Tel：+86-535-2169175
Mobile：+86-535-2169072
E-mail：sales@brightstonemems.cn
Add.：No. 46, Taipei North Road, Development Zone, Yantai City, Shandong Province, China
Applications: Ventilator; Oxygen generator; Gas mask and respirator; Sprayer; Continuous positive airway pressure (CPAP) equipment; Anesthesia delivery; Detect leaks; Spectrograph; Mass flow controller; Environmental climate control.
Features
High accuracy (1.5%F.S accuracy)
Linear output and no temperature compensation needed
Maintain long-term stability with minimal zero drift
Solid sensing core (no surface cavity or fragile film), resistant to clogging and pressure shock
Analog output (1 to 5V) (digital I2C communication output can be provided)
Fast response time (1ms response time)
Wide flow range: 0-2000sccm
Adapt to the measurement of relatively humid gases
Main Applications
Ventilator; Oxygen generator; Gas mask and respirator; Sprayer; Continuous positive airway pressure (CPAP) equipment; Anesthesia delivery; Detect leaks; Spectrograph; Mass flow controller; Environmental climate control.
Maximum Value
Operating temperature: -25℃~85℃
Storage temperature: -40℃~99℃
Humidity: 0~100%RH*
Shock resistance: 100g
The sensor is resistant to condensation
Electrical Characteristics
Test condition: VIN=12±0.01VDC
Relative humidity: 40%<relative temperature<60%
Maximum operating temperature range: -25℃~85℃
Specifications | Min | Normal Value | Max | Unit | Remark |
Flow Range | 0 | __ | 2000 | sccm | Customizable |
Supply Voltage | 8 | 12 | 24 | V | __ |
Electricity | 20 | __ | 15 | mA | __ |
Maximum Voltage Output | 4.94 | 5 | 5.02 | V | __ |
Zero Voltage Output | 0.98 | 1 | 1.02 | __ | __ |
Precision | __ | 1.5 | 2 | %F.S | __ |
Resolution | __ | 0.1 | __ | % | Full Scale |
Response Time | __ | 20 | 30 | ms | __ |
Zero Drift | __ | 0.2 | __ | %Year | Full Scale |
Temperature Drift | __ | __ | 4 | % | 0℃~50℃ |
Overall Material | Silicon carbide, epoxy resin, polyphenylene sulfide, FR4, Use silicon as a sealing material | ||||
Linear Output
Flow rate =[ (VOUT-1V) /4V]* flow range
For example, the CAFS3000 has 1000sccm with a flow range. When the output voltage is 2.5V, the instantaneous flow rate is [ (2.5-1V) /4V*1000sccm]=375 sccm
