The flowmeter is connected to your beer line just after the keg. So every drop flowing out of it is recorded. It is a tough unit works behind the scene in an accurate and efficient way day and night.If you install the end of keg detectors this is installed after that unit.
The flowmeter sends continuos signal to the FCU flowmeter collection unit. This is done by a wire connected to the FCU. Eight beer lines can be connected to one FCU.