Nanjing Decowell Automation Co., Ltd. Company Solutions

CE certification is a mandatory conformity marking for certain products sold within the European Economic Area (EEA). The letters "CE" stand for "Conformité Européenne," which means "European Conformity" in French. This marking signifies that a product complies with the essential health, safety, and environmental protection standards required by European Union legislation. For manufacturers, the CE mark is not just a formality—it is a declaration that the product meets EU regulatory requirements. It is a legal prerequisite for selling most types of industrial, electrical, and consumer goods in the EU. Without it, a product cannot be lawfully marketed or distributed in any EEA member country. The CE certification process typically includes product testing, risk assessment, technical documentation, and in some cases, third-party evaluation by a notified body. Once all requirements are met, the manufacturer can affix the CE mark to the product and issue a Declaration of Conformity. CE marking applies to a wide range of products, including but not limited to machinery, electrical equipment, medical devices, toys, and construction products. It ensures that consumers and users within the EU can trust that the product is safe, reliable, and fit for its intended use. In summary, CE certification is a critical component of international trade with Europe. It not only demonstrates compliance but also opens doors to one of the world's largest single markets. For businesses aiming to expand into the EU, understanding and obtaining CE certification is an essential step toward global competitiveness.

Industry Background In semiconductor manufacturing, silicon wafers must go through a series of precision processes such as slicing, edge grinding, lapping, surface treatment, polishing, and epitaxial growth. These steps inevitably leave the wafer surfaces contaminated with particles, metal ions, and organic residues. The wafer cleaning stage plays a critical role in removing these impurities to ensure the yield and reliability of the final products. The process demands not only precision but also stability and intelligent control to minimize production loss and contamination risks. Project Overview To address the stringent demands of modern wafer cleaning, the project integrates an Omron PLC as the primary controller, combined with a customized I/O configuration featuring Decowell’s RB Series Remote I/O Modules. The setup includes: 3× RB-1110 Bus Couplers 3× 16DI Modules 3× 16DO Modules 1× Analog Input Module (AI) 1× Analog Output Module (AO) This configuration enables real-time data collection and control across critical cleaning parameters, including equipment operational status, fluid pressure, and chemical concentrations. Decowell RB Series: Compact, Efficient, and Reliable The Decowell RB Series Remote I/O Modules are engineered to meet the high-performance needs of automated process control. Their ultra-slim form factor and DIN rail–friendly design allow for quick deployment, even in space-constrained electrical cabinets. In this application, the RB series enables real-time monitoring and remote diagnostics of the cleaning system, helping technicians identify anomalies such as unstable pressure or improper dosing without the need for on-site inspections. This real-time visibility into system health ensures rapid response to deviations, minimizes downtime, and helps maintain optimal cleaning performance across every wafer batch. Moreover, the modular architecture of the RB Series supports flexible expansion, allowing manufacturers to adapt the I/O scale to different production lines and future upgrades. Application Impact With an annual usage volume exceeding 100,000 units, the Decowell RB Series has proven itself to be a robust, scalable, and cost-effective solution for intelligent wafer cleaning systems. Customers report increased process transparency, improved equipment utilization, and reduced maintenance time. The integration also supports higher-level connectivity, enabling smooth communication with SCADA or MES systems to build a truly smart factory infrastructure. Conclusion In precision-driven industries like semiconductor manufacturing, automation hardware must deliver both reliability and flexibility. The Decowell RB Series Remote I/O solution not only meets the technical requirements of complex wafer cleaning processes but also enhances system integration, scalability, and long-term maintainability—making it a trusted choice for next-generation intelligent manufacturing.

