PERCOLATION FILTER SYSTEM WITH A REPLACEABLE CARTRIDGE, A METHOD FOR DETERMINING THE DEPLETION OF A REPLACEABLE CARTRIDGE IN A FILTER SYSTEM AND A KIT INTEGRATING THIS METHOD

摘要

A percolation filter system with a replaceable cartridge comprising means for determining and/or displaying a parameter representative of the residual service life and/or level of depletion of the cartridge in order to inform the user of this parameter with a view to the replacement of the spent cartridge, characterised in that these determination means comprise means for correcting the determination and/or display of this parameter and means for setting the desired correction which may be set at will by the user.