Patent ID: 6392704
Filing Date: 2002-05-21
Classification: G08B,H04N

Abstract:
A sensing and processing unit for use in remote sensing applications comprising:a sensor; a processor processing an output from said sensor; communication means to which an output from said processor is supplied, said communication means transmitting said processor output from a remote location where said unit is used to monitor a site; a sealed enclosure in which is housed printed circuit boards, the enclosure being removably mountable to a mounting fixture and sealingly housing said sensor, processor and communication means in a protected environment; and, heat transfer means housed in the enclosure to transfer heat generated by operation of said sensor, processor, and communication means away therefrom and to the atmosphere surrounding said enclosure, said heat transfer means including heat sink elements fitted between the printed circuit boards, said heat sink elements having a surface in heat transfer contact with a wall of said enclosure to transfer heat from components on said printed circuit boards through said wall to the atmosphere outside said enclosure.