数据采集网关有哪些？怎么选？

Core Insights - The article emphasizes the importance of data acquisition gateways as essential infrastructure for achieving device interconnectivity and intelligent decision-making in the context of Industry 4.0 and IoT technologies [1] Group 1: Company Summaries - Wutong Bolian: The WG series industrial intelligent gateway is highlighted for its "full protocol coverage + strong edge computing" capabilities, supporting over 30 industrial protocols and reducing cloud transmission pressure by 60% in energy monitoring applications [3] - Huawei: The 5G industrial module series gateways leverage 5G dual-mode networking, edge computing, and AI algorithms, achieving millisecond-level latency and 10 Gbps bandwidth, which has reduced accident rates by 60% in coal mine projects [4] - Siemens: The SIMATIC IoT gateway series is noted for its deep integration with the MindSphere platform, capable of real-time data collection from over 2000 devices and improving fault prediction accuracy to 90% [5] - Rockwell Automation: The ArmorKONNECT EG gateway focuses on deep integration of industrial automation systems and a zero-trust security architecture, achieving millisecond-level data synchronization in food and beverage production lines [6] Group 2: Technical Features - Wutong Bolian: The gateway features hardware encryption and multiple encryption technologies to prevent data tampering, with an industrial-grade design that operates in extreme conditions from -20°C to 70°C [3] - Huawei: The gateway supports native OPC UA protocol and is designed for extreme environments, with a mean time between failures (MTBF) exceeding 100,000 hours [4] - Siemens: The gateway supports over 200 PLC protocols and includes redundant power supplies and watchdog mechanisms to ensure stable operation 24/7 [5] - Rockwell Automation: The gateway employs zero-trust architecture with multi-factor authentication and predictive maintenance algorithms, reducing equipment failure rates by 40% [6]