Introduction
Gasboard-7500H series are a type of ultrasonic oxygen gas sensors, which can realize accurate and stable measurements for oxygen concentration and flow rate. Gasboard-7500H series provide a new, economical, durable option for system designers who is seeking for medical oxygen sensor for PSA oxygen generator, medical ventilator, respiratory device, anesthetic machine and vaporizer. By adopting ultrasonic detecting technology and principle of TOF (time of flight) measurement , Gasboard-7500H series have great performances: excellent stability, high accuracy, fast response, continuous monitoring, no drift, no need routine calibration, maintenance-free, etc.
Features
Ultrasonic measurement technology, for both oxygen concentration and flow rate
Based on principle of TOF (time of flight) measurement, continuous monitoring, no drift, no need routine calibration, maintenance-free.
Excellent stability, high accuracy, fast response
Full scale matrix temperature compensation(humidity is also available)
No-consuming parts, long Lifespan
Small size, flexible installation
High performance-cost-ratio
Support serial port and analog output accurate measurements
Enhanced EMC performance
RoHS, REACH, CMC, CE certificated
Applications
Medical and Health
Oxygen Generator
Ventilator
Specifications
Detect Principle: Ultrasonic Technology
Detection Range: O2 Concentration:20.5%-95.6%；O2 Flow Rate:0~10L/min
Detection Accuracy : O2 Concentration: ±1.5%FS@ (5~45)℃; O2 Flow Rate: ±0.2L/min@ (5~45)℃
Resolution: O2 Concentration: 0.1%; O2 Flow Rate: 0.1L/min
Response Time: O2 Concentration:<1.5S; O2 Flow Rate<0.3S
Work Condition: -5~50℃;0~95%RH（Non-condensing）
Storage Condition: -20~60℃;0~95%RH（Non-condensing ）
Work Voltage: DC 4.75-12.6V, Ripple Wave <50mV
Average Work Current: <35mA
Communication Interface: UART_TTL (3.3V)
Product Size: W80*H22*D25 mm
Life Span: ≥5 Years
