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FM UL 3C 認(ren)證閥門

水流指(zhi)示器閥門(men)

水(shui)(shui)流(liu)指(zhi)示(shi)器主要安裝在分層(ceng)或(huo)分區(qu)(qu)域的(de)自動(dong)(dong)(dong)(dong)噴淋(lin)系(xi)統的(de)水(shui)(shui)平干道上(shang)，在自動(dong)(dong)(dong)(dong)噴淋(lin)系(xi)統中(zhong)起著檢(jian)測和(he)指(zhi)示(shi)報警(jing)(jing)區(qu)(qu)域的(de)作用。一旦某處失火(huo)(huo)，系(xi)統開(kai)(kai)(kai)啟，噴頭噴水(shui)(shui)，管道中(zhong)水(shui)(shui)流(liu)動(dong)(dong)(dong)(dong)，當系(xi)統水(shui)(shui)通過指(zhi)示(shi)器時，沖擊水(shui)(shui)流(liu)指(zhi)示(shi)器的(de)葉片向水(shui)(shui)流(liu)方向偏(pian)移傾斜，動(dong)(dong)(dong)(dong)作桿擠壓超小型電(dian)氣開(kai)(kai)(kai)關，電(dian)觸點(dian)(dian)閉(bi)合，給出(chu)電(dian)接(jie)點(dian)(dian)信(xin)號(hao)。即水(shui)(shui)流(liu)信(xin)號(hao)換成(cheng)電(dian)信(xin)號(hao)，啟動(dong)(dong)(dong)(dong)電(dian)報警(jing)(jing)系(xi)統或(huo)直接(jie)啟動(dong)(dong)(dong)(dong)消(xiao)防(fang)水(shui)(shui)泵等電(dian)氣設備，并在控制臺上(shang)顯示(shi)出(chu)該區(qu)(qu)（或(huo)層(ceng)）所控制的(de)某處發生火(huo)(huo)情，并發出(chu)警(jing)(jing)報，這(zhe)樣(yang)噴淋(lin)主泵進行連續供水(shui)(shui)滅火(huo)(huo)。水(shui)(shui)流(liu)停止時間中(zhong)片和(he)動(dong)(dong)(dong)(dong)作桿復位，開(kai)(kai)(kai)關觸點(dian)(dian)斷開(kai)(kai)(kai)，電(dian)接(jie)點(dian)(dian)信(xin)號(hao)消(xiao)除。

產品特征：

結構簡單，拆卸(xie)方便

靈敏度(du)高，報警(jing)及時

球化率(lv)高，耐腐(fu)蝕，質量可靠