Bridging the Physical Divide in Smart Factory Deployment: A Perspective on Industrial Intelligence Infrastructure Reconstruction

The global manufacturing industry is undergoing a profound evolution. The core theme of intelligence has shifted from simply replacing labor with machines to building an intelligent agent capable of self-perception, self-diagnosis, and even self-optimization. Driving this transformation is a massive enrichment of industrial data dimensions. Only when production line status is no longer roughly judged by discrete switching signals, but precisely characterized by continuous, high-fidelity capture of critical parameters such as vibration, temperature, and stress, can advanced applications like digital twins and predictive maintenance truly move from concept to reality.

However, a massive physical divide stands in the way of fully intelligent factories. In harsh environments filled with strong electromagnetic fields, severe mechanical shock, and corrosive substances, how can weak sensing signals be protected from interference? How can data flow reliably at high speeds? How can edge devices be empowered with local intelligence to handle complex tasks? And how to build a power supply network resilient to grid surges? These seemingly fundamental hardware issues are the decisive factors determining the effective operation of upper-layer industrial software.

Ending Data Blind Spots: High-Precision Sensing Reshapes the Acquisition Chain

The foundation of intelligent manufacturing lies in in-depth perception of production processes. With the widespread adoption of AI-based quality inspection and predictive maintenance algorithms, production line requirements for sensors have far exceeded the traditional binary (pass or fail) evaluations. Systems demand precision instruments that continuously track minute physical changes—such as real-time capture of 1/100 mm vibration offsets in machine tools/motors, or monitoring tiny temperature fluctuations in lithium-ion battery production lines. This capability requires not only ultra-high initial accuracy from sensors but, more critically, extremely low zero drift over years of operation under severe conditions of temperature cycling and continuous vibration. Even minor accuracy degradation can lead to algorithmic misjudgments and substantial economic losses. Thus, sensing technologies with long-term stability and environmental adaptability form the cornerstone of the intelligent industry.

As a global leader in industrial sensing, Honeywell provides a solid foundation for data acquisition in smart production lines through its product portfolio. Its board-mount pressure sensors and digital temperature/humidity sensors deliver exceptional accuracy and long-term stability, supplying critical environmental parameters for cleanrooms in semiconductor fabs and hydraulic systems in precision machining centers. Meanwhile, the MIP series heavy-duty pressure sensors feature full-temperature compensation from -40°C to +125°C, with an accuracy of ±0.15% FSS at room temperature and a total error band as low as ±0.75% FSS. With a wide temperature range and high precision, the MIP series meets application requirements across diverse temperature environments.

RIGOL offers indispensable test and measurement tools to safeguard signal quality across the entire perception chain. On industrial sites, signal jitter on high-speed buses and microvolt-level noise on power rails can trigger system misjudgments. RIGOL's DS70000 series high-resolution digital oscilloscopes deliver up to 5 GHz bandwidth and a 20 GSa/s real-time sampling rate. Built on the next-generation UltraVision III technology platform developed over a decade by engineers, it boasts a maximum waveform update rate of 1,000,000 wfm/s and supports variable resolution from 8-bit to 16-bit. Integrated with RIGOL's UltraReal real-time spectrum analysis platform, it achieves an FFT rate of 10,000 times per second, providing high-speed serial bus signal integrity measurement and protocol decoding analysis for reliable measurement validation.

Eliminating Microsecond Communication Interrupts: Reshaping Data Links in Harsh Conditions

If sensors are the nerve endings of a factory, industrial interconnection systems are the aorta for information transmission. In workshops teeming with high-power motors, frequency converters, and welding machines, electromagnetic interference constantly threatens data purity. Meanwhile, continuous equipment vibration, chemical corrosion, and extreme temperatures test the physical reliability of every connection point. Standard commercial connectors degrade rapidly in such environments; a single microsecond communication outage can halt production lines worth tens of millions. Therefore, building a physical network layer with high protection and high-bandwidth transmission capabilities is the lifeline of intelligent manufacturing.

Phoenix Contact is one of the authoritative definers in industrial interconnection. Its M12/M8 circular connectors have become industry standards for industrial Ethernet interfaces. The M8 signal connectors feature 3-pin A-coding, while M12 signal connectors offer 5/8-pin A-coding in shielded and unshielded versions, primarily for connecting field sensors/actuators. M12 data connectors provide 4-pin D-coding for data transmission, supporting PROFINET/Ethernet and other bus protocols. With IP67/69K ultra-high protection ratings and unique coding designs, these connectors ensure uninterrupted data links even under continuous washing and oil immersion. Additionally, Phoenix Contact's COMBICON series PCB terminal blocks use cage spring connection technology to provide extreme vibration-resistant electrical connections for PLCs and drives in control cabinets, fundamentally eliminating equipment failure risks caused by loose screws.