In the beverage, food, pharmaceutical and other industries, the capping line is an indispensable part of the production process, to ensure that the cap can be accurately screwed, to ensure the sealing of the product, to prevent contamination, and at the same time to improve production efficiency. However, the traditional capping line wiring is more complex, not only requires a large number of cables, there are high installation costs, maintenance difficulties and other issues, especially in the case of long wire layout, wiring workload is huge, troubleshooting is also more time-consuming and laborious. In order to optimize the control system of the capping line, reduce wiring costs and improve production stability, this project adopts Decowell LS discrete IO modules to create an efficient distributed control solution. In this application, only one four-core communication cable can be used to connect all LS discrete IO modules to the main controller, which significantly reduces the number of cables required by the traditional point-to-point wiring method, and at the same time reduces the cost of labor and installation, making the whole system more concise and efficient. In addition, LS discrete IO modules have powerful diagnostic functions that can monitor the system status in real time and provide detailed diagnostic information in the event of a malfunction, helping maintenance personnel to quickly locate the problem point and avoiding the impact on production progress due to the inability to accurately locate the fault location. Compared with traditional IO systems, this solution not only reduces the difficulty of maintenance, but also effectively reduces equipment downtime and improves overall production efficiency. The I/O configuration of this project is LS-EI1+4DI4DO, which is suitable for long-distance circular capping line layout. With LS discrete IO module, the advantages of distributed control system can be fully utilized, and the system is more flexible and stable in operation, which can better adapt to the needs of capping production lines of different scale and complexity. Decowell LS discrete IO modules provide an efficient, stable and cost-effective solution for the intelligent upgrade of spinning cap lines, and have demonstrated excellent performance and advantages in practical applications. If you are facing similar production line wiring and maintenance challenges, please feel free to communicate with us to discuss better automation solutions.

Case Background: Plastic foaming machines are widely used in packaging, construction, automotive, and home appliance industries. The core challenge is achieving efficient and stable automated control to ensure consistent product quality. Solution: Main Control System: Siemens 1200 PLC Core Component: Decowell RB-1110 I/O Modules I/O Configuration: 3×RB-1110 + 10×16DI + 10×16DO + 4×AI Project Highlights: Efficient Signal Processing: RB series modules quickly respond to signals from temperature, pressure, and flow sensors, enabling real-time monitoring of the foaming process. Precision Control: The PLC precisely controls mixing motors, heating devices, and cooling systems to optimize foaming results. Stable Operation: Modules ensure high consistency and low failure rates in production. Energy Efficiency: Intelligent control reduces energy consumption, supporting large-scale production with an annual usage of 1 million units. Application Advantages: Fast Signal Response: Ensures seamless production processes. Stable Module Performance: Minimizes downtime and boosts productivity. Choose Decowell RB Series for Smarter, More Efficient Plastic Foaming Machines!  

Background Automated Guided Vehicles (AGVs) are essential in modern logistics, particularly in automated warehouse systems. These vehicles operate autonomously, transporting goods along predefined routes and stopping at designated locations. By integrating AGVs into smart warehouses, companies can optimize pallet storage and retrieval, improving space utilization and overall operational efficiency. Solution Implementation Core Control System: Master Controller: Hechuan PLC Application Area: Automated Guided Vehicles (AGV) I/O Configuration: LS-EC1 + 8DI2 + 8DI8DO*2 To enhance AGV performance, this system adopts a decentralized layout, simplifying internal wiring. By leveraging Decowell’s WellBUS solution, digital input points collect sensor signals to ensure foolproof operation, while output points drive hydraulic controls to adjust AGV height levels. The system determines movement trajectories based on position detection and safety signals, ensuring precise execution of hydraulic controls. Key Advantages  Optimized Wiring & Cost Efficiency WellBUS reduces wiring complexity, cutting cable usage by 50% and installation time by 35% compared to traditional I/O solutions. Simplified Maintenance & Faster Troubleshooting Advanced diagnostics enable rapid issue identification, minimizing downtime and improving system reliability. Enhanced Flexibility & Smart Control The modular architecture allows for easy system expansion and reconfiguration, increasing AGV adaptability to different operational requirements. Conclusion By integrating Decowell’s WellBUS solution, AGV systems achieve greater efficiency, flexibility, and intelligence while significantly reducing installation and maintenance costs. This advanced approach to automation ensures seamless warehouse operations, boosting productivity in modern logistics environments.

