User Guide

Product User Guide

This guide will help you operate our product, including basic function setup, parameter configuration, and advanced feature usage. By following this guide, you will be able to fully utilize the product’s performance.

Control Panel Introduction

Display Screen

Our product is equipped with an intuitive LCD display that shows the following information:

• Operating status (standby, running, fault, etc.)
• Current frequency/speed
• Output current
• Output voltage
• Fault codes (if any)
• Parameter setting interface

Operation Keys

The control panel on the front of the product has the following keys:

Basic Operations

Power-on Operation

1. Confirm all wiring is correct
2. Close the power switch
3. Wait for system self-check to complete (approximately 3-5 seconds)
4. Check if the display shows the standby status properly

Starting and Stopping

Local Control Start

1. In standby mode, press the RUN key to start the device
2. The motor will start running according to the set acceleration time
3. Observe the operating parameters on the display

Stop Operation

1. Press the STOP key to stop the device
2. The motor will stop according to the set deceleration time
3. Confirm the device enters standby status

Frequency/Speed Adjustment

1. In running mode, press the MODE key to enter frequency setting mode
2. Use the ▲/▼ keys to adjust the target frequency
3. Press the SET key to confirm the new frequency setting
4. The motor will adjust to the new frequency according to the set acceleration/deceleration time

Parameter Setting Guide

Parameter Hierarchical Structure

Our product parameters are grouped by function for easy management and setting:

• Group P00: Basic setting parameters
• Group P01: Motor parameters
• Group P02: Control parameters
• Group P03: Protection parameters
• Group P04: Advanced function parameters

Parameter Setting Method

1. In standby mode, press and hold the SET key for 3 seconds to enter the parameter setting menu
2. Use the ▲/▼ keys to select the parameter group
3. Press the SET key to enter the parameter group
4. Use the ▲/▼ keys to select the specific parameter
5. Press the SET key to enter the parameter modification interface
6. Use the ▲/▼ keys to adjust the parameter value
7. Press the SET key to save and return
8. Press and hold the SET key for 5 seconds to exit the parameter setting menu

Common Parameter Description

Basic Setting Parameters (Group P00)

P00.00 Control Mode

• 0: V/F control mode
• 1: Sensorless vector control
• 2: Sensor vector control
• 3: Torque control mode

P00.01 Command Source Selection

• 0: Panel control
• 1: External terminal control
• 2: RS485 communication control
• 3: Analog control

P00.02 Frequency Source Selection

• 0: Panel potentiometer
• 1: External analog input
• 2: Multi-step speed setting
• 3: Communication given

Motor Parameters (Group P01)

P01.00 Motor Rated Power (kW)

Set according to the actual motor’s rated power, range: 0.75kW-400kW

P01.01 Motor Rated Voltage (V)

Set according to the actual motor’s rated voltage, usually 380V or 220V

P01.02 Motor Rated Current (A)

Set according to the rated current on the motor nameplate

P01.03 Motor Rated Frequency (Hz)

Usually 50Hz or 60Hz

Protection Parameters (Group P03)

P03.00 Overcurrent Protection Level

• 0: Invalid
• 1: 150% for 1 minute
• 2: 200% for 30 seconds
• 3: 250% for 5 seconds

P03.01 Overload Protection Level

• 0: Invalid
• 1: 100% continuous operation
• 2: 120% for 60 seconds
• 3: 150% for 30 seconds

Advanced Function Usage

Multi-step Speed Operation

Multi-step speed operation allows the motor to switch between preset different speeds:

1. Set P00.02 to 2 (Multi-step speed setting)
2. Set each speed step in Group P04:
   • P04.00: First speed step (Hz)
   • P04.01: Second speed step (Hz)
   • P04.02: Third speed step (Hz)
   • And so on…
3. Select different speed steps through external terminals or communication commands

PID Control

PID control function is suitable for application scenarios requiring precise control (such as constant pressure water supply):

1. Set P04.05 to 1 (Enable PID control)
2. Set P04.06 to select the feedback signal source (usually analog input)
3. Set PID parameters:
   • P04.07: Target value (set according to application requirements)
   • P04.08: Proportional gain P
   • P04.09: Integral time I
   • P04.10: Derivative time D
4. Adjust PID parameters according to system response

Automatic Energy-saving Operation

The automatic energy-saving function can automatically adjust the output voltage according to the load condition to improve system efficiency:

1. Set P04.11 to 1 (Enable automatic energy-saving)
2. Set P04.12 to select energy-saving mode
   • 0: Standard energy-saving
   • 1: High energy-saving
   • 2: Super energy-saving

Communication Function Usage

RS485 Communication Settings

1. Set P02.00 to 1 (Enable RS485 communication)
2. Set communication parameters:
   • P02.01: Communication address (1-247)
   • P02.02: Baud rate (9600/19200/38400/57600/115200)
   • P02.03: Data format (usually 8-N-1)
3. Connect communication cables (A/B terminals)

Modbus Protocol Description

Our product supports the standard Modbus RTU protocol and can communicate with various PLCs, HMIs, or upper computers:

• Function code 03: Read holding registers
• Function code 06: Write single register
• Function code 10: Write multiple registers

Common register addresses:

• 0000H: Operating status
• 0001H: Output frequency given
• 0002H: Actual output frequency
• 0003H: Actual output current
• 0004H: Actual output voltage

Daily Operation Precautions

• Avoid frequent starting and stopping of the device, recommended interval of at least 3 minutes
• Do not arbitrarily change key parameters during operation
• Regularly check and clean the control panel
• Keep the environment clean to prevent dust from entering the device
• Record important parameter settings for maintenance or fault recovery purposes

Common Operation FAQ

How to quickly start the device?

1. Confirm wiring is correct
2. Close the power switch
3. Wait for self-check to complete
4. Press the RUN key to start

How to adjust motor rotation direction?

1. In stopped state, press the FWD/REV key to switch direction
2. Or modify parameter P01.05 (motor direction setting)

How to view historical fault records?

1. Press and hold the MODE key for 3 seconds to enter fault history query
2. Use ▲/▼ keys to view different fault records
3. Press the SET key to clear fault records

This guide covers the main functions and operation methods of our product. If you need to learn more about advanced functions or have specific application requirements, please refer to the detailed user manual or contact our technical support team.