Medical Air Flow Sensor

Precision mass air flow sensor featuring 0-10 SLPM measurement range, linear voltage output, and venturi design. Constructed with silicon materials, operates from -20°C to +70°C with 8-15V supply. Ideal for industrial applications requiring accurate gas flow monitoring with minimal pressure drop.

High-precision 50 SCCM bidirectional digital airflow sensor with 12-bit resolution and low 3.3V operation. Features linear output, altitude insensitivity, and ASIC-based I2C compatibility for medical applications. Operating temperature range from -20°C to +70°C with polymer construction.

High-precision silicon microbridge mass airflow sensor designed for medical oxygen concentrators and conservers. Features exceptional sensitivity to low flows (0.1 SCCM to 6 SLPM), low power consumption for portable devices, and laser-trimmed interchangeability. Ideal for medical ventilators, anesthesia machines, and industrial gas control applications with 4.8mm port size.

Compact medical-grade air flow sensor featuring 5V amplified output, dual Wheatstone bridge technology, and thermal isolation for precise low vacuum measurement. With 4.826mm port size, operating range from -25°C to +85°C, and 27.734g weight, this sensor delivers fast response and high sensitivity for medical applications requiring reliable airflow control.

MEMS-based medical air flow sensor with 8mm diameter and 10-50 SLPM measurement range. Features 100:1 turndown ratio, ±(1.5+0.2FS)% accuracy, and 100ms response time. Easy installation with no temperature/pressure compensation required, making it ideal for medical gas monitoring applications.

Compact 1.4mm x 1.3mm x 2.8mm purified air flow sensor designed for low-speed gas monitoring in 3-8mm pipelines. Features low power consumption, wide temperature range (-50°C to 125°C), multiple connection options, and rapid response time. Ideal for medical equipment, purification systems, and industrial gas flow applications.

Product Description: YJJ CAFS1000A Automotive-Grade Air Flow Sensor - Gas Flow Meter With DN60 Features: I. Basic Model Information Series: CAFS1000 Automotive-grade Airflow Sensor Model: CAFS1000A (Integrated Pipe-type Airflow Meter, Host Equipment Compatible Model) Measurement Principle: Thermal MEMS Silicon Chip, Direct Measurement of Airflow Quality (kg/h), Non-Volumetric Flow II. Core Performance Parameters 1. Flow Measurement Specifications Standard Range: 10 - 1000 kg

MF5706-G-20-B-A MEMS Thermal Gas Mass Flow Meter for Medical Food Industrial and Environmental Applications Applications: Medical: Hospital oxygen supply monitoring and metering. Food & Beverage: Nitrogen purging, inert gas protection for packaging. Industrial: Compressed air, gas blending, process flow control. Environmental: Emission monitoring, gas analysis instruments. Laboratory: Precision gas flow calibration and research. Product Model MF5706-G-20-B-A Working Principle

AFD4020A31 High-precision vortex Liquid Flow Sensor for Liquid Flow Detection and Real-time MonitoringAFD4020A31 High-precision vortex Liquid Flow Sensor for Liquid Flow Detection and Real-time Monitoring Product Features: High Measurement Accuracy: The full-scale accuracy reaches ±3.0% FS, with excellent repeatability less than 2.0%, ensuring stable and reliable detection data. Durable & Maintenance-Free: No movable structural parts, effectively avoiding mechanical wear and

MF5706-G-20-B-A Thermal Gas Mass Flow Sensor With LCD Digital Display 1. Thermal Mass Measurement: Directly measures mass flow, unaffected by fluctuations in operating temperature or pressure; 2. Dual-Function (Digital Display + Communication): Enables direct flow readings at the site while supporting data acquisition via RS485 connection to a PLC or industrial control system; features include totalizer reset, high/low limit alarms, and password-protected parameter settings;

Product Description: YJJ FS1015CL-100-ISO-C MEMS Thermal Gas Mass Flowmeter 0-100SLPM Medical Equipment Features: I. Model Explanation FS1015CL: SiXiang MEMS thermal mass flow series (without split-flow straight-through structure) 100: Range 0 - 100 SLPM (standard liters per minute, at standard pressure and 20°C) ISO: ISO15mm medical standard cannula interface (commonly used in ventilators) C: Dual output: 0.5 - 4.5V analog voltage + IIC digital signal II. Core Electrical &

