... -20mA, 0-10V, impulse, and RS485 outputs.12,Easy installation and maintain.13,anti-interfere, anti-impurity, anti ... -acid, corrosion resistant, portabilityTechnical data:Nominal Diameter:6-4000mmNominal pressure:-0.1+70MPaTemperature:-196°( ... show accumulated flow and instant flow installation:easy to operate and install,easy maintenanceGood repeatability normally 0.1~0.08 ...