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The attachment is: common brands of field communicators.
The following reply is not part of the attachment content and is for reference only. Technological development trends: 1. Intelligent upgrading: AI-based diagnostics and edge computing are becoming mainstream, as seen with Emerson Trex’s new predictive maintenance algorithms. 2. Widespread adoption of wireless technology: Bluetooth 5.0 and 5G communication are gradually replacing wired connections, and the domestic company Niyah Technology has enabled full-function control via mobile apps. 3. Protocol integration: New protocols such as HART-IP and OPC UA facilitate the interconnection of devices; the domestic company Constar plans to support HART-IP by 2025. 4. Material innovation: Flexible screens and impact-resistant polymer materials (such as ConST530’s ABS fire-retardant pearlescent material) enhance the durability of the equipment.
International brands, thanks to their technical expertise and industry recognition, continue to dominate the high-end market; Domestic brands have secured a foothold in the mid-range market thanks to their cost-effectiveness and rapid iteration. Future competition will focus on intelligence, wireless connectivity, and protocol compatibility. Domestic manufacturers need to strengthen research and development in core technologies (such as explosion-proof design and precision sensors), as well as improve their after-sales service systems, in order to achieve replacement of imported products in high-end markets. Users should weigh the advantages of different brands based on specific application scenarios, budget, and technical requirements, in order to make the best choice.
Selection recommendations: 1. For high-end applications (oil/chemical industry): Choose Emerson AMS Trex first, as its protocol compatibility and durability are unmatched, but a substantial budget is required. 2. Budget-conscious (power/water treatment): The ConST530 from ConSt or the E500 from Hongrun offer excellent value for money, making them suitable for small to medium-sized projects. 3. Emerging use cases (remote operation and maintenance): The wireless capabilities of Niya Technology’s HARTLink BLE can improve efficiency, making it particularly suitable for distributed factories. 4. Special industries (food and beverage): The customized features of Endress+Hauser FieldCare are better suited to the requirements of hygienic equipment.