Industry Background & Challenges In fast-moving consumer goods (FMCG) sectors like food, pharmaceuticals, and personal care, packaging equipment plays a critical role in bridging production and distribution. However, traditional packaging systems often struggle with:

In modern automotive manufacturing, welding processes demand higher flexibility, stability, and scalability of equipment. A leading automotive manufacturer required an efficient and reliable automation solution for its side door welding workstation, ensuring adaptability for different vehicle models while enhancing production line maintainability. Decowell’s bus valve island, with its modular design and outstanding performance, provided a robust solution for this project. Project Overview For this workstation, a Siemens S7-1517 PLC was used as the main controller, working alongside Decowell MTC series bus valve islands for pneumatic control. The configuration included the MTC-EPN-A-2-A10-B-10-08-S-A bus valve island and MTC-210H-A modules, ensuring precise door handling, positioning, and clamping during the welding process. During production, a robotic arm transports the stamped door to the workstation, where Decowell’s bus valve island controls a 10-unit single solenoid valve island to drive 63mm diameter pin clamping cylinders for secure positioning. Input modules collect sensor signals from the cylinders, APT buttons, and fixture positioning indicators, transmitting data via the fieldbus to the PLC, which then executes subsequent actions. Key Advantages of Decowell Bus Valve Island 1. Modular Design for Flexible Expansion Decowell’s bus valve island features a compact modular design, allowing flexible configuration adjustments to accommodate different vehicle models. This enables rapid model switching and enhances the production line’s adaptability. 2. High-Efficiency and Stable Communication Supporting PROFINET bus protocol, the valve island enables high-speed and stable communication with Siemens PLCs, ensuring real-time signal transmission and precision control for demanding welding applications. 3. Superior Anti-Interference Performance for Harsh Environments With EMC Class A anti-interference capabilities, the valve island operates reliably in complex welding environments, preventing electromagnetic disturbances and ensuring continuous and stable production. 4. Optimized Structural Design for Durability Featuring a bottom-insert solenoid valve design, the system enhances vibration resistance while maintaining a high protection rating, making it suitable for harsh welding conditions such as high temperatures and dust. This reduces maintenance costs and extends equipment lifespan. Project Value Thanks to Decowell’s high-reliability bus valve island, the welding workstation has achieved higher efficiency and stability. The production line can quickly adjust processes for different vehicle models, enhancing manufacturing flexibility while reducing maintenance complexity, further improving production stability and intelligence. Decowell remains committed to delivering innovative automation solutions, empowering manufacturers with efficient, intelligent, and sustainable production systems. Moving forward, we will continue optimizing product performance to provide high-quality automation control solutions across various industries.

The AX-3000-8400X series motion controller is a high-performance mid-range PLC designed for industrial automation. With outstanding performance in terms of size, functionality, and flexibility, it is the ideal solution for a wide range of motion control applications. This controller not only handles complex control tasks with ease but also offers modularity and powerful features to meet the needs of various industries. Key Advantages: Compact, Modular, and High-Performance The AX-3000-8400X series motion controller stands out with its compact size and modular design, providing robust control capabilities within a small footprint. Whether in tight production environments or in industrial settings with space constraints, the AX-3000-8400X adapts effortlessly. Its modular design allows users to flexibly expand the system by adding more I/O modules and control units as needed. Exceptional Motion Control Capabilities One of the standout features of the AX-3000 series is its powerful motion control capabilities. It can support up to 32 axes of EtherCAT bus motors and control two pulse-type motors simultaneously. This enables high precision and stability in complex multi-axis control systems. Additionally, the AX-3000 provides a comprehensive EtherCAT-based motion control library, which includes features like jog control, electronic gears, electronic cams, and interpolation motion. Whether for robotic arm control, automated production lines, or complex positioning tasks, the AX-3000 is more than capable of handling these challenges. Multi-Protocol Support for Flexible Communication The AX-3000 series excels in communication protocol support. It is compatible with Modbus TCP, Modbus RTU, TCP/UDP free protocols, and 485 serial free protocols, enabling seamless integration with a variety of devices and systems. The flexible communication capabilities enhance the connectivity between devices, facilitating easy system integration. Multi-Language Programming Support for Versatile Needs The AX-3000 series motion controller supports six popular programming languages: Structured Text (ST), Ladder Diagram (LD), Sequential Function Chart (SFC), Function Block Diagram (FBD), Instruction List (IL), and Continuous Function Chart (CFC). This allows it to cater to diverse application needs, offering more flexibility in programming. Whether you are a beginner or an experienced engineer, the intuitive and user-friendly programming options ensure efficient control programming. Powerful I/O Expansion Capabilities The AX-3000 controller offers not only exceptional motion control but also robust I/O expansion capabilities. Users can expand up to 32 EX-series I/O modules, easily addressing a wide range of input and output needs in industrial applications. Whether it’s collecting sensor signals or controlling actuators, the AX-3000 delivers reliable solutions.   Conclusion The AX-3000-8400X series motion controller is a high-performance, feature-rich mid-range PLC, widely used in automation production lines, robotic control, packaging machinery, logistics systems, and more. With its compact design, powerful motion control capabilities, versatile protocol support, and flexible programming options, the AX-3000 is undoubtedly an essential component in modern industrial automation systems. With this controller, companies can achieve high-precision control, improve production efficiency, and reduce operational costs, making it the ideal choice for future smart manufacturing.

