接近開關LJ12A3-4-J/EZ接近開關常開交流型接近開關
產品概述
LJ12A3-4-J/EZ是一款電感式接近開關，采用交流兩線常開設計，適用于工業自動化控制領域。該產品采用直徑12毫米的圓柱形金屬外殼，具有結構緊湊、安裝方便的特點。工作電壓范圍覆蓋AC36V至AC380V，可滿足不同電氣環境的需求。產品采用非接觸式感應原理，能夠可靠檢測金屬物體的接近，廣泛應用于機床、輸送設備、包裝機械等工業場景。1613
技術特點
該接近開關的檢測距離為4毫米，采用電感式檢測方式，對鐵、鋼、銅、鋁等金屬材料具有良好的響應特性。產品采用交流兩線制接線方式，輸出為常開型（NO），在無感應狀態下輸出線路保持斷開，當檢測到金屬物體時自動閉合輸出信號。外殼采用金屬材質，具有良好的機械強度和防護性能，適合在工業環境中長期穩定工作。137
功能優勢
LJ12A3-4-J/EZ接近開關具有響應速度快、使用壽命長的特點。產品采用優化的電路設計，能夠有效抵抗電磁干擾，確保信號傳輸的穩定性。內置的保護電路可防止過壓和短路損壞，提高了產品的可靠性。安裝方式靈活，可直接通過M12螺紋固定，也可選配專用支架進行安裝。產品適用于各種惡劣工業環境，包括存在油污、粉塵等場合。5812
應用領域
這款接近開關可廣泛應用于自動化生產線、機械設備、物流輸送系統等領域。在機床設備中可用于刀具位置檢測和工件到位確認；在包裝機械中可用于材料有無檢測；在自動化倉儲系統中可用于貨架定位檢測。產品還可應用于電梯、起重設備等需要位置檢測的場合，為設備提供可靠的開關信號。61320
Product Overview
The LJ12A3-4-J/EZ is an inductive proximity switch with AC two-wire normally open configuration, designed for industrial automation control applications. Featuring a compact 12mm diameter cylindrical metal housing, this product offers easy installation and reliable performance. With a wide operating voltage range from AC36V to AC380V, it adapts to various electrical environments. Utilizing non-contact sensing technology, it reliably detects the approach of metal objects, making it suitable for machine tools, conveyor systems, and packaging machinery.1613
Technical Features
This proximity switch provides a 4mm sensing distance using inductive detection method, showing excellent response to ferrous and non-ferrous metals including iron, steel, copper and aluminum. The AC two-wire normally open (NO) configuration maintains an open circuit in idle state and closes upon metal detection. Its robust metal housing ensures mechanical durability and environmental protection for long-term operation in industrial settings.137
Functional Advantages
The LJ12A3-4-J/EZ proximity switch offers fast response and extended service life. Its optimized circuit design effectively resists electromagnetic interference for stable signal transmission. Built-in protection circuits prevent damage from overvoltage and short-circuit conditions. Flexible installation options include direct M12 threaded mounting or optional brackets, making it suitable for challenging industrial environments with oil, dust or other contaminants.5812
Application Fields
This product finds wide applications in automated production lines, mechanical equipment and material handling systems. Typical uses include tool position detection in machine tools, material presence sensing in packaging machines, and rack positioning in automated warehouses. It also serves well in elevator systems and lifting equipment where reliable position signaling is required. The switch provides dependable performance in various industrial automation scenarios.61320
接近開關LJ12A3-4-J/EZ接近開關常開交流型接近開關
E2E-X3D1-N-Z X2D1-N X7D1-N E2E-X8MD1-Z E2E-X14MD1，南京電感式接近開關M12 NPN/PNP 常開/常閉 ，滬工電容式接近開關LJC30A3-H-Z/BX/AY-X/BY/AY-J/EZ/DZ M30CHIIB，日本歐姆龍 OMRON 接近開關 E2E-X5ME1 2M 全新，低壓主動紅外對射漫反射一體遮擋感應開關光電接近直線手揮手掃。倍加福NBN3-8GM25-E0-V3全新P+F接近開關傳感器，全新施耐德接近開關XS230BLFAM12C，巴魯夫BCC M434-0000-2A-000-51X475-000接近開關，麻電子ASA磁性傳感器接近開關高靈敏度磁性傳感器ZPS024，電感式接近傳感器IM30-D1NA金屬接近開關。德國KLASCHKA接近開關AHM-12MG50B3.5-1SD1A ，上海松下日本神視GX-18MLU 圓柱型接近開關傳感器，全新 IFM易福門傳感器IFC263 接近開關，倍福寧接近開關 HF-SU-07XP PNP常開 直流DC6-36V 槽型光電開關。超臺灣將英JOIN接近開關ALX-1807-A1 ALX-1807-A2，NBN12-18GM50-E0倍加福傳感器接近開關，日本太陽鐵工TAIYO磁性接近型/有接點KR型開關KR101-A/KR105-A，全新IFM易福門傳感器IE5378接近開關，通用圓柱型接近開關LJ12A3-4-J/DZ 交流二線常閉。
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