Top Relative Pressure Sensor

Devil s Protractor [Explicit]

  • Precise angle and/or slope measurement with angle meter, bubble level, laser level with Accelerometer or Rotation Vector Sensor. (Check sensor....
  • Option to measure angle or slope on surfaces not parallel to ground with relative angle measurement mode..
  • 2 orientation axis for measurement.(Move your device left/right or back/forward direction to measure angle).
  • Option to measure difference between 2 separate measurements with difference measurement mode..
  • Option to measure angles using very accurate Rotation Vector Sensor, or Accelerometer..
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Hydrofarm APCEM2 Autopilot Desktop CO2 Monitor & Data Logger, Data, White/Blue

  • CARBON DIOXIDE METER: Autopilot APCEM2 Desktop CO2 Monitor and Data Logger Monitors carbon dioxide, relative humidity, and temperature of your grow room or greenhouse on a clear LED screen.
  • MEMORY: Digital memory chart shows and records stats over an adjustable 24-hour or 7-day period.
  • The trend chart shows variable Min/Hr/Day/Wk for readings of CO2/RH/Temperature.
  • SENSOR & ALARM: 2-channel low drift NDIR gas sensor and audible alarm for low or high CO2 levels.
  • OPERATING TEMPERATURES: Operates in temperatures 32 to 122 degrees F.
  • Operating and storage relative humidity (RH): 0-95%, noncondensing.
  • FUNCTIONALITY: Features multiple hanging options with the hook-and-loop fastener along the back that attaches to an external battery pack (battery pack not included).
  • Green power supply is compatible with a standard smartphone charger.
  • Dimensions (L x W x D): 4.7 x 3.6 x 1.1 inches.
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ThermoPro TP280B 1000FT Home Weather Stations Wireless Indoor Outdoor Thermometer, Indoor Outdoor Weather Stations with Swiss-Made Sensor, Inside Outside Weather Thermometer Barometer with Forecast

  • LONGEST 1000FT RANGE ON THE MARKET: This indoor outdoor thermometer wireless with a market leading remote range of 1,000 feet that allows you to monitor indoor/outdoor temperature/humidity from anywhere in your home.
  • ACCURATE SWISS-MADE SENSIRION SENSOR: This wireless weather station is equipped with world-leading swiss sensor that is accurate to ±0.5°F.
  • Weatherproof & rechargeable transmitter enable to work in any weather condition, even in temperatures as low as -40°F(-40℃).
  • DEPENDABLE FORECASTS WITH MULTI-FORMAT BAROMETER: Featured absolute/relative air pressure modes and a 12-hour history, this digital weather station precisely predicts 24-hour weather forecasts, allowing you to freely plan your outdoor activities.
  • 7″ ADJUSTABLE BRIGHTNESS DISPLAY: The wireless weather station indoor outdoor with 4 brightness options, providing you with clear readings of high/low indicators, trend arrows, and comfort indicators from any viewing angle or in any light condition.
  • DUAL POWER SUPPLY: This indoor weather station and outdoor thermometer wireless can be powered by either 3 AAA batteries (included) that allow for portability and continued use during power outages, or by a Type-C cellphone charger.
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Autopilot APCEM2 Desktop Hydroponic Gardening CO2 RH Temperature Monitor and Data Logger for Greenhouse or Grow Room, White/Blue, 2 Pack

  • CARBON DIOXIDE METER: Autopilot APCEM2 Desktop CO2 Monitor and Data Logger Monitors carbon dioxide, relative humidity, and temperature of your grow room or greenhouse on a clear LED screen (2 Pack).
  • MEMORY: Digital memory chart shows and records stats over an adjustable 24-hour or 7-day period.
  • The trend chart shows variable Min/Hr/Day/Wk for readings of CO2/RH/Temperature.
  • SENSOR & ALARM: 2-channel low drift NDIR gas sensor and audible alarm for low or high CO2 levels.
  • OPERATING TEMPERATURES: Operates in temperatures 32 to 122 degrees F.
  • Operating and storage relative humidity (RH): 0-95%, noncondensing.
  • FUNCTIONALITY: Features multiple hanging options with the hook-and-loop fastener along the back that attaches to an external battery pack (battery pack not included).
  • Green power supply is compatible with a standard smartphone charger.
  • Dimensions (L x W x D): 4.7 x 3.6 x 1.1 inches.
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AlphaWorks Tire Pressure Gauge LCD Display Inflator Wall Mountable Automatic 110-240VAC + AC102 Brass 1/4 Inch NPT Air Chuck + 30’ Foot Hose with TMPS of: Bar Psi Kpa Kgf for All Vehicle Tires

