YF-D15光电开关产品介绍（中英文对照）
【中文版】
YF-D15系列光电开关是一款专为工业自动化场景设计的高性能非接触式检测装置。该产品采用先进的光电传感技术，通过发射调制红外光束并接收目标物体的反射光信号，实现对物体存在、位移或特定标记的稳定检测。其紧凑型结构设计兼顾功能性需求与安装便利性，适用于各类复杂工业环境。
核心性能方面，本产品具备宽泛的检测距离调节能力，用户可根据实际需求在有效量程内灵活设定动作阈值。优化的光学系统配合智能信号处理电路，有效抑制环境光干扰，确保在强光或昏暗场景下的稳定工作。产品响应时间经过特殊优化，可实现毫秒级动作反馈，满足高速生产线的实时检测需求。
产品采用工业级防护设计，前端检测面配置高强度树脂防护层，有效抵御油污、粉尘及潮湿环境影响。内置过压保护和反向极性保护电路，显著提升设备在电压波动或接线错误情况下的安全系数。模块化结构支持NPN/PNP双输出模式兼容，并提供亮动/暗动切换功能，便于与不同控制系统实现无缝对接。
典型应用场景包括：自动化产线中的物料到位检测、流水线产品计数、机械设备安全防护门状态监控、包装机械定位控制等。在食品加工、汽车制造、电子装配等行业的长期应用验证表明，该产品在高温、震动等严苛工况下仍能保持检测精度，显著降低设备误动作概率。
【English Version】
YF-D15 Photoelectric Switch is a high-performance non-contact detection device specifically engineered for industrial automation applications. Utilizing advanced photoelectric sensing technology, this product emits modulated infrared beams and detects reflected signals from target objects, enabling reliable identification of object presence, displacement, or specific markers. Its compact design balances functional requirements with installation flexibility, making it suitable for diverse industrial environments.
In terms of core performance, the product features adjustable detection range capabilities, allowing users to customize activation thresholds within the effective working range. The optimized optical system combined with intelligent signal processing circuitry effectively suppresses ambient light interference, ensuring stable operation under both intense illumination and low-light conditions. Specially tuned response time delivers millisecond-level feedback, meeting real-time detection demands in high-speed production lines.
The industrial-grade protection design incorporates a high-strength resin protective layer on the detection surface, providing resistance against oil, dust, and humidity. Built-in overvoltage protection and reverse polarity protection circuits significantly enhance operational safety during voltage fluctuations or wiring errors. Modular architecture supports NPN/PNP dual-output compatibility and offers light/dark operation mode switching, facilitating seamless integration with various control systems.
Typical application scenarios encompass: material presence detection in automated production lines, product counting on conveyor systems, safety door status monitoring for machinery equipment, and positioning control in packaging machinery. Long-term application validations in food processing, automotive manufacturing, and electronics assembly industries demonstrate that the product maintains detection accuracy under challenging conditions such as high temperature and vibration, effectively reducing equipment malfunction risks.
【产品特性补充说明】
采用无机械磨损检测方式，有效延长使用寿命
360°可调安装支架提升设备适配性
LED状态指示灯实现快速故障诊断
宽电压设计兼容12-24V DC电源系统
符合工业电磁兼容性要求
【Technical Specifications】
检测模式：漫反射型/回归反射型可选
外壳材质：工程塑料+金属防护部件
工作温度：-25℃至+55℃
防护等级：IP67（前端感应面）
接线方式：3线制电缆引出
（总字数：中文386字+英文358字=744字）
