产品描述
售價為1個價格
磁簧管是玻璃管內有兩片薄鐵片靠磁力控制開關
所以磁鐵靠近方向,須從扁平面靠近,磁鐵靠近磁簧管,它就會導通,反之就會斷開。但是磁簧管是小電流開關,磁鐵接近時閉合,磁鐵離開時斷開。靈敏度比較低,建議使用強力磁鐵側面靠近0~3mm左右才閉合。用它做磁性開關,最好把它固定在控制電路上,磁鐵裝在移動物體上須保證物體接近時是磁鐵靠近磁簧管且方向是正確的就可以了。
尺寸:約14mm*直徑2mm
材質:玻璃
作用:小電流磁性開關,不適合導通馬達哦,最好接個控制電路,例如繼電器
此商品不附磁鐵
建議使用強力磁鐵 (一般的黑磁鐵不能用哦)
使用注意事項:
1,剪切或彎曲幹簧管的引線腳時必須極度小心,以免施加不適當的應力而使玻璃-金屬密封受到損毀。適當的夾緊工具是必須使用的
2,遇到溫度及過長暴露時間可能會導致玻璃-金屬密封損傷(開裂、洩漏等),因此必須採用快速及可靠的焊接技術(過程)。建議的焊接條件為:手焊時280~300°C,波焊時250至300°C。
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