mõõtesuuruse väärtust iseloomustav mõõtevahendi väljundist edastatav signaal, signal of the data channel against a known input signal for various values of this signal, signal from the transmitter which is afunction of the flowrate, analogue or digital representation of the measurand, output from the secondary device which is a function of the flow-rate, sekundaarseadme väljund, mis on voomahu funktsioon