the motor. This helps to ensure that the residual voltage in the motor windings has decayed sufficiently to prevent inrush currents.
  • H14 (Frequency Ramp-Down Rate): Sets the rate at which the output frequency is reduced during restart to synchronize with the motor’s rotational speed and prevent excessive currents.
  • H16 (Instantaneous Power Failure Allowable Time): Sets the maximum time that can elapse after a power failure before the restart function is disabled.
Fuji frequency converter E1S standard wiring diagram

1.4 Selecting and Configuring the Terminal FM Function

The terminal FM provides an analog output signal that can be used to monitor various operating parameters of the frequency converter. To select and configure this function, the following steps are required:

  • F29 (Terminal FM Action Selection): Selects whether the terminal FM outputs a voltage signal (0-10V) or a pulse signal.
  • F30 (Output Gain): Adjusts the gain of the analog output signal. This allows scaling the output signal to match the input range of the monitoring equipment.
  • F31 (Function Selection): Selects the parameter to be monitored and output through the terminal FM. Options include output frequency, output current, output voltage, motor torque, load rate, and more.
  • F33 (Pulse Rate): When pulse output is selected, this parameter sets the pulse rate at 100% output.

By carefully configuring these parameters, users can fully utilize the advanced functionality of the Fuji FRENIC-Multi (FRN E1S) series frequency converter to optimize motor control and protect against potential faults.

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Panasonic Inverter VF200 Series User Manual Guide

Introduction

The Panasonic Inverter VF200 series is a powerful and flexible variable frequency drive (VFD) equipment widely used in the industrial automation field. This document aims to provide users with a detailed user guide to help them better understand and efficiently operate the VF200 series inverter.

Function diagram of Panasonic VF200 series inverter operation panel

1. Operation Panel Function Introduction, Parameter Upload, and Download

1.1 Operation Panel Function Introduction

The operation panel of the Panasonic Inverter VF200 series serves as the primary interface for user interaction. It features various functions and indicators to facilitate ease of use and monitoring.

  • Display Section: Displays output frequency, current, linear speed, set frequency, communication station number, abnormality content, various mode displays, and function setting data.
  • FWD/REV Indicators: Green indicators that show the forward/reverse operation status.
  • Panel Potentiometer: Used to set the operating frequency via the operation panel.
  • Alarm (ALM) Indicator: Red indicator that lights up in case of abnormalities or alarms.
  • RUN/STOP Buttons: Buttons to start/stop the inverter.
  • MODE Button: Toggles between various modes such as operation status display, frequency setting, rotation direction setting, control status monitoring, custom settings, function settings, and built-in memory settings.
  • SET Button: Used to switch modes, display data, and store settings.
  • ▲(UP) and ▼(DOWN) Buttons: Used to change data, output frequency, and set the rotation direction when operating via the panel.
VF200 picture

1.2 Uploading and Downloading Parameters

  • Uploading Parameters (CPY1): To upload the inverter’s functional parameters to the operation panel’s built-in memory, follow these steps:
    1. Stop the inverter.
    2. Press the MODE button four times to enter the function setting mode.
    3. Press the SET button.
    4. Use the ▲/▼ buttons to select “CPY1”.
    5. Press the SET button and set the value to “UPL”.
    6. Press the SET button again to start the upload process.
  • Downloading Parameters (CPY2): To download the parameters from the operation panel’s built-in memory to the inverter, follow these steps:
    1. Stop the inverter.
    2. Press the MODE button four times to enter the function setting mode.
    3. Press the SET button.
    4. Use the ▲/▼ buttons to select “CPY2”.
    5. Press the SET button and set the value to “dOL”.
    6. Press the SET button again to start the download process.

1.3 Setting and Eliminating Passwords

  • Setting a Password:
    1. Stop the inverter.
    2. Press the MODE button four times to enter the function setting mode.
    3. Use the ▲/▼ buttons to navigate to parameter P150.
    4. Press the SET button to display the current password.
    5. Use the ▲/▼ buttons to set a new password (range: 0000-9999).
    6. Press the SET button to save the password.
  • Eliminating a Password:
    1. Stop the inverter.
    2. Press the MODE button four times to enter the function setting mode.
    3. Use the ▲/▼ buttons to navigate to parameter P150.
    4. Press the SET button to display the current password.
    5. Set the password to “0000” using the ▲/▼ buttons.
    6. Press the SET button to eliminate the password.

1.4 Restoring Parameter Initialization

To restore the inverter’s parameters to their factory default settings, follow these steps:

  1. Stop the inverter.
  2. Press the MODE button four times to enter the function setting mode.
  3. Use the ▲/▼ buttons to navigate to parameter P151.
  4. Press the SET button to display the current setting.
  5. Set the value to “3” using the ▲/▼ buttons.
  6. Press the SET button to restore the parameters to their factory defaults.
Panasonic VF200 inverter control terminal wiring diagram

2. External Terminal Control for Forward/Reverse Rotation and PWM Frequency Control

2.1 Forward/Reverse Rotation Control via External Terminals

To achieve forward/reverse rotation control via external terminals, connect the relevant control signals to the designated terminals on the inverter.