HAFUHH0050L4AXT Mass Air Flow Sensor 50 SLPM Digital Output FEATURES: • Fast response time (1 ms) allows the customer’s application to respond quickly to a change in airflow, important in critical medical (e.g., anesthesia) and industrial (e.g., fume hood) applications. • High stability reduces errors due to thermal effects and null shift, providing accurate readings over time and often eliminating the need for system calibration after PCB mount and periodically over time. •

Product Description: YJJ AFD4040A34 5-40 L/min Vortex Flowmeter for Industrial Water Cooling Features: I. Model Interpretation 4040: Measurement range 5 - 40 L/min A31: NPN collector open-circuit pulse output, no temperature measurement, no display screen, basic needle valve model Thread: G3/8 external thread (3 teeth), outlet M8 waterproof plug II. Core Electrical & Measurement Range Parameters Flow range: 5 - 40 L/min, minimum startup flow 5 L/min Accuracy: ±3% FS;

Product Description: YJJ AFD4040A31 5-40L/min Vortex Liquid Flowmeter for Industrial Water Cooling Features: I. Model Interpretation 4040: Measurement range 5 - 40 L/min A31: NPN collector open-circuit pulse output, no temperature measurement, no display screen, basic needle valve model Thread: G3/8 external thread (3 teeth), outlet M8 waterproof plug II. Core Electrical & Measurement Range Parameters Flow range: 5 - 40 L/min, minimum startup flow 5 L/min Accuracy: ±3% FS;

HAFUHT0050L4AXT Mass Air Flow Sensor Digital Thermoplastic (TP) FEATURES • Wide airflow range: The industry’s broadest airflow range measures mass flow with standard flow ranges of 0 to10, 0 to 15, 0 to 20, 0 to 50, 0 to 100, 0 to 200 and 0 SLPM to 300 SLPM, or custom flow ranges, increasing the options to integrate the sensor into the application. • Choice of port styles: Manifold mount, 22 mm OD tapered male fitting, and G 3/8 female threaded fitting provide flexibility to

Product Description: YJJ AFD4020A31 2-16L/min Vortex Liquid Flow Sensor for Industrial Water Cooling / Laser Equipment Features: I. Core Parameters Range specification (standard for AFD4020) Liquid flow rate: 2 - 16 L/min (clear water / coolant), minimum startup flow rate 2 L/min Interface thread: G3/8 (3 external threads), M8 electrical outlet Model A31 definition A: NPN pulse collector open-circuit output (standard pulse signal, 1L ≈ fixed pulse count) 31: No temperature

HAFUHM0020L4AXT Mass Air Flow Sensor 20 SLPM Unidirectional Operation Mode FEATURES • Fast response time (1 ms) allows the customer’s application to respond quickly to a change in airflow, important in critical medical (e.g., anesthesia) and industrial (e.g., fume hood) applications. • High stability reduces errors due to thermal effects and null shift, providing accurate readings over time and often eliminating the need for system calibration after PCB mount and periodically

Product Description: YJJ MF5706-G-20-B-A 0-20L/min MEMS Micro Thermal Gas Mass Flow Meter Features: I. Model Explanation MF5706: Series specification (small diameter body) G: General gas type 20: Range 0 - 20 L/min (SLPM) B: LCD local digital display A: Standard RS485-Modbus communication output II. Core Technical Parameters Measurement Principle: MEMS thermal mass flow, no need for temperature and pressure compensation, directly measures mass flow Range: 0 - 20 L/min (liters

Product Description: YJJ 8412935 ±0-18 L/s (±1080 L/min) Adult Bidirectional Flow Sensor (Thermal Wire Type) Features: I. Core Parameters Measurement Principle: Constant temperature hot wire wind speed type, measuring inhalation and exhalation flow in both directions simultaneously. Built-in Infinity ID intelligent chip, the anesthesia machine automatically identifies and calibrates. Range: ±0 to 18 L/s (±1080 L/min), suitable for adults and older children. Accuracy: Full

Product Description: YJJ HAFUHM0020L4AXT Thermal Mass Flow Sensor 0-20SLPM for Medical Applications Features: I. Core Parameters (25℃, 1 atm, air) Model: HAFUHM0020L4AXT Measurement medium: Dry, clean, oil-free air / non-corrosive gas Range: 0–20 SLPM (standard liters per minute) Accuracy: ±0.5% FS (full scale), ±0.5% reading Repeatability: ±0.1% FS Resolution: Up to 0.002 SLPM Response time: ≤ 1 ms (fast dynamic) Output interface: I2C (digital), slave address 0x49, 3.3V