Tristarsteve wrote:Well usually just figures on an LCD screen on the engine display showing the fuel flow in kgs/hr (or lbs/hr in the USA)
There is no separate meter.
fr8mech wrote:Well, on a CF6, as installed on the B767, the transmitter uses the angular momentum of a rotor to measure mass flow rate. In other words, the flowing fuel spins a rotor. The rotor RPM is counted, the software in the EICAS computer converts the RPM to a flow rate and reports it to the crew, via EICAS.
I suspect most modern aircraft are similar.
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