GC Venturi Inline Type Air Flow Transmitter Features • Precision measurement : Adopting the unique fluid dynamics principles of Venturi tube, the FDM08 provides accurate measurement. • Wide range of applications : Suitable for general gases, steam, contaminated gases, or high-humidity gases. • Stable performance : No moving or electronic parts inside the pipeline, ensuring excellent long-term stability. • Easy installation : Shorter front and rear straight pipe sections compared to standard throttling devices, approximately 2.5D in the front and 2D in the rear. • Low pressure loss : Designed to minimize pressure loss, reducing energy consumption. Compressed air systems / Boiler systems / Industrial process gases / Water treatment aeration systems

ec| SpecificationMeasurement Sensor type Air flow measuring range* Air flow / Air velocity-FDM08 Turndown ratio Differential pressure sensor Reference airflow range table based on Pipe size environmental conditions www.eyc-tech.comInstallation Pipe connection G thread *The measurement range is defined at the standard condition(1013 mbar, 20°C). *Pairs with DPM04 Flow Totalizer for instant conversion of differential pressure to air velocity and volume. Accuracy Accuracy Temp. influence Long-term stability Zero drift Output signal Aluminum alloy Diaphragm : SS316L O-ring : Nitrile Butadiene Rubber...

Air flow / Air velocity-FDM08www.eyc-tech.com Absolute Pressure ( bar )

Power supply Standard 24 V DC power supply | Calibration System | Air volume standard calibration system Air volume : 1 m³/h ... 1000 m³/h Referring to ISO 9300 "Flow Measurement of Critical Flow Venturi Nozzles", this device is a standard flow device According to ISO 9300 Critical Flow Venturi Nozzle Flow Measurement Sonic speed V=331.6+0.6T(m/s) combination consisting of multiple venturi nozzles accord- ing to the maximum and minimum flow ranges that need to be calibrated. | Measurement Principle | ■ Venturi tube The Venturi tube is a flow measurement device designed based on the Venturi effect...

eyc-tech FDM08 Venturi Inline Type Air Flow Transmitter + eyc-tech DPM04 Flow Totalizer FDM08 Venturi Inline Type Air Flow Transmitter Differential pressure measurement Converts to flow value and calculate cumulative flow value. Cloud | Additional Option Test Report | For more detailed information please contact us. ■ ISO 9001 Project Measurand level or range