CPC G01F 1/662 (2013.01) [G01F 15/063 (2013.01)] | 13 Claims |
1. A modular ultrasonic flow meter including:
a flow tube providing a flow channel extending between an inlet and an outlet;
a watertight meter housing connected to the flow tube;
a measurement printed circuit board including a measurement circuit communicating with one or more ultrasonic transducers, the measurement printed circuit board arranged in the meter housing for transmitting and receiving ultrasonic signals through the flow channel;
a self-contained power supply;
a control module comprising a module housing connected with a main printed circuit board including a central processing unit and a communication circuit, wherein the measurement printed circuit board and the one or more ultrasonic transducers are mounted in a bottom part of the meter housing and the control module is adapted to be inserted into the meter housing above the measurement printed circuit board; and
a power and communication connection between the main printed circuit board and the measurement printed circuit board;
wherein the self-contained power supply being arranged in the module housing to power the main printed circuit board and the measurement printed circuit board.
|