LJ30A3-10-J/EZ 接近開(kāi)關(guān)產(chǎn)品介紹
一、產(chǎn)品概述
LJ30A3-10-J/EZ 是一款工業(yè)級(jí)電感式接近開(kāi)關(guān)，采用非接觸式檢測(cè)原理，適用于工業(yè)自動(dòng)化領(lǐng)域中對(duì)金屬物體的位置檢測(cè)需求。該產(chǎn)品以穩(wěn)定的性能表現(xiàn)和緊湊的結(jié)構(gòu)設(shè)計(jì)，滿足復(fù)雜工況下的長(zhǎng)期使用要求。外殼采用工程塑料材質(zhì)，具有輕量化、抗沖擊的特點(diǎn)，圓柱形結(jié)構(gòu)適配標(biāo)準(zhǔn)安裝需求。
二、工作原理
本產(chǎn)品基于電磁感應(yīng)原理工作，當(dāng)金屬目標(biāo)物進(jìn)入預(yù)設(shè)感應(yīng)范圍時(shí)，內(nèi)部振蕩電路會(huì)產(chǎn)生磁場(chǎng)變化，通過(guò)信號(hào)處理單元轉(zhuǎn)換為開(kāi)關(guān)量輸出。設(shè)備內(nèi)置過(guò)載保護(hù)模塊，可有效抑制電壓波動(dòng)和電磁干擾，確保在-25℃至+70℃環(huán)境溫度下保持穩(wěn)定檢測(cè)精度。
三、應(yīng)用領(lǐng)域
適用于機(jī)床設(shè)備、包裝機(jī)械、輸送系統(tǒng)等工業(yè)場(chǎng)景的位置檢測(cè)，可實(shí)現(xiàn)對(duì)氣缸活塞定位、傳送帶物料檢測(cè)、設(shè)備安全防護(hù)等功能。典型應(yīng)用包括：自動(dòng)化生產(chǎn)線工件到位檢測(cè)、電梯平層控制、立體倉(cāng)儲(chǔ)設(shè)備定位等需要非接觸式檢測(cè)的場(chǎng)合。
四、技術(shù)參數(shù)
檢測(cè)距離：10mm±10%（鐵質(zhì)材料）
工作電壓：DC 10-30V
輸出類(lèi)型：NPN常開(kāi)型
響應(yīng)頻率：100Hz
防護(hù)等級(jí)：IP67
導(dǎo)線長(zhǎng)度：標(biāo)準(zhǔn)2米（可定制）
五、產(chǎn)品特點(diǎn)
- 三線制接線設(shè)計(jì)，支持電源極性反接保護(hù)
- LED狀態(tài)指示燈便于現(xiàn)場(chǎng)調(diào)試
- 全封閉結(jié)構(gòu)防塵防油污
- 抗焊接火花干擾設(shè)計(jì)
- 短路/過(guò)流自動(dòng)保護(hù)功能
六、使用注意事項(xiàng)
避免在強(qiáng)磁場(chǎng)環(huán)境中使用，安裝時(shí)應(yīng)確保檢測(cè)面與金屬物體保持平行。定期清理傳感器表面附著物，長(zhǎng)期存放建議保持干燥環(huán)境。當(dāng)檢測(cè)非鐵金屬時(shí)，實(shí)際感應(yīng)距離可能有所衰減。
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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