  • Terminal Configuration:
    • SW1-SW5 (Control Circuit Terminals 4-8): These terminals can be configured to control forward/reverse rotation, start/stop, and other functions.
    • Configuration Steps:
      1. Stop the inverter.
      2. Enter the function setting mode by pressing the MODE button four times.
      3. Navigate to parameters P036-P040 using the ▲/▼ buttons.
      4. Set the desired function (e.g., forward/reverse, start/stop) to the corresponding terminal using the ▲/▼ buttons.
      5. Press the SET button to save the settings.

2.2 PWM (Pulse) Frequency Control

To control the inverter’s output frequency via PWM signals, follow these steps:

  • Terminal Configuration:
    • Terminal 7 (SW4) and Terminal 8: These terminals are used to receive PWM frequency control signals.
    • Configuration Steps:
      1. Stop the inverter.
      2. Enter the function setting mode by pressing the MODE button four times.
      3. Navigate to parameter P087 using the ▲/▼ buttons.
      4. Set the value to “1” to enable PWM frequency control.
      5. Press the SET button to save the setting.
      6. Connect the PWM signal source to terminals 7 and 8 according to the wiring diagram provided in the manual.
  • Additional Settings:
    • P088: Sets the number of PWM cycles to average for frequency calculation.
    • P089: Sets the PWM signal period.

By following this guide, users can effectively utilize the Panasonic Inverter VF200 series, leveraging its advanced features and flexible control options to meet various industrial automation needs.

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User Guide and E-04 Fault Meaning and Solution for NSA2000 Series Inverters from Nengshi

I. Introduction to the Operation Panel of the Nengshi NSA2000 Series Inverters

Basic wiring diagram of NS2000 frequency converter

The operation panel of the Nengshi NSA2000 series inverters features intuitive and powerful control functions, capable of meeting the demands of various industrial applications. The main function keys on the operation panel include:

  • RUN: The inverter run key, used to start the inverter.
  • REV/JOG: The reverse/jog key, which can be set to reverse or jog functions according to parameters.
  • STOP/RST: The stop/reset key, used to stop the inverter or reset it in case of a fault.
  • PRG: The mode switch key, used to switch the working mode of the operation panel.
  • ENTER: The confirmation key, used to confirm the current status or store parameters.
  • ▲/▼: The data modification keys, used to modify function codes or parameter values.
  • SHIFT: The data bit switch key, used to select the bit to be modified when modifying data.

How to Restore Factory Settings (Initialize Parameters)

  1. With the inverter in the stopped state, press the PRG key to enter the parameter query mode.
  2. Press the PRG key again to enter the parameter modification mode.
  3. Use the ▲/▼ keys to select the function parameter F3.01.
  4. Press the ENTER key to enter the parameter modification state.
  5. Set the parameter value to 1 and press the ENTER key to confirm, restoring the inverter to factory settings.

How to Set Passwords and Parameter Write Protection Functions, and How to Eliminate Passwords

  1. Setting a Password: Modify the function parameter F3.03 to set a 4-digit numeric password within the range of 0000-9999.
  2. Parameter Write Protection: Function parameter F3.02 is used to set parameter write protection, allowing choices between allowing modification of all parameters, only allowing modification of frequency settings, or prohibiting modification of all parameters.
  3. Eliminating a Password: Reset the value of function parameter F3.03 to 0 to eliminate password protection.

Function and Setting Method of Jump Frequencies

Jump frequencies are used to avoid the mechanical resonance points of load devices, preventing equipment damage or performance degradation due to resonance. The setting method is as follows:

  1. Use the ▲/▼ keys to select function parameters F2.36, F2.37, F2.38, F2.39, F2.40, and F2.41, which are used to set the three jump frequencies and their corresponding jump ranges.
  2. Press the ENTER key to enter the parameter modification state, use the ▲/▼ keys to set the desired jump frequencies and ranges.
  3. After setting, press the ENTER key to confirm.

II. Realization of Terminal Forward/Reverse Control and External Potentiometer Frequency Control Functions

Terminal Forward/Reverse Control

Terminal forward/reverse control is achieved by controlling the on/off states of the FWD and REV terminals. The parameters that need to be set include:

  • F0.04: Operation command channel selection, set to 1 to control via terminals.
  • F4.06: FWD/REV terminal control mode, select the appropriate control mode according to actual needs (such as two-wire or three-wire mode).

