The invention provides a method and several types of devices for converting meter reading signals into data messages including a first message (40) having meter data (44) representing consumption of a utility, and meter diagnostic status data (43), and a second message (60) having meter reverse flow data (63-65) and meter diagnostic data (66) particular to an electronic flow meter, and receiving said first message (40) and said second message (60) and converting first message and said second message to radio frequency signals (25) and transmitting said radio frequency signals (25) to a receiver (22, 24).