skill in the art from the logic flow chart of present fig1 that a loss of power can occur without resulting in indication of tampering as well known to those of ordinary skill in the art even the most efficiently operated power systems can sometimes experience a power outage such as due to a vehicle accident downing power lines or other uncontrolled causes if no motion detection within the predetermined time period has occurred in accordance with the subject invention any such power loss would not result in indication of tampering accordingly a false positive indication of tampering would be avoided those of ordinary skill in the art should appreciate that the present exemplary embodiments of the present methodologies may be practiced in conjunction with various apparatuses including various combinations of dedicated hardware and or programmable hardware with computer software implementation of logic steps fig2 is intended to be a representative functional block diagram of various apparatuses in accordance with the subject invention for practicing the above referenced methodologies it is to be understood that the disclosure of u s pat no 5 473 322 which is fully incorporated herein by reference represents specific examples of exemplary dedicated hardware and programmable hardware which may be practiced in accordance with the subject invention all such variations indicated therein are intended to come within the spirit and scope of the present invention by virtue of present reference thereto in exemplary fig2 meter motion sensing means 50 are provided for.