Product Description
CAFS3000 Series Gas Mass Flow Sensor is a state-of-the-art instrument designed for the measurement and
control of clean, relatively dry gases in very low flow
applications. Utilizing cutting-edge MEMS (Micro-Electro-Mechanical
Systems) technology, the CAFS3000 series offers a combination of
high sensitivity, reliability, stability, and cost-effectiveness.
This sensor is capable of providing accurate flow measurements
across a wide range of flow rates within a compact form factor.
Product Features
- High Accuracy: ±1.5% F.S accuracy ensures precise and reliable flow
measurements.
- Linear Output with No Temperature Compensation Required: Delivers a linear output signal without the need for additional
temperature compensation.
- Minimal Zero Drift: Maintains long-term stability with minimal zero drift for
consistent performance.
- Solid-State Sensor Core: Features a robust solid-state sensor core designed to resist
clogging and withstand pressure shocks, with no fragile membranes
or surface voids.
- Flexible Output Options: Provides analog output (1-5 VDC) for traditional applications and
optional I2C digital output for advanced communication needs.
- Fast Response Time: Exceptional response time of 1 ms for accurate and timely flow
measurement.
- Wide Flow Range: Measures gas flow rates from 0 SCCM to 2000 SCCM, suitable for a
variety of low-flow applications.
- Humidity Tolerance: Capable of measuring gases with relatively high humidity.
Performance Parameters
Feature | Details |
---|
Flow Range | 0 - 2000 SCCM (customizable) |
Power Supply Voltage | 8 ~ 24 VDC |
Current | 15 - 20 mA |
Maximum Voltage Output | 4.94 V - 5.02 VDC |
Zero Point Voltage Output | 0.98 V - 1.02 VDC |
Accuracy | ±1.5% F.S |
Pressure Resistance | 0.3 MPa (customizable) |
Resolution | 0.1% F.S |
Response Time | 20 - 30 ms |
Zero Drift | 0.2% F.S per year |
Temperature Drift | 4% from 0°C to 50°C |
Overall Material | Silicon Carbide, Epoxy Resin, PPS, FR4, Silicon Sealing Materials |
Output Options | 3-pin Analog Voltage Output or 5-pin Analog + I2C Digital
Communication |
Maximum Operating Temperature | -25°C to +85°C |
Applications
The CAFS3000 Series Gas Mass Flow Sensor is ideal for a wide range of applications in various fields,
including:
- Oxygen Generators: Precise flow measurement for oxygen production systems.
- Respirators and Breathing Masks: Monitoring and controlling gas flow in protective respiratory
equipment.
- Sprayers: Measuring gas flows in aerosol and liquid spraying devices.
- CPAP Devices: Flow measurement for Continuous Positive Airway Pressure therapy
equipment.
- Anesthesia Delivery: Ensuring accurate gas flow in anesthesia systems.
- Leak Detection: Detecting gas leaks in various systems and environments.
- Spectrometers: Providing gas flow measurements for analytical and research
applications.
- Mass Flow Controllers: Controlling and monitoring gas flow in various industrial
processes.
- Communication Systems: Flow measurement for gas-based communication technologies.
- Environmental Climate Control: Managing and controlling gas flows in climate control systems.
Detailed English Description
The CAFS3000 Series Gas Mass Flow Sensor is designed for precise measurement and control of very low gas
flow rates. Employing advanced MEMS technology, this sensor
provides high-precision flow measurement with excellent stability
and minimal zero drift. It is well-suited for applications where
clean, dry gases are used, and it operates efficiently across a
wide range of flow rates from 0 SCCM to 2000 SCCM.
The CAFS3000 series offers both analog and digital output options.
The analog output option provides a 1-5 VDC signal, while the
digital option features I2C communication for advanced data
acquisition and control. The sensor’s solid-state design ensures
durability and resistance to clogging, making it ideal for
environments where gas flow conditions may vary.
With a fast response time of just 1 ms, the CAFS3000 series
provides real-time flow measurement for applications requiring
quick and accurate data. The sensor is also designed to handle
gases with some humidity, expanding its utility across different
applications and industries.
Summary Table
Feature | Details |
---|
Model | CAFS3000 Series |
Flow Range | 0 - 2000 SCCM (customizable) |
Accuracy | ±1.5% F.S |
Response Time | 20 - 30 ms |
Pressure Resistance | 0.3 MPa (customizable) |
Output Options | 3-pin Analog Voltage or 5-pin Analog + I2C Digital Communication |
Temperature Range | -25°C to +85°C |
Humidity Tolerance | Relatively humid gases |
Material | Silicon Carbide, Epoxy Resin, PPS, FR4, Silicon |
Applications | Oxygen Generators, Respirators, Sprayers, CPAP Devices, Anesthesia,
Leak Detection, Spectrometers, Mass Flow Controllers, Communication
Systems, Environmental Climate Control |
This detailed description covers the essential aspects of the
CAFS3000 Series Gas Mass Flow Sensor, offering potential users
comprehensive information about its features, performance, and
applications.