A sensor mounting mechanism that includes a base member adapted to be mounted to a structure and a base neck having a first end and a second end where the first end is adapted to be coupled to a sensor with a ball-socket coupling and the second end is coupled to the base member with a rotating coupling. The mounting mechanism provides fine and coarse adjustment means for adjusting the scanning area of the sensor such as an PIR occupancy sensor without the use of a tool. The sensor includes a detachable lens holder for easy replacement of the lens.
CROSS REFERENCE TO RELATED APPLICATIONS
This application is a Continuation-In-Part application and hereby claims priority from U.S. application Ser. No. 11/207,729 filed on Aug. 22, 2005. That application claims the benefit of the filing date of a provisional application having Ser. No. 60/604,543 which was filed on Aug. 26, 2004, wherein the disclosures of both applications are hereby incorporated herein by reference in their entirety.