1. Project Background In automotive manufacturing, automated loading and unloading of components and precise assembly are critical to ensuring production efficiency and product quality. A particular automotive parts production line faced the following challenges: High precision requirements: Components must be transferred from the conveyor to the assembly workstation with a positioning accuracy of ±0.1mm to ensure seamless integration with the vehicle body. Complex signal interaction: The system needs to control multiple cylinder groups simultaneously and collect real-time feedback from over 30 magnetic sensors. Wiring optimization pressure: Traditional setups require independent power and signal wiring for each sensor, leading to bulky control cabinets and difficult maintenance. 2. Solution and the Role of Decowell Valve Terminal The project utilizes a Siemens S7-1200 PLC as the main controller, paired with the Decowell MTC Series expandable valve terminal to achieve highly efficient integrated control. 1. Multi-Functional Integration of the Valve Terminal Integrated solenoid valve control and signal acquisition The Decowell valve terminal incorporates digital output (DO) modules to directly drive single-solenoid valves, controlling cylinder motion. Its expandable input module supports three-wire magnetic switch connections without requiring an external power source. The valve terminal supplies power to sensors and receives signals. Simplified wiring Traditional solutions require separate power and signal wiring for each sensor. Decowell’s modular valve terminal integrates power supply and signal transmission, reducing cable usage by over 50%, simplifying wiring, and lowering failure rates. 2. High-Precision Positioning and Motion Control Accurate cylinder motion The valve terminal controls solenoid valve switching via PLC commands, enabling precise component grasping, positioning, and locking. A dual verification system combining positioning pins and vision assistance ensures accurate component alignment with the vehicle body. Real-time feedback mechanism 30 magnetic sensors continuously monitor cylinder positions. Signals are transmitted through the valve terminal’s input module to the PLC, forming a closed-loop control system to prevent assembly errors due to mechanical deviations. 3. Flexible Expansion and Easy Maintenance Modular expansion The MTC series valve terminal supports hot-swappable I/O modules, allowing flexible channel expansion for production line upgrades or process changes. Quick diagnostics Built-in LED status indicators enable rapid fault identification, reducing average maintenance time by 40%. 3. Key Benefits and Achievements Efficiency Improvement Cycle time per workstation reduced to 8 seconds, boosting annual production capacity to 500,000 units. Positioning accuracy improved to ±0.05mm, reducing defective rates to 0.02%. Cost Optimization 60% reduction in wiring costs and 35% less control cabinet space usage. The integrated design minimizes maintenance costs and spare part inventory. Enhanced Reliability The system has operated continuously for 3,000 hours with a 99.8% stability rate. The three-wire sensor power supply design prevents voltage fluctuations from causing false triggers. 4. Industry Value and Future Outlook Decowell’s expandable valve terminal, with its integrated power-control-feedback design, provides a cost-effective solution for automotive automated assembly. Beyond hardware integration, it drives industry advancements in the following areas: Intelligent Upgrades: Future support for Profinet/EtherCAT communication enables remote parameter configuration and predictive maintenance. Sustainable Manufacturing: Low-power module design supports energy efficiency and carbon reduction, aligning with ESG goals. Conclusion As the automotive industry shifts towards flexible and intelligent manufacturing, Decowell’s valve terminal serves as a core neural node in automation equipment. This case study provides a scalable technical framework, helping manufacturers enhance both production capacity and quality while adapting to future challenges.

