http://www.xxxhfm.com/cpinfo.php?product_id=106 
 Xinhua specialized in producing self-cleaning filters, automatic brush-type filters, automatic backwash filters, automatic self cleaning filters, automatic sewage filter, automatic cyclone desander, automatic integrated water processor 
 For details, please visit the network 
 Address: http://www.xxxhfm.com Ali Baba: http://xxxhfm.cn.alibaba.com/ 
 Factory Address: Kang village, Xinxiang City Industrial Zone, 2 km east of Tel: 
 0373-4780088 (Wang: 13598712833). Fax :0373 - 4780588 Customer Service QQ 
 : 421 574 648 You can also give us your contact information, my email: xxxhfm.hi @ 163.com 
 If you have the time to welcome to visit our factory, we are willing to bear the cost of your correspondence. Third, the product functions and features, product features 
 Automatic self-cleaning filter with uninterrupted water supply raw water to filter and automatic filter cleaning sewage, and sewage cleaning system. 
 Automatic self-cleaning filter cleaning there are two control modes: automatic and manual control. 
 Automatic control: automatic control of the timing and pressure in two ways. Filtration time, filtration time on the timer set when the filtration time to start the sewage, the sewage from the sewage time timer setting; control system in real time compared to the differential pressure of the system pressure set by the user, when the system pressure difference to reach the set pressure, the filter for cleaning sewage, the sewage from the sewage timer settings. Sewage time to stop cleaning the system back to its initial state, ready for the next filtering process. 
 Manual control: toggle on the control panel manual / automatic selector switch to the manual position, the filter sewage. 
 Users may need to choose between two control modes, the specific operations, see the back of the operating part. 
 2, the characteristics of filtration precision defaults to 100 microns and 100-3000 microns optional filtering area, high dirt holding capacity, the user can be customized according to the actual conditions. 
 1) The cleaning method is simple, and the wash cycle electronic monitoring can be achieved automatically cleaning sewage. . Automatic self-cleaning filter control system parameters can be adjusted. 
 2) a motor overload protection, which can effectively protect the motor. 
 3) has the characteristics of uninterrupted water supply in the cleaning of sewage, without bypass, and the cleaning time is short, the sewage water consumption does not exceed 1% of the total flow. 
 4) maintenance, installation and removal simple. Pipeline with the user's connection, flange connection flange GB flange, versatility.