1PC FRn20 Flow Sensor

The FRn20 series micro-flow gas mass flow sensor is specifically designed for various micro-flow process control applications. This product is an upgrade based on the FR20 series, offering significantly enhanced zero stability and full-scale signal stability. It is suitable for industrial process monitoring. Application Industrial process control and monitoring Energy management and ventilation systems Flow measurement in medical and analytical equipment Air-to-fuel ratio control Features High sensor sensitivity with extremely low start-up flow Multiple signal output options High stability and repeatability across the entire range Specifications Parameter Value Unit Nominal diameter 20 mm Flow measurement Max flow 150、200、300 SLM Accuracy ±(2+0.5FS) % Repeatability 0.5 % Maximum working pressure 200 kPa Working temperature 0～50 ℃ Output signal Output Digital I²C & Analog 0.5V～4.5VDC IIC communication rate 100 kHz Signal response time ≤50 ms Electrical Parameters Working voltage 5～15 VDC Working current ≤30 mA Electrical interface PH2.0-5P plug-in connector or 2.54-5pin pin header optional Other Storage temperature -20℃～65℃ Measurement medium Dry, clean non-corrosive gases Our company's flow sensors are calibrated by default under conditions of 20°C, 101.325 kPa, and using air as the reference. The production environment is maintained at a temperature of 22±2°C, in a cleanroom setting with 30%–35% relative humidity. If special requirements exist, calibration will be performed according to the customer's specifications. * The description and specifications might be changed without notice. Please contact us for the latest information before placing orders.