商品紹介
The cleanroom door position sensor pairs a reed-switch module on the frame with a permanent magnet on the moving leaf. When the door closes and the two housings align within the sensing gap, the magnetic field changes the dry contact state sent to the interlock or access controller. Stainless or smooth white housings protect the encapsulated components, and the absence of a mechanical plunger removes a contact point from the clean opening.
主要な特徴
Encapsulated reed contacts resist contamination at the sensing element and require no exposed actuator.
Separate sensor and magnet housings accommodate frame-to-leaf movement across a controlled gap.
Dry-contact wiring integrates with interlocks, access panels and local door-status indicators.
お客様の製品に関する懸念事項
The control system must distinguish a physically closed door from one that is merely locked or moving through the frame.
A mechanical limit switch wears or traps residue where its plunger touches the door.The sealed reed and magnet sense alignment without mechanical contact.
Frame movement causes intermittent feedback when the sensing gap is too narrow.Matched surface or recessed housings provide a defined operating gap and adjustment range.
An interlock releases the opposite door before the first leaf has fully returned.The controller receives a dedicated closed-position contact from the aligned sensor pair.
典型的な用途
Cleanroom interlock feedbackAccess-controlled laboratory doorsAutomatic door closed-position inputPersonnel and material airlocks
技術的なパラメータ
Typical dimensions and material data for a sealed cleanroom magnetic door contact are listed below.
| コア材料 | Hermetically sealed reed capsule with copper-alloy contacts and ferrite permanent magnet |
|---|---|
| パネルの厚さ | Approximately 12–25 mm housing depth |
| 有効幅 | Approximately 19–38 mm module width |
| 最大長さ | Approximately 110 mm for a long-range stainless sensor module |
| 鋼鉄の厚さを直面する | 0.8–1.2 mm brushed stainless-steel housing where selected |
| コア密度 | Approximately 4800–5100 kg/m³ for the ferrite magnet core |
| 熱伝導率 | Approximately 3–5 W/(m·K) for the ferrite magnet material |
| 表面仕上げ | Brushed stainless steel or smooth white moulded polymer housing |
| ジョイントタイプ | Matched surface or recessed sensor-and-magnet pair aligned across a controlled gap |
| カスタマイズ | 意図したアプリケーションと動作環境に基づいて利用できます。 |
利用可能なオプション
Normally open, normally closed or changeover contactWhite polymer or stainless housingSurface or recessed mountingPrewired lead or screw-terminal connection
Planning a Cleanroom Door Position Sensor specification?
寸法、設置条件、性能目標、必要な表面仕上げをお送りください。

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