OMRON

  • OMRON 3RX2 - A2004 VFD Converter - Variable Frequency Drive

OMRON 3RX2 - A2004 VFD Converter - Variable Frequency Drive

The OMRON frequency drive inverter can meet the diverse needs of the industrial automation field. It is a variable frequency inverter that supports 2.2kW motors. The VFD inverter 3 phase is suitable for a three-phase 200÷240VAC power supply environment. It can achieve ···

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The OMRON frequency drive inverter can meet the diverse needs of the industrial automation field. It is a variable frequency inverter that supports 2.2kW motors. The VFD inverter 3 phase is suitable for a three-phase 200÷240VAC power supply environment. It can achieve high-precision speed and torque control, maintaining stable motor operation even without sensors. Thanks to its outstanding energy-saving performance and precise control capabilities, the OMRON 3G3RX2-A2015 has become an essential drive control solution in many industrial scenarios.

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Product Specifications

Rated Power: 2.2kW.

Supply Voltage: Three-phase 200÷240VAC.

Control Mode: Sensorless vector control is supported, enabling high-precision speed and torque control.

Communication Interface: Multiple communication protocols are supported for easy communication with PLCs, PCs, and other devices.

Protection Functions: Overload, overheat, overvoltage, undervoltage, and other protection functions are included.

Environmental Adaptability: It can operate in ambient temperatures ranging from -10°C to +50°C.

Product Features

High-Precision Control: Sensorless vector control technology ensures stable motor operation even without sensors.

Easy Operation: This frequency drive inverter is equipped with an integrated digital dial and a four-digit LED display. Users can directly access and adjust all important parameters.

Simple Wiring: Integrated spring clamps are used for quick connections of control and power lines, ensuring simplicity and reliability in wiring.

Durability: High-performance heat-resistant capacitors and cooling fans with sealed bearings are installed to extend the inverter's service life.

Application Scenarios

Conveyor Belt Drives: Used in logistics, packaging, food processing, and other industries to control the start, stop, and speed regulation of conveyor belts.

Fan and Pump Control: Used in HVAC, water treatment, chemical, and other fields to adjust the speed of fans and pumps to achieve energy savings.

Machine Tool Applications: Such as lathes, drilling machines, etc., precise motor speed control improves processing accuracy and product quality.

Instructions for Use

Installation and Wiring

Installation Environment: Choose a dust-free, non-corrosive gas-free, and low-electromagnetic interference environment, and ensure good heat dissipation for the equipment.

Wiring Requirements: Follow the wiring diagram in the product manual strictly to ensure correct connections of power, signal, and motor lines.

Grounding Protection: Ensure proper grounding of the equipment in accordance with national and local electrical safety standards.

Parameter Settings

Basic Parameter Settings: Including motor parameters, control mode, frequency range, etc., set according to actual application needs.

Advanced Function Configuration: Such as PID control, multi-speed control, etc., configure based on specific application scenarios.

Maintenance and Inspection

Regular Inspection: Check the inverter's appearance for damage, dust accumulation on heat sinks, and proper fan operation.

Parameter Verification: Regularly verify the inverter's parameter settings to ensure they match actual application needs.

Fault Diagnosis: When a fault occurs, promptly check the fault code and troubleshoot according to the manual's fault diagnosis guide.

Precautions

Environmental Conditions: Avoid using the product in high-temperature, high-humidity, or strong electromagnetic interference environments to prevent performance and lifespan issues.

Power Supply Requirements: Ensure stable supply voltage to avoid damage to the inverter from voltage fluctuations.

Safe Operation: Avoid contact with live parts during operation to ensure operator safety.

Frequently Asked Questions (FAQ)

How to configure the communication interface of the OMRON 3G3RX2-A2015 inverter?

Communication Interface Types: The frequency drive inverter supports multiple communication protocols, including Modbus-RTU.

