LJ18A3-5-Z/BX 接近开关产品介绍（中英文）

一、产品概述
LJ18A3-5-Z/BX 接近开关是一款工业级非接触式传感设备，适用于金属物体检测与位置感知。该产品采用电磁感应原理设计，无需物理接触即可完成目标物检测，具有响应迅速、稳定性强等特点，可有效降低机械磨损，延长设备使用寿命。其紧凑型结构（直径18mm）便于安装集成，适用于复杂工业环境。

二、核心特点

1. 检测性能优异
   有效检测距离达5mm，支持铁、钢等磁性金属的稳定识别。内置抗干扰电路设计，有效降低环境电磁波动对检测精度的影响，确保连续作业的可靠性。

2. 环境适应性
   防护等级达到IP67，可在粉尘、油污及轻度溅水环境中稳定运行。工作温度范围覆盖-25℃至+70℃，适应冷库、铸造车间等严苛场景。

3. 安装便捷性
   圆柱形外壳配备标准M18螺纹结构，支持面板安装或支架固定。360°全向检测设计消除方向限制，简化设备调试流程。

4. 电路保护机制
   集成反接保护、过载保护及短路防护功能，有效预防接线错误或电压波动造成的设备损伤，降低系统维护需求。

三、应用领域
• 自动化产线：机械臂定位、传送带物料检测
• 设备控制：机床刀具位置监控、冲压设备安全防护
• 物流系统：立体仓库托盘识别、分拣装置触发
• 特种设备：工程机械限位保护、电梯平层检测

四、技术参数

五、注意事项

1. 安装时应确保检测面与运动部件保持安全距离
2. 非金属检测需选用专用型号
3. 强腐蚀环境建议加装防护罩

LJ18A3-5-Z/BX Proximity Switch Introduction

I. Product Overview
The LJ18A3-5-Z/BX proximity switch is an industrial-grade non-contact sensing device designed for metal object detection and position sensing. Utilizing electromagnetic induction technology, this sensor achieves target detection without physical contact, featuring rapid response and operational stability. Its compact cylindrical design (18mm diameter) enables easy integration in confined spaces while minimizing mechanical wear.

II. Key Features

1. Precision Detection
   5mm effective sensing distance ensures reliable identification of ferrous metals. Advanced interference-resistant circuitry maintains detection accuracy under electromagnetic disturbances.

2. Environmental Durability
   IP67 protection rating guarantees performance in dusty, oily, or humid conditions. Operational temperature range (-25℃ to +70℃) accommodates extreme environments like foundries and cold storage facilities.

3. Flexible Installation
   M18 threaded housing supports panel mounting or bracket fixation. Omnidirectional detection capability eliminates orientation constraints during installation.

4. Circuit Protection
   Built-in reverse polarity protection, overload prevention, and short-circuit safeguards enhance equipment longevity and reduce maintenance requirements.

III. Applications
• Automated manufacturing: robotic arm positioning, conveyor belt monitoring
• Machinery control: tool position verification, press machine safety
• Logistics systems: pallet identification, sorting triggers
• Special equipment: construction machinery limit control, elevator leveling

IV. Technical Specifications

V. Usage Guidance

1. Maintain safe clearance between sensor face and moving parts
2. Use specialized models for non-metallic detection
3. Apply protective covers in highly corrosive environments

（注：具体产品价格及生产合作事宜，建议直接联系设备制造商或授权经销商获取最新信息。）