PROGRAMMABLE ELECTRONIC MEANS OF CORIOLIS FLOW METER, METHOD OF OPERATION OF ELECTRONIC MEANS AND PROCESSED READABLE SOFTWARE PRODUCT

摘要

1. Electronic flowmeter devices containing a single port and! a processing system connected to a single port and configured to:! processing signals from the flow meter to determine flow data; ! generating a frequency output signal whose frequency represents flow rate data, and transmitting this frequency output signal through a single port if the output command instructs the output of the frequency output signal; and! generating a digital communication protocol signal representing flow rate data, and transmitting the digital communication protocol signal through a single port if the output command instructs the digital communication protocol signal to be output. ! 2. Electronic tools according to claim 1, where the processing system is additionally configured to:! determining the direction of material flow; ! if the material flow is directed forward, generate a frequency output signal with a duty cycle of less than 0.5; and! if the material flow is directed backward, generate a frequency output signal with a duty cycle of more than 0.5. ! 3. Electronic tools according to claim 1, where the processing system is additionally configured to:! determine the occurrence of failure and! generate a frequency output signal of a predetermined frequency in response to a failure detection. ! 4. The electronic means of claim 1, wherein the processing system is further configured to receive an input signal through a single output port, wherein the input signal includes an output command. ! 5. Electronic tools according to claim 1, where the processing system is additionally configured to accept