END OF SERVICE LIFE INDICATOR FOR FILTER

摘要

An end of service life indicator for a filter (100) may comprise a filtering component, a sensor (202), and a heating element (204). The filtering component may have an outer surface (104). The sensor (202) may have a first surface (206) and a second surface (208). The first surface (206) may be proximate the outer surface (104). The heating element (204) may have a contact surface (210). The contact surface(210) may be in contact with the second surface (208) of the sensor (202).