Gasboard7500E/Gasboard7500C Ultrasonic Oxygen and Gas Flow Sensor Introduction Based on ultrasonic technology, ultrasonic oxygen and gas flow sensor is used to detect oxygen concentration and gas flow in binary gases at the same time. Comparing with traditional electrochemistry or zirconium oxide oxygen sensor, it features no calibration, high accuracy, quick response and long lifespan, which can be suitable for PSA oxygen concentrator, medical ventilator, etc. OEM/ ODM SERVICE CAN BE CUSTOMIZED Features ■ Cutting-edge ultrasonic technology adopted ■ High accuracy, high stable, low cost, small size ■ Full scale temperature compensation ■ Factory calibration, no need to re-calibrate it ■ Long lifespan (>5years) ■ Pass EMC test, able to reduce interference Applications ■ Portable PSA oxygen concentrator ■ Industrial oxygen generator ■ Medical ventilator ■ Anesthesia machine Signal output UART_TTL; Analogue output 0~5V