Barometers

Test & Measuring Instruments

Weather Watching Barometer integrates altitude compensation.

November 4, 2013

Featuring clock and adjustable altitude compensation from -900 to 3,600 ft, No. 1081 Traceable® Workstation Barometer can be used for recording ambient changes in lab, monitoring conditions affecting sample analysis, and assisting in prediction of weather changes. Product measures barometric pressure and graphically displays barometric trend, which shows present reading and previous 1, 3, 6, and 12 hr readings in bar chart format. Forecasting indicators show weather conditions using symbols. Read More

HVAC, Sensors, Monitors & Transducers, Test & Measuring Instruments

Digital Barometric Pressure Sensor also measures temperature.

September 16, 2013

Operating at 0.9 μA, with standby of <0.1 μA at 25°C, from 1.8–3.6 V supply, 6.4 x 4.0 x 2.75 mm MS5806-02BA gel-filled altimeter with antimagnetic stainless steel cap uses I²C or SPI communication and has conversion time down to 0.6 msec. This 24-bit ΔΣ ADC integrated digital barometric pressure sensor has 300–1,100 mBar operating range, with extension of 10–2,000 mBar; 0.024 mBar max resolution; ±2.5 mBar typ accuracy; -40 to +85°C operating range; ±0.8°C accuracy; and <0.01°C resolution. Read More

Sensors, Monitors & Transducers, Test & Measuring Instruments

Digital Barometric Pressure Sensor measures 3 x 3 x 0.9 mm.

February 26, 2013

Consuming 0.6 μA during operation and less than 0.15 μA during standby, MS5637-02BA03 micro altimeter requires 4 pads for operation and uses I²C communication. At max resolution of 0.016 mBar, equivalent to 13 cm of elevation, this 24-bit DS ADC integrated digital pressure sensor has accuracy of ±2 mBar at 25°C for 300–1,200 mBar range and temperatures from -20 to +85°C. Module also includes temperature measurement capabilities, with accuracy of ±2.0°C and resolution of less than 0.01°C. Read More

Sensors, Monitors & Transducers, Test & Measuring Instruments

Mars Rover Curiosity Equipped with Vaisala's Pressure and Humidity Sensors

August 29, 2012

Vaisala has a presence in examining the Martian atmosphere as the Mars Rover Curiosity is equipped with Vaisala BAROCAP® and HUMICAP® pressure and humidity sensors. The sensors are a part of instrumentation designed by the Finnish Meteorological Institute (FMI), and they will be used to gather accurate readings of pressure and humidity in the extreme environmental conditions of the Martian... Read More

Test & Measuring Instruments

Multifunction Thermometer measures barometer/dew point/RH.

May 13, 2010

Available in rugged ABS plastic case measuring 1½ in. dia x 8 in., Traceable® hygrometer/thermometer/barometer/dew point pen has user selectable dual display that shows humidity/temperature, humidity/dew point, barometer/temperature, or barometer/humidity. Features include electronic capacitance polymer film sensor, HOLD button that freezes reading on display, and 3/8 in. high LCD digits. Product can recall minimum/maximum readings on press of button. Read More

Test & Measuring Instruments

Altimeters have measuring range of 0-15,000 ft.

February 25, 2010

Measuring 2.6 x 2.7 x 1.2 in., AltiLINQ(TM) weighs 2.9 oz and mounts to top or front of dashboard with adjustable bracket. It features battery-free analog design, and hook-and-loop adhesion system with second attachment to move it from one vehicle to another. Available with black heat-treated finish, Alti(TM) measures 2.4 x 3.7 x 1.1 in., weighs 3.3 oz, and has aluminum carabiner that clips on pack or belt loop. Both altimeters can be custom-imprinted. Read More

Test & Measuring Instruments

Barometer has multi-lingual, numerical, and graphic display.

November 1, 2007

Allowing users to monitor measurement trends, BAROCAP® Digital Barometer PTB330 provides wide range of high-end atmospheric pressure measurements. Incorporating 1, 2, or 3 BAROCAP® sensors, it continuously compares readings of pressure sensors against one another when 2 or 3 sensors are used and provides information on whether these are within set of internal difference criteria. Unit can calculate and output QNH and QFE pressures used in aviation. Read More

Test & Measuring Instruments

Digital Barometer is traceable to NIST standards.

May 3, 2006

Traceable® Workstation Digital Barometer measures atmospheric pressure from 23.62-31.01 in. Hg with resolution of 0.03 in. Hg and accuracy of ±0.09 in. Hg. With resolution of 0.5° and accuracy of ±1°C, it reports temperature from 15 to 158°F. Clock shows time in AM/PM and 24-hr formats, while graphic barometric trend shows present reading as well as previous 1, 3, 6, and 12 hr readings in bar-chart format. Read More

Test & Measuring Instruments

Dial Barometer features triple scales.

December 22, 2004

NIST Traceable® Precision Barometer measures atmospheric pressure from 954-1,073 mbar and 28.1-31.7 in. of mercury with resolution of 0.05 in. Hg. Accuracy is ±0.5% of reading. Housed in corrosion-proof, nickel-chrome case, unit features adjustable pointer that may be set to indicate changes. Barometer measures 4.5 in. diameter and includes altitude adjustment screw, notched desk stand, and wall mount. Read More

Test & Measuring Instruments

Barometer is safe alternative to mercury instrument.

November 15, 2002

Consisting of 64 in. U-shaped tube filled with red, non-toxic silicon fluid and gas, Eco-celli® Barometer is mercury-free liquid barometer that is as accurate as standard liquid barometers but contain no hazardous material. Scale slides between 32 in. methyl-alcohol thermometer and barometer to compensate for thermal expansion of silicon fluid due to changes in room temperature and provides accurate, easy-to-obtain results. Read More

Test & Measuring Instruments

Dial Barometer includes NIST traceable certificate.

August 28, 2002

Traceable® Precision Barometer has triple scales which provide measure of atmospheric pressure from 954 to 1073 millibars, 28.1 to 31.7 in. of mercury, and 715 to 805 mm of mercury with resolution of 0.5 mbar, 0.05 InHg, and 0.5 mmHg. Accuracy is ±1 mbar, ±0.03 InHg, and ±0.3 mmHg. Response time is 1 to 4 hours. Unit is housed in corrosion-proof, nickel-chrome case. It includes altitude adjustment screw, notched desk stand, and wall mount. Size is 4.5 in. dia by 1.5 in. Read More

Sensors, Monitors & Transducers, Test & Measuring Instruments

Serial Interface eliminates need for additional connectors.

May 16, 2002

Serial interface added to Series 970 Intelligent Quartzonix(TM) pressure standard directly connects Series 970 to data monitoring devices, and enables users to switch between RS232 and RS485 protocols. Series 970 combines vibrating quartz beam with miniature digital electronics to achieve fully compensated +/-0.01% FS static accuracy and resolution of +/-0.001% FS. It is available in pressure ranges up to 500 psia with standard calibrated temperature of 0 to 60 deg C. Read More

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