沙缸自動控制多向閥沙缸自動控制多向閥沙缸自動控制多向閥 Automatic Multiport Valves AutomaticMultiport Valves innovated in the pattern of the past manualcontrol, applying the advanced microcomputer technique and theprinciple of pressure control and time control, automaticallycomplete the work of wash and backwash.自動控制多向閥采用**的微電腦技術，通過壓力和時間的控制原理進行操作，改變了手動操作模式。整個操作過程均由電子線路控制系統來控制，具有自動復位，自動故障報警功能。操作簡單，能夠有效的達到省時、省電、省力的目的。Features: .Innovative design .Easy to install .Easy, fast,menu-based programming .External power supply(220V,50Hz) .ValveSize (Top mount and side mount,1.5” 、2”) .Max.WorkingPrerssure(50pis) .Control Mode:1.Pressure 2.Time 3.Both Pressureand Time .Backwash Adjustable (30seconds-4 minutes) .RinseAdjustable (20 seconds-40 seconds) .Could control the switchbetween high speed and low speed .Water-resistan ( IP65 ) complieswith CE regulations .Automatic pump shutdown during valve positionchanges .Euipped to allow installation of a -3-way actuated valvethat admits water, during filtration,from the skimmer or pool vacintakes. .控制方式:壓力控制,時間控制或壓力+時間控制； .外接電源：220V/50Hz；.自動閥大?。?.5＂、2.0＂； .反沖洗可調時間：30秒～4分鐘； .管道沖洗可調時間：20秒～40秒；頂出式.jpg 批發說明