PR18-8AO接近开关产品介绍（中英对照）
PR18-8AO接近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，采用电磁感应原理实现精准目标物探测。该产品在机械制造、生产线控制、设备安全防护等领域具有广泛应用，能够有效提升设备运行的稳定性和自动化效率。
产品采用一体化紧凑型结构设计，圆柱形外壳直径18mm，适配标准工业安装需求。主体材质选用高强度工程塑料与金属复合结构，兼顾轻量化与抗冲击性能。感应端部配备耐磨损防护层，可承受粉尘、油污等复杂工况环境的长期考验。内置温度补偿电路与抗干扰模块，确保在-25℃至+70℃宽温域范围内保持稳定检测精度，有效避免由电压波动或电磁干扰引发的误动作。
在工作性能方面，PR18-8AO提供8mm有效检测距离，响应频率达到1.5kHz级别，可精准捕捉高速移动金属物体的位置信息。三线制NPN/PNP兼容输出设计，支持DC 10-30V宽电压输入范围，方便与PLC控制系统或各类工业设备直接对接。产品特别优化了安装便捷性，前端设置可视化状态指示灯，便于现场调试与运行监测。
典型应用包括机床刀具定位、传送带物料检测、自动化装配线工件识别等场景。其可靠的检测性能可有效预防设备碰撞事故，提升生产节拍控制精度。维护周期长达5年以上，用户仅需定期清除感应面附着物即可保持最佳工作状态。
The PR18-8AO proximity sensor is a high-performance non-contact detection device designed for industrial automation applications. Utilizing electromagnetic induction technology, it achieves precise object detection while maintaining reliable operation in demanding industrial environments.
Featuring a compact cylindrical housing with 18mm diameter, this sensor complies with standard industrial mounting requirements. The hybrid construction combining high-strength engineering plastics and metal components ensures both lightweight characteristics and impact resistance. The sensing face is protected by a wear-resistant layer, providing reliable service in environments with dust, oil mist and other contaminants. Equipped with temperature compensation circuitry and anti-interference modules, the device maintains stable detection accuracy across a wide temperature range from -25℃ to +70℃, effectively preventing false triggering caused by voltage fluctuations or electromagnetic interference.
With 8mm effective sensing distance and 1.5kHz response frequency, the PR18-8AO demonstrates excellent performance in detecting high-speed moving metallic targets. The three-wire design supports both NPN and PNP output configurations, compatible with DC 10-30V power supply, enabling direct integration with PLC systems and various industrial equipment. The built-in status indicator facilitates quick installation alignment and real-time operation monitoring.
This sensor excels in applications including machine tool positioning, conveyor belt material detection, and automated assembly line component recognition. Its robust detection capability effectively prevents equipment collisions while enhancing production rhythm control accuracy. Requiring minimal maintenance, simple periodic cleaning of the sensing surface ensures optimal performance throughout its extended service life exceeding five years.