I. What is UL Certification? UL (Underwriters Laboratories Inc.), established in 1894, is one of the world’s most authoritative safety testing and certification organizations. As an independent, non-profit professional body, UL focuses on evaluating product safety, and its certification mark is globally renowned for its rigorous standards and credibility. Although UL certification is non-mandatory in the U.S., its authority in safety has made it a de facto requirement for products entering international markets, particularly North America. II. Three Categories of UL Certification Marks UL certification marks are not “one-size-fits-all” but are divided into three categories based on product type and service scope: Listed Mark Applicable Products: Mass-produced consumer goods (e.g., appliances, lighting, wires). Features: The most common mark, indicating compliance with UL’s general safety standards. Classified Mark Applicable Products: Performance certifications for specific scenarios (e.g., fire resistance ratings for building materials). Features: Specifies performance parameters and applies to niche fields. Recognized Mark Applicable Products: Components or semi-finished products (e.g., power modules, electronic components). Features: Certifies component safety but requires re-certification when integrated into final products. Note: All UL-certified products must bear one of the above marks, which are not interchangeable. III. Why is UL Certification Critical for Businesses? 1. The Golden Key to the U.S. Market Regulatory Recognition: Over 40,000 U.S. federal, state, and local governments recognize UL certification, with some states mandating it for market access. Supply Chain Demand: Even if not selling directly to consumers, distributors and buyers often require UL certification to ensure smooth market entry. 2. Boosting Consumer Trust and Brand Value 130 Years of Reputation: The UL mark symbolizes “safety and reliability.” Surveys show 83% of American consumers prefer UL-certified products. Brand Premium: Certified companies are seen as industry leaders, enabling higher pricing power and market share. 3. Risk Mitigation and Cost Efficiency Legal Protection: UL certification serves as valid evidence in product liability disputes, reducing corporate losses. Production Optimization: UL’s annual follow-up inspections (for R Category appliances and L Category life-safety products) drive continuous process improvements. 4. A Springboard for Global Expansion UL certification is recognized in over 100 countries, facilitating entry into markets like Canada and the EU. IV. Core Processes and Classifications of UL Certification Product Classification and Testing L Category (Life-Safety): Includes fire extinguishers, smoke detectors, and industrial cables, requiring direct UL-issued marks. R Category (General Electronics): Covers products like TVs and hair dryers, with flexible mark usage. Factory Audits and Follow-Up Inspections UL conducts unannounced annual factory inspections to ensure production consistency. Key Focus Areas: Raw material control, production line compliance, quality management systems. Certification Maintenance Design changes require re-evaluation, and UL continuously updates standards to address emerging risks. V. Common Misconceptions About UL Certification Myth 1: “Non-mandatory = Optional” Reality: Major U.S. retailers (e.g., Walmart, Amazon) enforce UL certification for shelf placement. Myth 2: “One-Time Certification, Lifetime Validity” Reality: Annual audits and random inspections are required; non-compliance revokes certification. Myth 3: “Only Electronics Need Certification” Expanded Scope: UL now covers 200+ categories, including construction materials, fire safety, and medical devices. VI. Future Trends in UL Certification With advancements in IoT and green energy, UL is evolving toward smart and sustainable certification: New Focus Areas: Cybersecurity for smart homes, lithium battery storage systems, EV charging stations. Tech Integration: AI and big data enable remote testing and real-time compliance monitoring. Conclusion UL certification is not just an “international passport” for product safety but a core competitiveness in global business strategy. Amid rising consumer safety awareness and trade barriers, securing UL certification today means seizing market opportunities and driving sustainable growth for the next decade.

