Description Venturi Thermal Mass Flow Meter | FDM06-I Input Sensor type Hot-wire sensor Turndown ratio 100: 1 Measuring range* DN15 : 76 Nm³/h DN25 : 220 Nm³/h DN40 : 600 Nm³/h DN50 : 1000 Nm³/h DN80 : 2500 Nm³/h DN100 : 4000 Nm³/h *The measurement range is defined at the standard condition(1013 mbar, 20°C). Output Output signal 4 … 20 mA / 0 … 10 V / RS-485 Signal connection M12 3-wire Warm-up time 60 sec Response time t90≦6 sec Load resistance Current output: ≦500 Ω Voltage output: ≧10 KΩ Communication Communication methods & protocol RS-485 Modbus RTU RS-485 baud rate 9600、19200、38400、57600、115200 bps Accuracy ( at 25°C ) Accuracy ±1.5% F.S. Temp. influence 0.2% / °C Repeatability 0.50% Environmental Medium Non-corrosive gas Operating Temp. & Humid. 0 … 50°C / 20 … 90%RH(Non-condensing) Storage Temp. -20 … 60°C Operating pressure 16 bar Electrical Power supply DC 24 V ±10% Current consumption 24 V: 110 mA Relay capacity Max current: 6 A Max voltage: DC 24 V (DC 36 V Max) Electrical connection M12 8P connector Installation Pipe connection G thread Pipe size DN15 ( 1/2″ ) DN25 ( 1″ ) DN40 ( 1-1/2″ ) DN50 ( 2″) DN80 ( 3″) DN100 ( 4″) Display Display readout 0 … 99999999 (Cumulative flow: 8-digit) 0 … 99999 (Instantaneous flow: 5-digit) Decimal point Button Sampling time 1 cycle/sec Flow unit mL、L、m³、gal、ft³、inch³、UK gal Time unit /min、/hr Response time adjustment range 0.5 … 300 sec Certification Certification CE Protection IP rating IP65 Electrical protection ■ Reverse polarity ■ Over-voltage Material Pipe Aluminum alloy Housing Aluminum alloy Weight DN15 ( 1/2″ ): 0.9 Kg DN25 ( 1″ ): 0.8 Kg DN40 ( 1-1/2″ ): 1.1 Kg DN50 ( 2″): 1.3 Kg DN80 ( 3″ ): 5.4 Kg DN100 ( 4″): 9.4 Kg Note: Design and specifications are subject to change without notice. Note: If the product has RS-485 function, to avoid damaging product, please make sure the product and the device which connect with RS-485 are on common ground. Venturi Thermal Mass Flow Meter | FDM06-I
