Vortex Flow Meter 1.Accuracy:1.0 2.Pressure: 1.6,2.5, ... as coefficient of deviation of gas,coefficient of deviation of meter and rated value etc.3.Self-diagnostics:making a diagnosis ... ,sending and acceptance of signal and trouble of CPU.4.Display function:all parameters such as diagnostic code,flow quantity,general ... -8,000300-10,0004,000-40,0002,500-60,000 digital display vortex flow meter