Patent ID: 6362741
Filing Date: 2002-03-26
Classification: G01M

Abstract:
A portable leak detector comprising:a housing having an inlet in fluid communication between an interior and an exterior of the housing and an outlet in fluid communication between the interior and the exterior of the housing; a gas sensor in fluid communication with the interior of the housing via the inlet thereof, the gas sensor having a property that changes in response to exposure of the gas sensor to one or more gases; a probe lamp, a plurality of first indicator lamps supported by the housing; a speaker supported by the housing; and a controller supported by the housing and connected to detect the property of the gas sensor, wherein the controller, as a function of the detected property of the gas sensor (i) causes the probe lamp to flash at a first frequency, (ii) causes a first group of the plurality of first indicator lamps to illuminate, and/or (iii) causes the speaker to chirp at a second frequency.