E3JK-R4N2光电开关产品介绍（中文版）
E3JK-R4N2光电开关是一款高性能工业级光电传感设备，适用于多种工业自动化场景下的物体检测需求。该产品采用先进的光学传感技术，通过红外光束的发射与接收实现非接触式检测，能够精准识别目标物体的存在、位置或运动状态。其紧凑型设计兼顾功能性与安装便捷性，为设备集成提供更多可能性。
产品核心优势体现在稳定可靠的检测性能上，内置抗干扰电路设计可有效降低环境光、电磁噪声等因素对检测精度的影响。配备灵敏度调节旋钮，用户可根据实际应用需求灵活调整检测距离与响应阈值，适应不同材质、颜色及透明度的物体检测要求。外壳采用工程塑料材质，具有耐腐蚀、抗冲击特性，可在-25℃至+55℃宽温域范围内稳定工作。
设备支持直流10-30V宽电压输入，兼容多种工业控制系统。输出端采用NPN常开型晶体管配置，可直接与PLC、继电器等控制单元对接。为提升安装灵活性，产品提供螺纹固定与导轨安装两种方式，并配备360度可旋转传感器头，方便多角度调节检测方向。典型应用场景包括流水线物料计数、机械臂定位检测、包装设备缺料报警及自动化仓储管理等场景。
产品亮点包括：
- 响应时间≤1ms，满足高速生产线的实时检测需求
- 可视红色LED状态指示灯，便于设备调试与运行监控
- 防护等级达IP67，适应粉尘、油污等严苛工业环境
- 内置反向极性保护与短路保护电路，提升设备使用寿命
E3JK-R4N2光电开关（英文版）
The E3JK-R4N2 photoelectric sensor is a high-performance industrial detection device designed for diverse automation applications. Utilizing infrared beam transmission and reception technology, this non-contact sensor provides precise object detection for position monitoring and motion sensing in manufacturing processes. Its compact housing integrates robust functionality with easy installation adaptability.
Engineered for operational reliability, the device incorporates anti-interference circuitry to maintain detection accuracy under challenging conditions including ambient light fluctuations and electromagnetic noise. The adjustable sensitivity dial allows customized configuration of sensing range (up to 4 meters) and trigger thresholds, accommodating detection requirements for varied material types and surface characteristics. The durable engineering plastic enclosure ensures resistance to chemical corrosion and mechanical impact, supporting stable operation within -25℃ to +55℃ temperature ranges.
Compatible with industrial control systems, the sensor operates on 10-30V DC power supply and features NPN normally open transistor output for seamless integration with PLCs and relay modules. Dual mounting options including M18 threaded barrel and DIN rail installation, combined with a 360-degree adjustable sensor head, provide flexible positioning solutions. Typical applications encompass production line object counting, robotic arm positioning verification, packaging machine material-level monitoring, and automated warehouse management systems.
Key features include:
- ≤1ms response time for high-speed production line synchronization
- Dual-color LED status indication (red for power/operation monitoring)
- IP67 protection rating against dust ingress and temporary water immersion
- Integrated reverse polarity protection and overload prevention circuits
This photoelectric switch delivers consistent performance in demanding environments such as machining workshops, food processing plants, and logistics sorting systems. Its maintenance-free design and tool-free calibration capability significantly reduce downtime, making it a practical solution for industrial automation upgrades.
