Ultrasonic flow sensor Gasboard-7500K-OAQ

volumeairfor ambient air flow

Ultrasonic flow sensor Gasboard-7500K-OAQ is an high performance-cost-ratio sensor for measuring gas flow. This sensor has full scale matrix temperature and humidity compensation, it has outstanding characteristics of high accuracy, great stability, no drift, etc. Very suitable for digital gas analysis and detection instrument, particle counter and other air monitoring equipment for ambient air flow measurement. Features • Measure air flow rate 0~20L/min • Full scale matrix temperature and humidity compensation • Quick response, stable measurement, high accuracy • Self-calibration, maintenance-free, no drift • Perfect EMC performance, long life span Specifications • Detect principle:Ultrasonic Technology • Detection range:0~20L/min(Note 1) • Detection accuracy:±3% or ±0.3L/min (Condition:5~45 ℃) • Resolution:0.01L/min • Response time:<0.3S • Work condition:-20~60℃; 0~95%RH（Non-condensing） • Storage condition:-20~60℃; 0~95%RH（Non-condensing ） • Work voltage:DC 4.75V-12.5V, Ripple Wave <50mV • Average work Current:≤35mA • Communication interface:UART_TTL(5V) • Product size:W120*H30*D22 mm • Life span:≥5 Years