A system for monitoring at least one parameter of interest relating to a flow
conduit
having a through passage and a fluid flow therein comprises at least one measurement
station coupled to the flow conduit for taking a measurement relating to the parameter
of interest. An interrogation device is adapted to move proximate the measurement
station and to transmit a first signal to the measurement station, and to receive
a second signal from the measurement station relating to the parameter of interest.
The measurement station receives power from the first signal.
