Pressure Sand Filter
Pressure filters are available in either manual or automatic models.
Manual model (FM – Series) is equipped with 5 manual butterfly or ball control valves. The valves actuates the filter in service, backwash and rinse modes. A name plate is fixed to the face of the filter to indicate valves position in each mode.
Automatic type (FA-Series) is
equipped with 5 hydraulic automatically controlled diaphragm valves. The diaphragm valves are controlled by the
filter automatic control system.The
automatic control system and the diaphragm valves actuates the filter
automatically in service, backwash and rinse modes. The filter tank in a welded
construction fabricated from carbon steel
(by special order from S.S. 304 or S.S. 316).