OH8002D 霍爾接近開關產品介紹（中英雙語）
【中文介紹】
OH8002D是一款專為工業環境設計的霍爾效應接近開關，適用于轉速測量、位置檢測及運動控制等場景。產品采用先進的磁場感應技術，可在復雜工況下實現穩定信號輸出，為設備運行提供高可靠性保障。
核心優勢：
- 寬電壓適應性：支持10-30V直流寬電壓輸入，兼容多種工業電源系統，避免電壓波動引起的誤觸發或損壞。
- 強負載驅動能力：內置200mA大電流輸出模塊，可直接驅動繼電器、計數器等設備，簡化外圍電路設計。
- 環境耐受性：工作溫度覆蓋-40℃至+85℃，具備防反接保護和抗電磁干擾設計，適用于振動、油污等惡劣環境。
- 轉速測量優化：響應頻率可達5kHz，配合鐵磁材質齒盤使用，可精確捕捉0.1mm間隙內的磁場變化，實現每分鐘50-50000轉的寬范圍轉速監測。
應用場景：
本產品廣泛應用于電機轉速監控、傳送帶速度檢測、自動化產線定位等場景。緊湊的圓柱形結構（M18×1螺紋規格）支持便捷安裝，IP67防護等級確保在粉塵、潮濕環境中長期穩定工作。產品通過優化磁場補償算法，有效消除相鄰設備干擾，特別適用于多傳感器并排安裝的密集場景。
技術特性：
• 檢測距離：0-5mm可調
• 輸出模式：NPN/PNP雙版本可選
• 接線方式：3線制（棕+/藍-/黑信號）
• 外殼材質：304不銹鋼防護罩
• 使用壽命：＞1000萬次機械壽命
【English Introduction】
OH8002D Hall Effect Proximity Switch is an industrial-grade solution for rotational speed measurement, position detection and motion control applications. Utilizing advanced magnetic field sensing technology, it delivers stable signal output in challenging working environments with enhanced operational reliability.
Key Advantages:
- Wide Voltage Compatibility: Operates at 10-30V DC, adapting to diverse industrial power systems while resisting voltage fluctuation interference.
- High Load Capacity: 200mA direct-drive output enables connection with relays and counters without additional amplification circuits.
- Environmental Resistance: Functions reliably at -40℃ to +85℃ with reverse polarity protection and EMI resistance, suitable for vibration-intensive and contaminated environments.
- Speed Measurement Optimization: 5kHz response frequency accurately captures magnetic variations within 0.1mm air gap, supporting rotational speed monitoring from 50 to 50,000 RPM when paired with ferromagnetic gear discs.
Applications:
Ideal for motor speed monitoring, conveyor belt velocity detection and automated positioning systems. The compact cylindrical housing (M18×1 thread) allows easy installation, while IP67 rating ensures durability in dusty or humid conditions. Proprietary magnetic compensation algorithm effectively eliminates cross-interference in multi-sensor arrays.
Technical Specifications:
• Sensing Range: 0-5mm adjustable
• Output Options: NPN/PNP versions available
• Wiring Configuration: 3-wire (Brown+/Blue-/Black signal)
• Housing Material: 304 stainless steel enclosure
• Mechanical Endurance: >10 million operation cycles
該產品通過優化結構設計和信號處理電路，在保證測量精度的同時顯著提升抗干擾能力，幫助用戶構建更穩定的設備監測系統。雙色LED狀態指示燈提供直觀的工作狀態反饋，便于現場調試和維護。