In terms of wiring, connect the external control switches to the FWD and REV terminals respectively, and ensure that the common terminal COM is correctly connected.

External Potentiometer Frequency Control

The external potentiometer frequency control function allows users to change the output frequency of the inverter by adjusting the resistance value of an external potentiometer. The parameters that need to be set include:

  • F0.01: Frequency setting channel selection, set to 0 to use the potentiometer on the operation panel.
  • If using an external potentiometer, set F0.01 to 4 (VCI analog setting) or 5 (CCI analog setting), and configure the input range of VCI or CCI (F5.00-F5.03) according to actual conditions.

In terms of wiring, connect the three terminals of the external potentiometer to the VCI (or CCI), GND, and +10V (or 0V) terminals of the inverter.

E-04 FAULT

III. Meaning and Handling of E-04 Fault

Meaning of E-04 Fault

The E-04 fault indicates overvoltage during the acceleration process of the inverter. This is usually caused by abnormal grid voltage, restarting a rotating motor, or excessively short deceleration time.

Handling Method

  1. Check the Input Power Supply: Ensure that the grid voltage is stable and meets the operating requirements of the inverter.
  2. Avoid Restarting a Rotating Motor: If it is necessary to start a rotating motor, set it to DC brake start.
  3. Extend the Deceleration Time: Appropriately extend the deceleration time of the inverter based on actual conditions to reduce overvoltage.

Fault Repair

If the above methods cannot resolve the E-04 fault, further inspection and repair of the inverter may be required. It is recommended to contact professional after-sales service personnel or a technical support team for troubleshooting and repairs. During the repair process, ensure that the power supply to the inverter is cut off and operate in accordance with relevant safety regulations.

Conclusion

The Nengshi NSA2000 series inverters feature a rich set of operation panel functions. Through reasonable parameter settings and wiring configurations, various control functions can be realized. When handling E-04 faults, first check the input power supply and the operating status of the inverter, and take corresponding measures based on actual conditions. If further repairs are needed, it is recommended to contact a professional technical support team. Through proper use and maintenance, the Nengshi NSA2000 series inverters will provide users with stable and reliable variable frequency speed regulation solutions.

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User Guide for GSK DAP03 Spindle Drive Unit and Troubleshooting for Err-11

I. Display Menu and Status Monitoring

1.1 Operation and Settings of the Display Menu

GSK DAP03 Spindle Drive Unit Standard Wiring Diagram

The GSK DAP03 spindle drive unit is equipped with a 6-digit LED digital tube for displaying various statuses and parameters. Users can operate the display menu and monitor statuses through the following steps:

Status Monitoring: Users can press corresponding buttons to select different monitoring statuses. For example, pressing the “+” or “-” button can flip through different monitoring contents such as motor speed, current position, input/output terminal status, etc. The specific monitoring content can be selected by setting parameter PA3, and the content displayed after power-on can also be set according to this parameter.

Parameter Setting: In parameter setting mode, users can adjust parameter values using the “+” and “-” buttons, and save the settings by pressing the “Confirm” button. Note that after modifying certain key parameters, a parameter write operation (EE-SEt) is required to ensure the changes take effect.

1.2 Settings for Status Monitoring

Status monitoring allows users to view various statuses of the drive unit in real-time, such as motor speed, position, alarm codes, etc. Users can select the specific monitoring content by setting parameter PA3. For example, setting PA3 to “0” will display motor speed by default after power-on; setting it to “1” will monitor the low five-digit pulse count of the current motor position, and so on.

II. Manual and Inching Control

2.1 Manual Control

In manual control mode, users can directly control the motor’s forward and reverse rotation as well as acceleration and deceleration using the “+” and “-” buttons on the operation panel. The specific steps are as follows:

  • Set PA4=2 to select manual operation mode.
  • Set PA33=1 to enable forced enable (not dependent on external enable signals).
  • Enter the manual operation menu and control the motor using the “+” and “-” buttons. Pressing the “+” button accelerates the motor, pressing the “-” button decelerates it, and releasing the buttons allows the motor to maintain its current speed.

2.2 Inching Control

Inching control allows users to briefly run the motor at a preset speed. The specific steps are as follows:

  • Set PA4=3 to select inching operation mode.
  • Set PA21 to the desired inching speed (e.g., 300 represents 300 RPM).
  • Set PA33=1 to enable forced enable.
  • Enter the inching operation menu and press the “+” or “-” button to start the motor in forward or reverse rotation. The motor stops when the button is released.
DAP03 spindle drive unit and CN connection diagram

III. Position and Speed Control Modes

3.1 Position Control Mode

In position control mode, users control the motor’s precise position through pulse commands. The specific wiring and parameter settings are as follows:

Wiring: Connect the PULS+, PULS-, SIGN+, SIGN- terminals of the CN1 interface to receive position commands.

