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Atmospheric pressure

USB atmospheric pressure sensors and precision barometers for precision environmental monitoring and industrial navigation applications (including drone). Available as standalone barometers or combined with temperature and humidity sensors. Optional ISO 17025 traceable certificates available.

PTH450: Dracal USB temperature, relative humidity and atmospheric pressure sensor - Back View - Unique Serial Number PTH450: Improved accuracy (±0.1°C/±1.5 %RH) temperature, relative humidity and atmospheric pressure measuring instrument with USB connection, particle filter and aluminum tip for harsh environments - Front view with USB plug
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PTH450

Robust, high precision USB temperature, humidity and air pressure sensor
SPECIFICATIONS OVERVIEW
Temperature (°C): -40 to 125 ±0.1
Relative humidity (%RH): 0 to 100 ±1.5
Atmospheric pressure (kPa)

At 25 °C:   

 70 to 110 ±0.15
  • Filter efficiency: >99.99% of particles as small as 200 nm
  • Compact aluminum external protection
PTH450: Dracal USB temperature, relative humidity and atmospheric pressure sensor - Back View - Unique Serial Number PTH450: Improved accuracy (±0.1°C/±1.5 %RH) temperature, relative humidity and atmospheric pressure measuring instrument with USB connection, particle filter and aluminum tip for harsh environments - Front view with USB plug
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VCP-PTH450-CAL (MII)

Robust, high precision USB temperature, humidity and air pressure sensor. Calibratable with serial protocol.
SPECIFICATIONS OVERVIEW
Temperature (°C): -40 to 125 ±0.1
Relative humidity (%RH): 0 to 100 ±1.5
Atmospheric pressure (kPa)

At 25 °C:   

 70 to 110 ±0.15
  • 2-layer filter efficiency: >99.99% of particles as small as 200 nm
  • Compact aluminum external protection
Dracal_PTH420_Back_Unique_Serial_Number PTH420: USB-connected precision (±0.1°C/±1.5 %RH) temperature, relative humidity and atmospheric pressure measuring instrument (sensor) - Front view with cable
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PTH420

Precision USB temperature, relative humidity and atmospheric pressure sensor
SPECIFICATIONS OVERVIEW
Temperature (°C): -40 to 70 ±0.1
Relative humidity (%RH): 0 to 100 ±1.5
Atmospheric pressure (kPa)

At 25 °C:   

 70 to 110 ±0.15
  • Filter efficiency: >99.99% of particles as small as 200 nm
Dracal_PTH420_Back_Unique_Serial_Number PTH420: USB-connected precision (±0.1°C/±1.5 %RH) temperature, relative humidity and atmospheric pressure measuring instrument (sensor) - Front view with cable
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VCP-PTH420-CAL (MII)

Precision USB temperature, relative humidity and atmospheric pressure sensor. Calibratable with serial protocol.
SPECIFICATIONS OVERVIEW
Temperature (°C): -40 to 70 ±0.1
Relative humidity (%RH): 0 to 100 ±1.5
Atmospheric pressure (kPa)

At 25 °C:   

 70 to 110 ±0.15
  • 2-layer filter efficiency: >99.99% of particles as small as 200 nm
PTH200 - Dracal USB temperature, relative humidity and atmospheric pressure sensor - Back View - Unique Serial Number PTH200 - Dracal USB temperature, relative humidity and atmospheric pressure sensor - Front view with USB Plug
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PTH200

All-in-one USB temperature sensor, with relative humidity and atmospheric pressure sensors
SPECIFICATIONS OVERVIEW
Temperature (°C): -40 to 70 ±0.3
Relative humidity (%RH): 0 to 100 ±2.0
Atmospheric pressure (kPa)

At 25°C:   

 70 to 110 ±0.15
  • Filter efficiency: >99.99% of particles as small as 200 nm
PTH200 - Dracal USB temperature, relative humidity and atmospheric pressure sensor - Back View - Unique Serial Number PTH200 - Dracal USB temperature, relative humidity and atmospheric pressure sensor - Front view with USB Plug
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VCP-PTH200-CAL (MII)

All-in-one USB temperature, relative humidity and atmospheric pressure sensor. Calibratable sensor with serial protocol.
SPECIFICATIONS OVERVIEW
Temperature (°C): -40 to 70 ±0.3
Relative humidity (%RH): 0 to 100 ±2.0
Atmospheric pressure (kPa)

At 25°C:   

 70 to 110 ±0.15
  • 2-layer filter efficiency: >99.99% of particles as small as 200 nm
BAR20 - Dracal USB-connected atmospheric pressure (barometer) sensor - Back view - Unique Serial Number BAR20 - Dracal USB-connected atmospheric pressure (barometer) sensor - Front view
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BAR20

USB precision barometer
SPECIFICATIONS OVERVIEW
Operating range: 1 à 120 kPa (10 à 1200 mbar)
Accuracy (at 25°C): ±0.15 kPa (1.5 mbar)
Resolution: 0.0065 kPa (0.065 mbar)
  • User-accessible internal temperature reading (for calibration purposes)
  • RoHS3 and CE compliant
  • 3 years warranty
BAR20 - Dracal USB-connected atmospheric pressure (barometer) sensor - Back view - Unique Serial Number BAR20 - Dracal USB-connected atmospheric pressure (barometer) sensor - Front view
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VCP-BAR20-CAL (MII)

USB precision barometer. Calibratable with serial protocol.
SPECIFICATIONS OVERVIEW
Operating range: 1 à 120 kPa (10 à 1200 mbar)
Accuracy (at 25°C): ±0.15 kPa (1.5 mbar)
Resolution: 0.0065 kPa (0.065 mbar)
BAR20-N - Dracal USB-connected atmospheric pressure (barometer) sensor with NMEA output - Back view - Unique Serial Number BAR20-N - Dracal USB-connected atmospheric pressure (barometer) sensor with NMEA output - Front view
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BAR20-N

Precision barometer with NMEA output
SPECIFICATIONS OVERVIEW
Operating range: 1 to 120 kPa (10 to 1200 mbar)
Accuracy (at 25°C): ±0.15 kPa (1.5 mbar)
  • Communication: USB-connected Virtual COM port
  • Sentence output formats: MDA and XDR NMEA
  • RoHS3 and CE compliant
  • 3 years warranty