In the field of automated rice packaging, the valve island system is crucial in the close coordination of feeding, weighing, packing and sealing systems to ensure the quality and standard of rice packaging. Project Background and Challenges A rice packaging equipment customer originally used an external wiring manifold configuration, the actual operation, equipment vibration and rice splash caused high risk of solenoid valve control failure, affecting equipment operating efficiency, product quality and production line stability. Solution: Decowell MTC Series Valve Islands： In order to solve the above problems, the customer chose Decowell's MTC series valve island with the following project configuration: Master station: Magmet PLC Valve island configuration: MTC - CEC - A - 2 - A12 - L - 10 - 06 - S - A, MTC - EEC - A - 2 - A8D1 - B - 10 - 06 - S - A Process section: inner vacuum packaging This configuration provides a stable and efficient solution for equipment systems that can cope with complex environments. Unique advantages of Decowell valve islands Strong vibration resistance: the use of downward-plugged solenoid valves enhances vibration resistance and provides a stable connection to avoid vibration-induced control failures, adapting to the vibration environment of rice packaging equipment. Reliable connection: the lower plug connection is compact and stable, avoiding loose wiring disconnection, reducing maintenance costs and downtime. Pressure partition function: can realize two kinds of air supply pressure in the same valve island to meet the pressure demand of different cylinders for rice packaging and improve the efficiency and reliability of the system. High protection level: can effectively prevent rice splash intrusion, protect the solenoid valve, applicable to the harsh environment of the food packaging industry. Summary: Decowell's MTC series valves are designed for use in the food packaging industry. Decowell's MTC series valve island with anti-vibration, high protection, pressure zoning and other features, to solve the traditional solution to the risk of solenoid valve failure, improve equipment stability and productivity, reduce the failure rate and maintenance costs, to help customers achieve a reliable and efficient rice packaging process. If you would like to know more, please feel free to contact us for customized automation solutions.

In the field of semiconductor manufacturing, the coating process is a crucial core link. It not only optimizes the electrical performance of semiconductors, improves the operating efficiency and stability of electronic components, but also endows them with optical functions to meet the special application requirements of optoelectronic devices. In addition, the coating can effectively protect the semiconductor surface, prevent contamination and physical damage, and extend the service life of devices. However, to ensure high - quality coating results, precise control of parameters such as temperature, pressure, and vacuum degree is essential. Any slight deviation may affect the coating quality and the final device performance. In the field of semiconductor manufacturing, the coating process is a crucial core link. It not only optimizes the electrical performance of semiconductors, improves the operating efficiency and stability of electronic components, but also endows them with optical functions to meet the special application requirements of optoelectronic devices. In addition, the coating can effectively protect the semiconductor surface, prevent contamination and physical damage, and extend the service life of devices. However, to ensure high - quality coating results, precise control of parameters such as temperature, pressure, and vacuum degree is essential. Any slight deviation may affect the coating quality and the final device performance. Facing such strict process requirements, Decowell RS series I/O modules stand out and become the ideal choice for optimizing semiconductor coating processes. In an actual application case, we use Omron PLC as the main controller and configure the following I/O solutions during the key coating stage: 4×RS - EC2 6×16DI 8×16DO 1×8AI Why are Decowell RS Series I/O Modules Highly Favored?     1.Real - time Monitoring and Precise Regulation The RS series I/O modules can be connected to temperature, pressure, and vacuum sensors to achieve real - time monitoring and data collection of key process parameters. Engineers can always obtain accurate parameters and make timely adjustments to ensure high consistency in the coating process. 2.High Stability and Improved Yield In processes such as chemical vapor deposition (CVD) that have extremely high requirements for environmental parameters, the RS series I/O modules can ensure precise control, effectively reduce coating defects caused by parameter fluctuations, greatly improve product yield, and help semiconductor manufacturers reduce costs. 3.Intelligent Predictive Maintenance to Avoid Downtime Losses The RS series I/O modules have an early - fault detection function. They can identify abnormal situations through advanced algorithms and achieve predictive maintenance, preventing production interruptions caused by sudden equipment failures, ensuring the continuity of the production process, and improving overall production efficiency. 4.Precise Control and Enhanced Process Stability 5.Cost Optimization to Boost the Competitiveness of Semiconductor Manufacturers 6.Intelligent Monitoring Laying the Foundation for Future Smart Manufacturing 6×16DI 8×16DO 1×8AI