Principle Introduction:
FR03H flow sensor is an upgrading developed from F1012 . It adopts MEMS Thermal principle to monitor the flow of pipeline gas medium. This product adopts low pressure loss design and is widely used for all kinds of gas measurement.

Applications :
The flow sensor of our company adopts standard condition and air calibration by default. If the user has special requirements, calibrate according to the customer's requirements.

Technical parameters :

Tips:For more parameter information, please refer to the latest manual provided by salesman.

Model NO.	FR03H
Full Scale(SLM)	1/2/3/4/5
Drift diameter	DN3
Output Mode	Linearity0.5V～4.5V(Customization Service)
Output impedance	200Ω
Working Voltage	DC5V～14V
Working Current	≤10mA
Accuracy	±(2+0.5FS)%
Repeatability	0.50%
Output Drift	0.12%/℃
△Pmax	≤600Pa
Working Pressure	≤200kPa
Working Temperature	0℃～50℃
Storage Temperature	-20℃～80℃
Measurement Medium	Dry and clean non-corrosive gas
Electrical interface	2.54mm-5P Pin orPH2.0-5PTerminal（Optional）
Calibration mode	ISO3mm
PIN Definition	Air Calibration（20℃、101.325kPa）
Working Pressure	①	②	③	④	⑤
		OUT	VCC	GND

Reference Circuit :

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