Parameter Settings:

  • Set PA4=0 to select position mode.
  • Set PA12 (position pulse command multiplication factor) and PA13 (position pulse command division factor) as needed to calculate the electronic gear ratio.
  • Set PA14 to select the pulse command mode (e.g., pulse + direction).

3.2 Speed Control Mode

In speed control mode, users can control the motor’s speed through analog voltage commands or internal digital commands. The specific wiring and parameter settings are as follows:

Analog Voltage Command Control:

  • Wiring: Connect the VCMD+, VCMD- terminals of the CN1 interface to receive analog voltage commands.
  • Parameter Settings: Set PA4=1 and PA22=1 to select analog command speed mode, and set PA42 to the motor speed corresponding to 10V analog input.

Internal Digital Command Control:

  • Wiring: Connect the SP0, SP1, SP2, etc., terminals of the CN1 interface to select preset speeds.
  • Parameter Settings: Set PA4=1 and PA22=0 to select internal command speed mode, and set the speeds for each segment through PA24 to PA30.

3.3 Electronic Gear Ratio Setting

The electronic gear ratio is used to convert input commands into the motor’s actual movement. The calculation formula is:

G = (ZM × CD × δ × CR × PA13) / (PA12 × ZM × L)

Where ZM and ZD are the gear ratios at the screw end and motor end (both are 1 when directly connected), L is the screw lead, C is the motor encoder’s number of lines, δ is the system’s minimum output command unit, and CR and CD are the multiplication and division factors for the upper machine’s commands. Users need to set PA12 and PA13 according to the actual mechanical structure to achieve the desired electronic gear ratio.

IV. Common Alarm Codes and Troubleshooting

The GSK DAP03 spindle drive unit displays corresponding alarm codes when abnormalities are detected. Below are some common alarm codes, their meanings, and troubleshooting methods:

  • Err-1: The spindle motor speed exceeds the set value. Possible causes include abnormal encoder feedback signals, improper acceleration/deceleration time settings, etc. Troubleshooting methods include checking encoder connections, adjusting acceleration/deceleration time parameters, etc.
  • Err-5: Motor overtemperature alarm. Possible causes include no temperature detection device inside the motor, overload, etc. Troubleshooting methods include setting PA73=1 to disable the alarm, reducing the load, etc.
  • Err-9: Abnormal motor encoder signal feedback. Possible causes include poor encoder signal wire connections, damaged encoders, etc. Troubleshooting methods include checking encoder connections, replacing encoders, etc.
GSK spindle servo DAP03 experiences ERR-11 fault

V. Err-11 Alarm Code Meaning and Troubleshooting

The Err-11 alarm code indicates a fault in the intelligent power module (IPM) inside the drive unit. The IPM is a core component of the drive unit, responsible for converting DC power into AC power to drive the motor. When the IPM detects abnormalities or damage, it triggers the Err-11 alarm.

Possible Causes:

  • IPM Overheating: Long-term high-load operation or poor heat dissipation may cause the IPM to overheat, leading to failure.
  • Short Circuit or Overload: Short circuits in the motor or power lines, as well as motor overload operation, can damage the IPM.
  • Power Voltage Fluctuations: Unstable power voltage may cause abnormal IPM operation or even damage.
  • IPM Quality Issues: In rare cases, the IPM may have manufacturing defects or early failure.

Troubleshooting Methods:

  • Check Power Voltage: Ensure stable input power voltage that meets the drive unit’s voltage requirements. If the power voltage fluctuates significantly, consider installing a voltage stabilizer.
  • Check Motor and Wiring: Disconnect the motor from the drive unit and check for short circuits or grounding faults in the motor and wiring. Use tools such as a multimeter to perform resistance and insulation tests to ensure the wiring is intact.
  • Improve Heat Dissipation: Ensure the drive unit’s cooling fan is working properly and the heatsink is clean of dust. In high-temperature or harsh environments, consider adding additional cooling measures, such as installing fans or lowering the ambient temperature.
  • Replace the IPM: If the above steps fail to solve the problem, it may be due to IPM failure. In this case, contact the supplier or manufacturer to purchase and replace the IPM. When replacing, ensure power is off, and the new module is compatible with the old one.
  • Contact Technical Support: If the problem persists, it is recommended to contact GSK’s technical support team for assistance. They can provide more professional fault diagnosis and repair advice.

Notes:

  • When dealing with any faults related to electrical equipment, always cut off the power first to ensure personal safety.
  • If you do not have relevant professional knowledge and skills, do not attempt to repair the drive unit or IPM yourself. Incorrect operations may lead to further equipment damage or safety hazards.

By following the above steps, you should be able to diagnose and solve the Err-11 alarm issue in the GSK DAP03 spindle drive unit. If the problem persists, seek help from professional technicians.