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Gas Flow Sensors

ESRF-ESF Sensor

The ESRF-ESF is a high-precision thermal gas flow meter designed for bidirectional flow measurement. With its compact design and advanced technical specifications, this flow sensor is ideal for use in medical, pharmaceutical, and process equipment where accuracy and reliability are paramount. Whether for ventilatory assistance, respiratory systems, or industrial applications, the ESRF-ESF ensures optimal performance.
Description
Specifications
Technical Information
Applications
Similar Products
Description

The ESRF-ESF is a high-precision thermal gas flow meter designed for bidirectional flow measurement. With its compact design and advanced technical specifications, this flow sensor is ideal for use in medical, pharmaceutical, and process equipment where accuracy and reliability are paramount. Whether for ventilatory assistance, respiratory systems, or industrial applications, the ESRF-ESF ensures optimal performance.

Key Features

  • Bidirectional Flow Meter: Measures both inhale and exhale flow for medical applications.
  • High Accuracy: Total error of less than 1.25% RD.
  • Temperature Compensation: Provides stable, calibrated output in varying conditions.
  • Compact Design: Easy integration into a wide range of systems.
  • Flexible Output Options: Supports SPI, I2C bus & analog output for seamless system integration.
  • Certified for Safety: CE certified, ensuring compliance with international standards.
  • Competitive Pricing: Offering superior performance at an affordable cost.
Specifications
Key Attributes
Calibration Gas
Air, other available on request
Flow Range
Up to ±300 ln/min Bi or Unidirectional
Supply Voltage
5 V
Output
I2C, SPI, 0.5 – 4.5 V
Total Error
±1.25 % RD
Effective Resolution
12 bit
Response Time
35 ms
Pressure Drop
<18.4 mbar @ 300 ln/min
Operating Temperature
– 20 °C … + 85 °C
Calibration Temperature
0 °C … + 50 °C
Humidity
0 % – 95 % RH Non-Condensing
Size (W x L x H)
44 x 92.8 x 35.4 mm
Pneumatic Interface
22 mm ISO 5356
Electrical Interface
2mm Locking Connector
Typical Applications
Medical – Ventilation, Respiration
Technical Information
Name
Type
File
Flyer ESRF-ESF
Flyer
869.36 K
Datasheet ESRF-ESF
Datasheet
623.01 K
Step Files ESRF-ESF
Step Files
818.25 K
Applications
Medical Applications

The ESRF-ESF is ideal for a wide range of medical applications, including ventilation, respiratory measurements, anesthesia, and drug delivery systems. It is especially suitable for neonatal care, offering precise flow measurement for both inspiratory and expiratory flow in infants. It also supports critical medical devices such as oxygen concentrators, CPAP machines, spirometers, and anesthesia delivery systems.

Industrial Applications

The ESRF-ESF is not only limited to medical use but also excels in industrial applications. It is widely used in mass flow controllers, fuel cell control, process gas monitoring, and environmental climate control systems. It is also employed in analytic instrumentation such as spectrometry and chromatography, and in applications like gas leak detection, burner control, and process automation. This versatility makes it an excellent choice for a variety of industries seeking accurate and reliable gas flow measurement solutions.

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