Molex continues to push boundaries in data rate and connection density. Its Brad® industrial Ethernet solutions fully support mainstream industrial protocols from PROFINET to EtherNet/IP, and actively develop Time-Sensitive Networking (TSN) to meet stringent nanosecond-level time synchronization requirements for future collaborative robots. Particularly in increasingly compact automation equipment, Molex's Ultra-Fit™ power connector series delivers high-current transmission in a minimal pitch, with multiple physical locking mechanisms to prevent accidental disconnection, enabling the design of high-density industrial modules.

Centralized Computing Hits Latency Bottlenecks: How Edge Chips Enable Autonomous Local Decision-Making

As flexible manufacturing and personalized customization become mainstream, traditional centralized PLC architectures grow increasingly cumbersome. Next-generation smart production lines demand stronger autonomous thinking capabilities from edge devices. For example, a vision sensor on a conveyor belt should independently identify defective products and drive robotic arms for removal, without uploading all high-definition image data to a central server for instructions. Realizing this distributed intelligence relies on deploying numerous embedded computing units with moderate computing power and rich communication interfaces at the network edge. This raises new requirements for edge MCUs: they must be stable and reliable, deliver efficient network throughput, and simplify development to accelerate edge application deployment.

Qinheng Microelectronics brings highly competitive solutions to industrial edge computing with profound expertise in interface technologies. Its CH32V307 series interconnected microcontrollers based on RISC-V cores integrate a Gigabit Ethernet MAC controller and 10M-PHY on a single chip, allowing developers to connect devices directly to industrial Ethernet without external network chips. This highly integrated design greatly simplifies hardware circuits, significantly reduces BOM costs, and makes it an ideal choice for building low-cost, high-density IIoT data acquisition gateways, edge controllers, and smart sensors, accelerating the adoption of distributed control architectures.

Industrial-Grade Power Devices Tackling Grid Surges and Transient Shutdown Risks

The stable operation of smart production lines ultimately depends on a robust and reliable power supply system. However, the grid environment on industrial sites is extremely complex: frequent startup and shutdown of large loads generate severe voltage surges, dips, and high-frequency noise on the grid. These grid disturbances are fatal to numerous semiconductor-based precision control and sensing devices on production lines. Even a microsecond-level grid fault can halt the entire production line or cause irreversible hardware damage. Therefore, building a multi-level, system-level protection from power conversion to circuit protection for sensitive electronic systems is the fundamental prerequisite for uninterrupted factory production.

WeEn focuses on developing high-reliability power devices; its silicon carbide (SiC) diodes and thyristors play key roles in industrial power supplies and motor drives. The high efficiency and high-temperature resistance of SiC devices enable industrial switching power supplies to output clean current stably even in harsh environments. WeEn's thyristors, with strong surge immunity and fast response, serve as critical components protecting systems from transient overvoltage impacts from the grid.

Schurter provides precision circuit protection solutions for power systems. As a global leader in this field, Schurter's high-performance high-voltage fuse EKO series for industrial and energy applications is designed for harsh high-voltage environments, offering voltage protection up to 1000 VDC (1250 VAC for selected models) with rated currents ranging from 50 A to 1100 A. It features a maximum breaking capacity of 50 kA DC and a square housing for safety and reliability. The series demonstrates robust performance, resisting mechanical vibration, shock, chemical corrosion, and extreme temperatures from -40°C to +125°C. Ceramic housings and tinned copper alloy terminals ensure durability and stable electrical characteristics even under harsh conditions.

Conclusion

The path to smart factories is ultimately an engineering practice that goes deep into the physical layer. Software-defined visions such as digital twins and predictive maintenance are entirely built on the ability of underlying hardware to deliver high-fidelity, uninterrupted data streams. From the long-term accuracy of sensors, to signal integrity of connectors in harsh environments, to real-time responsiveness of edge controllers and resilience of power systems, any shortcoming in a physical link will become a bottleneck restricting the upgrading of factory intelligence.

electronica Shanghai 2026 gathers core suppliers forming the foundation of this physical layer. For engineers, procurement decision-makers, and managers riding the wave of manufacturing transformation, it offers a platform to centrally access cutting-edge supply chain technologies and hold in-depth dialogues with solution providers.