{"type":"product","schema_version":"1.0","item_id":"100973462878","canonical_url":"https://tw.bid.yahoo.com/item/100973462878","title":"4分牙不銹鋼水流開關, 流量開關,不鏽鋼水流開關","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-04-29T18:25:23.942Z","current_price":700,"original_price":null,"stock_status":"in_stock","available_quantity":19,"sold_quantity":1,"seller":{"id":"Y9491368061","name":"茂登科技 (家電醫生)全年無休","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/ce1ccf34-c951-4310-a4af-a5ca2a84812c.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/22f267aa-581a-4b01-9579-b6d6b8f4951b.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/d966d061-e11f-4388-a910-53ae0ddd2639.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/159d71b1-dd40-4bb6-b140-6448ad477794.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/a4b8959d-d87a-4302-9dbd-80faa41cea4f.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/3aec8dc8-e718-4c73-ae6a-d9d751a62027.jpg","role":"detail","alt":"商品圖片 6","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/b6edbdcb-27e9-47d1-bd67-ed06c6ff904c.jpg","role":"detail","alt":"商品圖片 7","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/56a1f43f-d1d8-46ee-a72e-e1eb8d0d061d.jpg","role":"detail","alt":"商品圖片 8","width":null,"height":null}],"description":"流量開關是用於電熱水器、太陽能熱水器、空調器以及其他水系統的水迴圈控制、進出水控制、水加熱控制、水泵開關控制、電磁閥通斷控制或出水斷電、出水通電控制等過程，當達到一定流量後將水流轉換為開關式電信號的感測器件。 \n流量開關由磁芯、重定彈簧、鍛銅或聚碳外殼和感測器組成。外殼為H58鍛銅或聚碳製造，磁芯採用釹鐵硼永磁材料，感測器磁控開關則為進口中功率元件。進水端與出水端介面均為G1/2″標準管螺紋。 \n工作原理：當管路中的水流量大於1.5L/min流量時，磁芯在水流作用下產生位移並帶動磁源產生磁控作用使感測器輸出“1”開關信號,該信號輸入到設備控制系統，經功率擴放大後實現以水流量控制的目的。當管路中的水流量小於1.5L/min流量後，磁芯在復位彈簧推力作用下帶動磁源回位，使感測器輸出 “0”開關信號,停止系統的工作。流量開關具有靈敏度高、耐久性強等優點。\n\n主要技術參數 ：\n\n尺寸:4分內進外出/4分外進內出/4分雙內牙/4分雙外牙\n適宜環境溫度 ≥1℃ \n適宜工作溫度 ≤100℃ \n最小啟動流量 ≥1.5L/min \n最大通過流量 ≤8L/min \n額定工作壓力 ≤0.65Mpa \n殼體最大承壓 ≤1.5Mpa \n信號輸出負載 100V 10W\n\n適應範圍與條件： \n（1）環境溫度不低於0℃。不可敲打殼體。遠離磁性物體。 \n（2）信號的輸出是開關量，因此控制物件的連接方式必須也是開關控制關係。 \n（3）控制物件的功率不得大於信號負載能力。 \n（4）本器件是水介質控制器件，不可用於其他介質控制。\n\nFB粉專&社團搜尋家電醫生","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"面交/自取/不寄送","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","信用卡一次付清","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"2092080282","category_name":"電料","breadcrumb":[{"id":"24198","name":"居家、家具與園藝","url":"/tw/%E5%B1%85%E5%AE%B6%E3%80%81%E5%AE%B6%E5%85%B7%E8%88%87%E5%9C%92%E8%97%9D-24198-category.html"},{"id":"24642","name":"五金/照明工具","url":"/tw/%E4%BA%94%E9%87%91-%E7%85%A7%E6%98%8E%E5%B7%A5%E5%85%B7-24642-category.html"},{"id":"2092080282","name":"電料","url":"/tw/%E9%9B%BB%E6%96%99-2092080282-category.html"}],"view_count":0,"watch_count":0}