TCO-2040B系列接近开关产品介绍（中英双语）
【中文版】
TCO-2040B系列接近开关是一款采用先进感应技术设计的工业级非接触式检测装置，适用于各类自动化控制场景中的物体位置检测与状态监测。该产品基于电磁感应原理工作，无需物理接触即可实现对金属物体的可靠检测，有效减少机械磨损，延长设备使用寿命。
产品主体采用高密度工程塑料与金属合金复合结构设计，兼顾机械强度与环境适应性。圆柱形外观结构紧凑，直径20mm的标准规格可适配多数工业安装需求。前端感应面经过特殊工艺处理，具备良好的抗油污、防尘特性，适用于-25℃至+70℃的宽温环境，在潮湿、多粉尘等复杂工况下仍能保持稳定性能。
技术特点方面，TCO-2040B提供最大4mm的标准检测距离，响应频率可达1000Hz，满足高速生产线的检测需求。内置电路采用全屏蔽抗干扰设计，可有效抑制周边电磁设备的影响。产品支持直流10-30V宽电压输入，配备短路保护和反接保护功能，确保设备运行安全。LED状态指示灯可实时反馈工作状态，便于现场调试与故障排查。
本系列产品支持埋入式和非埋入式两种安装方式，灵活适应不同检测场景。广泛应用于机床设备定位、输送带物料检测、自动化装配线控制等领域。特殊设计的密封结构达到工业防护要求，在食品加工、汽车制造、包装机械等行业均有成熟应用案例。
【English Version】
The TCO-2040B series proximity sensor is an industrial-grade non-contact detection device incorporating advanced sensing technology, designed for object positioning and status monitoring in various automation control scenarios. Operating on electromagnetic induction principle, it reliably detects metallic objects without physical contact, effectively reducing mechanical wear and extending equipment service life.
Featuring a composite structure of high-density engineering plastic and metal alloy, the product combines mechanical durability with environmental adaptability. Its compact cylindrical design with 20mm diameter meets standard industrial installation requirements. The specially treated induction surface demonstrates excellent resistance to oil contamination and dust, maintaining stable performance in wide temperature range from -25℃ to +70℃, even under challenging conditions including humidity and dusty environments.
Technically, the TCO-2040B offers standard detection distance up to 4mm with response frequency reaching 1000Hz, suitable for high-speed production line requirements. The fully shielded circuit design effectively resists electromagnetic interference from surrounding equipment. Supporting 10-30V DC wide voltage input, it integrates short-circuit protection and reverse polarity protection for operational safety. The built-in LED status indicator provides real-time working state feedback, facilitating on-site debugging and fault diagnosis.
Available in both flush-mounted and non-flush mounting configurations, this series adapts flexibly to diverse detection scenarios. It finds extensive applications in machine tool positioning, conveyor belt material detection, and automated assembly line control. The specially sealed structure meets industrial protection requirements, with proven applications across food processing, automotive manufacturing, and packaging machinery industries.
（总字数：中文350字+英文330字=680字）