Communication Line Connection: Ensure correct connection of communication lines. Use shielded cables and ensure proper grounding of the shielding to reduce electromagnetic interference.

Communication Parameter Settings: Set the inverter's communication address, baud rate, data bits, stop bits, etc., according to the protocol requirements. Ensure consistency with the master device's communication parameters for reliable connection.

How to perform motor auto-tuning on this Omron RX2 series product?

Importance of Motor Auto-tuning: Auto-tuning is essential for matching the inverter to the motor, enhancing control accuracy and system stability. First, set the motor's nameplate parameters, including power, rated voltage, rated current, etc.

Precautions During Auto-tuning: During auto-tuning, the frequency inverter injects current into the motor. Ensure proper connection between the motor and inverter, and that the inverter is ready. Also, ensure the motor is stationary to prevent damage during tuning.

Results After Auto-tuning: After completion, the Omron inverter automatically adjusts control parameters based on the motor's actual parameters to achieve optimal performance. This improves system response and control accuracy, meeting high-precision control needs.

How to choose the power range of this Omron inverter?

Select Based on Load Requirements: When choosing the inverter's power range, consider the actual load of the motor. For light loads, select an inverter matching the motor's rated power. For heavy loads or high starting torque needs, choose a higher-power inverter.

Consider Safety Margin: It's advisable to select an inverter slightly larger than the motor's rated power to handle load fluctuations and unexpected situations.

Overload Capability: This VFD inverter 3 phase can handle short-term overloads above its rated power. However, long-term overloading can affect its lifespan and performance, so avoid continuous overloading when selecting the power range.

What is the cooling method of the OMRON variable frequency inverter?

Cooling Method: The frequency inverter uses forced air cooling with an internal cooling fan.

Installation Requirements: Ensure sufficient space around the inverter for air circulation. Avoid installing it in enclosed or poorly ventilated areas to maintain effective cooling.

Maintenance and Care: Regularly clean dust from the fan and heat sinks to prevent overheating due to poor cooling. Check the fan's operation to ensure it works properly.

How to avoid electromagnetic interference with this frequency inverter?

Built-in Filters: The variable frequency inverter has an integrated EMC filter that meets relevant electromagnetic compatibility standards, effectively suppressing electromagnetic interference.

Wiring Precautions: Avoid placing signal and power lines close together to reduce electromagnetic interference. Use shielded cables for signal lines and ensure proper grounding of the shielding.

Grounding Measures: Proper grounding is crucial for reducing electromagnetic interference. Ensure the equipment is well-grounded in accordance with national and local electrical safety standards.

What protection functions does the Omron RX2 series inverter have?

Overload Protection: When the motor load exceeds the rated value, the VFD inverter 3 phase automatically reduces frequency or stops to protect the motor and inverter.

Overheat Protection: An internal temperature sensor monitors the inverter. If the temperature exceeds the set value, it automatically shuts down to prevent damage from overheating.

Overvoltage and Undervoltage Protection: The inverter automatically stops when the supply voltage is too high or too low. Additionally, it features short-circuit and phase-loss protection to ensure safe system operation.

How to perform regular maintenance on the inverter?

Appearance Inspection: Regularly check the inverter's appearance for damage or abnormalities, such as cracks in the housing or loose screws.

Cooling System Maintenance: Clean dust from fans and heat sinks to ensure proper cooling system operation. Check the fan's operation and replace it if necessary.

Electrical Connection Check: Ensure secure connections of power and signal lines and check for good contact. Also, monitor the motor's operating condition and address any issues promptly.

What should be noted during the installation of the inverter?

Installation Location: Choose a well-ventilated, dust-free, and non-corrosive gas-free environment. Avoid installing the inverter in high-temperature, high-humidity, or high-electromagnetic interference areas.

Installation Method: Ensure vertical installation to facilitate heat dissipation. Use appropriate fixing methods to prevent vibration from affecting the equipment.

Power Connection: Ensure the power cable meets the required specifications and pay attention to the correct phase sequence. Also, ensure proper grounding of the equipment.

