Flow Sensors

OEM Mass Flow Sensor 840621

Model Number: 840621

OEM Mass Flow Sensor that can be calibrated for air with accuracy of ±2.0% of reading or 0.05 standard L/min @ 21 °C.

Product Details

Our flow measurement design team can develop the precise mechanical configuration, performance characteristics, and electronic interface you need to optimize your design. The exceptional performance of these embedded flow sensors can enhance your product's performance and improve the time to market on new product development.

Sensor Specifications

  • Calibration: air
  • Flow range: 0 to 300 standard L/min
  • Accuracy: ±2.0% of reading or 0.05 standard L/min @ 21 °C   (Consult TSI for complete product specifications. Specifications are subject to change without notice.)
  • Temperature range: 10°C - 50°C 
  • Pressure drop: 50 cm H2O at 200 L/min
  • Response time: 3 msec (63% to full-scale flow)
  • Output signals flow: 0 to 3.3 VDC non-linear, 2 channel 
  • Output signal temperature: 0 to 2.5 VDC non-linear
  • Input voltage: 5 VDC ±10%, regulated 
  • Power consumption: 0.8 watts at full-scale flow
  • Mating connector: Molex 87832-1020 (2 mm pitch, 2 row, 10 pin) 
  • Eeprom interface: I2C Communication
  • Meets RoHS Directive 2011/65/EU

Features and benefits

  • Fully calibrated and ready to install
  • Mass flow measurements
  • Fast response
  • Accuracy as a percent of reading
  • Low pressure drop