FR03H flow sensor uses the MEMS thermal principle to monitor the flow of pipeline gas media. This product adopts low pressure loss design and is widely used in various types of gas flow measurement.

Application

Widely used to measure non-corrosive gases in industrial process control, dust particles counter, automated control, medical equipment, portable instruments, air quality sampling, smart building and environmental monitoring equipment.

Features

High sensitivity.
Extremely low initial flow rate.
High precision.
High measurement repeatability.
Low pressure loss.
Modular design.
Digital IIC or linear analog voltage output

Specifications

Product number		FR03H
DiameterD		∅3mm
Flow measurement	Maximum flow	5L/min @20℃ 101.325kPa
	measurementaccuracy	[ 0.15, 5]L/min ±2.5% [0,0.15)L/min±0.5%FS
	Repeatability	0.5%
	work pressure	≤200kPa
	Burst pressure	≥0.3MPa_
	Operating temperature	0℃～50℃
output signal	output method	Digital IICor linear analog voltage
	Simulate traffic	Linear0.5V~4.5V
	IICcommunication rate	100kHz__
	Signal refresh time	≤1m s_
	Signal response time	≤3ms
Electrical parameters	Operating Voltage	DC4.9V~14V
	Working current	≤30mA_
	Electrical Interface	PH2.0-5Pplug-in connector or 2.54mm-5P pin
other	Storagetemperature	-20℃～80℃
	△Pmax	≤1000Pa
	Measuring medium	Dry, clean, non-corrosive gas

* The description and specifications might be changed without notice. Please contact us for the latest information before placing orders.

1 PC Gas Flow Sensor FR03H