How to choose the control mode of the OMRON 3G3RX2-A2015 inverter?

Select Based on Application Needs: For applications requiring high-precision speed control, choose sensorless vector control mode. For general constant-speed control applications, select the V/F control mode.

Control Mode Characteristics: Sensorless vector control mode provides high-precision speed and torque control, suitable for high-accuracy control scenarios. V/F control mode is simple and easy to use, suitable for general constant-speed control.

Parameter Settings: After selecting the control mode, configure the parameters according to specific application needs to achieve the best control effect.

How to set the frequency setting channel of the inverter?

Frequency Setting Methods: Frequency can be set through the inverter panel, external analog signals, or digital signals. Users can choose the appropriate frequency setting method based on actual application needs.

Signal Source Requirements: When setting the frequency setting channel, ensure the stability and accuracy of the signal source. For example, when using external analog signals for frequency setting, ensure signal stability and interference resistance.

Parameter Configuration: Configure the parameters according to the selected frequency setting method. For example, for external analog signal settings, set the input range of the signal and the corresponding frequency range.

 


Company Profile

Beijing ZhongPing Technology Co., Ltd.

Beijing Zhongping Technology Co., Ltd. is a leading one-stop provider for intelligent manufacturing, specializing in robotics, automation equipment, and core components. As a technology-driven enterprise, we integrate scientific research, design, marketing, technical services, and international trade.

With offices in key industrial regions and multiple global service points, we are committed to "making intelligent manufacturing simpler." Our focus on intelligence and digitalization positions us as a premier solution provider, driving advancements in the industry while enhancing productivity and efficiency for our clients.

Explore how we can elevate your manufacturing processes in today's dynamic industrial landscape.

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    Serve customers

  • 100+

    Industry experts

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  • HIKVISION robot
  • Siemens EP
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  • Siemens ET
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FAQ

1.Who are We?

Beijing Zhongping Technology Co., LTD., is a one-stop integrated service provider of intelligent manufacturing, belongs to the Gong Doctor Group, is a scientific research, design, marketing, technical services, industrial Internet, international import and export services as one of the science and technology companies.


2.What can you buy from us?

PLC, inverter, human-machine interface, hydraulic products, low-voltage power distribution, industrial robots and core components


3.Is the item in stock or need to be purchased from another supplier?

We have a large inventory of goods and have our own warehouse.


4.What advantages do we have over other suppliers?

Our company has a large amount of inventory and a number of warehouses, but also in the country's important industrial provinces and cities with offices and a number of overseas service points. To provide you with intelligent manufacturing one-stop comprehensive services, save efforts, labor and cost.


5.Can you provide 100% new original authentic products?

We only sell new original genuine, no renovation, no fake, only for the original factory original!


6.How long is the delivery time?

If there is a stock, it will take 2-3 working days to ship, if the quantity is large, it will take 5-7 working days after receiving the payment, if it is not a conventional model, it will take some time, we will inform you of the specific delivery time.


7.Is there technical support available?

Of course, we have a professional technical team that can help you solve technical problems.


8.How do we guarantee quality?

We have three processes to control the quality of goods.

1). Our engineers will inspect the production and quality control in the factory regularly.

2) Incoming materials shall be inspected by experienced purchasing engineers before they can be stored.

3). At least 2 people in the logistics department cross-check the goods to be sent before delivery.


9.Can you guarantee the safe and reliable delivery of your products?

Yes, we strictly adopt the international standard packing. We also use special packaging for dangerous goods, and refrigerated shipping for items with temperature requirements. Special item packaging and general cargo standard packaging requirements may incur additional costs.


10.How about the freight?

The cost depends on how you choose to get the goods. Express is usually the fastest but also the most expensive way. Sea freight is the best solution for large quantities of goods. The exact shipping cost depends on the purchase amount、quantity and weight of your order. Please feel free to contact us for more information.