LJ30A3-10-J/EZ 接近开关产品介绍
一、产品概述
LJ30A3-10-J/EZ 是一款工业级电感式接近开关,采用非接触式检测原理,适用于工业自动化领域中对金属物体的位置检测需求。该产品以稳定的性能表现和紧凑的结构设计,满足复杂工况下的长期使用要求。外壳采用工程塑料材质,具有轻量化、抗冲击的特点,圆柱形结构适配标准安装需求。
二、工作原理
本产品基于电磁感应原理工作,当金属目标物进入预设感应范围时,内部振荡电路会产生磁场变化,通过信号处理单元转换为开关量输出。设备内置过载保护模块,可有效抑制电压波动和电磁干扰,确保在-25℃至+70℃环境温度下保持稳定检测精度。
三、应用领域
适用于机床设备、包装机械、输送系统等工业场景的位置检测,可实现对气缸活塞定位、传送带物料检测、设备安全防护等功能。典型应用包括:自动化生产线工件到位检测、电梯平层控制、立体仓储设备定位等需要非接触式检测的场合。
四、技术参数
检测距离:10mm±10%(铁质材料)
工作电压:DC 10-30V
输出类型:NPN常开型
响应频率:100Hz
防护等级:IP67
导线长度:标准2米(可定制)
五、产品特点
- 三线制接线设计,支持电源极性反接保护
- LED状态指示灯便于现场调试
- 全封闭结构防尘防油污
- 抗焊接火花干扰设计
- 短路/过流自动保护功能
六、使用注意事项
避免在强磁场环境中使用,安装时应确保检测面与金属物体保持平行。定期清理传感器表面附着物,长期存放建议保持干燥环境。当检测非铁金属时,实际感应距离可能有所衰减。
LJ30A3-10-J/EZ Proximity Switch Introduction
I. Product Overview
The LJ30A3-10-J/EZ is an industrial-grade inductive proximity switch designed for non-contact detection of metallic objects in automated systems. Featuring a cylindrical housing molded from engineering plastic, this device combines compact dimensions (30mm diameter) with durable construction. The optimized electromagnetic design ensures reliable operation in challenging industrial environments.
II. Technical Features
- Operating principle: Eddy current damping effect
- Detection range: 10mm (for iron targets)
- Supply voltage: 10-30V DC
- Output configuration: 3-wire NPN NO
- Housing material: Glass fiber reinforced PBT
- Connection type: PVC shielded cable (2m)
III. Performance Advantages
- Reverse polarity protection prevents installation errors
- Built-in voltage stabilization module maintains stable detection
- Short-circuit protection enhances system safety
- Wide temperature tolerance (-25°C to +70°C)
- Vibration-resistant construction (up to 10g acceleration)
IV. Application Scenarios
Ideal for position sensing in CNC machining centers, robotic assembly lines, material handling systems, and automated packaging equipment. Typical uses include: monitoring conveyor belt cargo presence, detecting machine tool fixture positioning, and ensuring safety door closure in production equipment.
V. Installation Guidelines
- Maintain ≥2x sensor diameter spacing between multiple units
- Avoid mounting near moving mechanical parts
- Use isolation brackets when installed on vibrating surfaces
- Keep sensing face free from metallic debris
- Allow 1.5x detection distance as safety margin
VI. Service Information
Available through authorized industrial automation suppliers. For specific pricing and delivery details, please consult regional distributors. Customizable cable lengths and connector options are available for bulk orders.
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