S7-300 Analog Input Module-Tianjin Yongkai International Trade Co., Ltd.

Aug 10 2025

The S7-300 analog input module represents a cornerstone of modern industrial automation, offering unmatched accuracy and versatility in data acquisition. Developed by Tianjin Yongkai International Trade Co., Ltd., this module is designed to meet the rigorous demands of industrial environments, ensuring reliable performance across diverse applications. This article explores the module's key features, technical specifications, and real-world applications, while highlighting the company's commitment to innovation and quality.

S7-300 Analog Input Module-Tianjin Yongkai International Trade Co., Ltd.

Key Features and Advantages

The S7-300 analog input module is engineered to deliver exceptional precision and adaptability. With 8 analog inputs that support 13-bit accuracy, the module ensures high-resolution data collection. Users can also opt for 9/12/14-bit precision, allowing flexibility to match specific application requirements. This adaptability makes it ideal for environments where measurement accuracy is critical, such as in process control or energy management systems.

One of the module's standout features is its compatibility with a wide range of sensors and transducers. It can seamlessly connect to voltage and current sensors, thermoelectric couplings, resistors, and resistance thermometers. This versatility simplifies integration into existing systems, reducing the need for additional hardware and minimizing installation complexity. For VFD manufacturers and VFD suppliers, the module's compatibility with industrial automation systems enhances its value as a critical component in motor control and energy efficiency solutions.

Technical Specifications

The S7-300 analog input module is built to meet the highest standards of industrial performance. Below is a detailed specification table outlining its key parameters:

Parameter	Specification
Number of Analog Inputs	8
Resolution	13-bit (configurable to 9/12/14-bit)
Input Types	Voltage, current, thermoelectric couplings, resistors, resistance thermometers
Operating Temperature Range	-20°C to +60°C
Power Supply	24V DC
Communication Interface	PROFIBUS DP
Dimensions	120mm x 80mm x 30mm
Weight	250g

The module's PROFIBUS DP interface ensures seamless integration into industrial networks, enabling high-speed data exchange with programmable logic controllers (PLCs). Its wide operating temperature range makes it suitable for both indoor and outdoor applications, while the 24V DC power supply guarantees stable operation in demanding environments. These specifications align with the standards set by NIST, which emphasizes precision and reliability in measurement technologies.

Applications and Use Cases

The S7-300 analog input module is a versatile solution for a wide array of industrial applications. Its high-precision data acquisition capabilities make it ideal for process control systems, where real-time monitoring of temperature, pressure, and flow rates is essential. In the energy sector, the module can be used to optimize power distribution and monitor equipment performance, contributing to energy efficiency and cost savings.

For VFD drive manufacturers, the module's ability to interface with current sensors and resistance thermometers ensures precise motor control, enhancing system reliability. In the manufacturing industry, the module supports quality control processes by accurately measuring production parameters, reducing defects, and improving overall efficiency.

The module's compatibility with thermoelectric couplings and resistance thermometers also makes it a valuable tool in thermal management systems, where accurate temperature monitoring is critical. Whether in a chemical plant, food processing facility, or pharmaceutical lab, the S7-300 analog input module provides the precision needed to maintain operational integrity.

Company Background: Tianjin Yongkai International Trade Co., Ltd.

Founded in Hebei, China, Tianjin Yongkai International Trade Co., Ltd. has established itself as a trusted provider of industrial automation solutions. With decades of experience in the field, the company specializes in offering high-quality products that meet global standards. Its commitment to innovation and customer satisfaction has positioned it as a key player in the VFD manufacturing and VFD supply chain.

Tianjin Yongkai's products are designed to address the evolving needs of industries worldwide. The S7-300 analog input module exemplifies the company's dedication to delivering reliable, high-performance solutions. By adhering to international standards and continuously investing in research and development, the company ensures that its products remain at the forefront of technological advancements.

The company's customer-centric approach is evident in its comprehensive support services, including technical assistance, product customization, and after-sales support. This focus on quality and service has earned Tianjin Yongkai a loyal customer base across various sectors, from small-scale manufacturers to large multinational corporations.

Conclusion

The S7-300 analog input module is a testament to the power of precision engineering in industrial automation. Its advanced features, robust technical specifications, and wide-ranging applications make it an essential component for modern industrial systems. Whether in process control, energy management, or motor control, this module delivers the accuracy and reliability needed to drive efficiency and innovation.

As a leader in the VFD manufacturing industry, Tianjin Yongkai International Trade Co., Ltd. continues to set benchmarks for quality and performance. The company's commitment to excellence, combined with its focus on customer needs, ensures that its products remain a preferred choice for industries worldwide.

For more information about the S7-300 analog input module, visit the product page. To learn more about Tianjin Yongkai's other offerings, explore the company website.