  • ...tandard of choice for the everyday Hard Working American!.
  • UNIT, CHUCK & HOSE SPECS - Accuracy: ±0.02bar / ±0.3psi. Inlet/Outlet: 1/4" Male NPT / 1/4" Female NPT. Max Inlet Air Supply Pressure: 10. 5 bar, 152 psi, 1050 kpa, 10.5 kg. Scale/Inflation Range: 0.2-12 bar / 3-175 psi / 20-1206 kpa / 0.2-12. 3 kg/cm². A Relative Humidity of: up to 95% RH (non-condensing). Blue Polyurethane Pneumatic Spiral 30' (9m) Long Hose W.P. 300 psi / 20 bar (B.P. 60 bar) / Quick Connect Male Fitting (Can inflate accurately with hoses up to 164' (50m)..
  • ELITE QUALITY DESIGN - Modern aesthetic look, lightweight, shock resistant construction & vandal resistant switches for long life. Large easy to read LCD display & back-light. Suitable working temperatures of: 14°F-122°F (-10°C-50°C). This unit runs on a Power Supply voltage & Max Wattage of: AC 110-240V (50-60Hz) @ 10W MAX & will give audible & visual warnings, for pressure rating. MOUNTING ACCESSORIES: Hook including x1 M6*38 screw kit, Wall Mounting Bracket including x4 M4. 8*38 screws..
  • ADVANCED CAPABILITIES - Comprehensive diagnostics & error reporting, w/ a Touch ABS case for precision measuring in all vehicle types. Highly Accurate readings of tire pressure in TMPS Units of Measure: bar, psi, kpa, kgf. (Indiv....
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Manometer, 12 Selectable Units Differential Pressure Gauge, Dual-Port Manometer Gas Pressure Tester, Digital Pressure Gauge with Backlight, Professional Air Pressure Meter, Handheld HVAC Manometer

  • ...top of the differential pressure meter, one for testing positive pressure and the other for testing negative pressure. You can select any port to test the pressure difference (P1-P2) between the two areas. Using the single pipe connector of the air pressure meter, you can quickly measure the current pressure value (relative to the current atmospheric pressure)..
  • 【Digital Manometer with Data Recording & Holding Function】Gas manometer data storage: 100 groups.
  • the user-friendly design of the manometer gas pressure tester recording test data function is convenient for users to view after testing.
  • automatic shutdown: no operation after about 15 minutes.
  • low battery reminder: ≤6.8V 【Note】Battery: 1* 6F22, 9V, 250mAh (not included in the package).
  • 【Manometer Gas Pressure Tester with Data Zero Function】The "return to zero" function of the manometer gauge data is easy to operate so that your readings are accurate. If you are hand holding the device, it tends to drift from zero readings, so it is best to place the manometer on a stable surface, zero it out, leave it there to take the accurate reading..
  • 【What Do You Get?】1x Digital Manometer、1x Barb Metal Connector (1/8 inch)、2x Soft Tubes (250mm)、1x Package box、1x User manual. We always....
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R134a Digital Manifold Gauge Set HVAC for Testing Maintaining Air-Conditioner, Vacuum Pressure Temperature Leakage A/C Refrigeration Tester with Built-in 90 Refrigerants

  • [Ideal A/C Maintaining Tool] a/c manifold gauge adopts the most advanced digital circuit and the high precision pressure sensor(Accuracy: 0.5%). Widely used Automotive Air Conditioner, Household Air Conditioner, Refrigerating Chamber and Refrigeration Plant. Real-time test of pressure got relative temperature which can help you more convenient for refrigeration system installation or servicing..
  • [Three Working Modes] R410a manifold gauge set comes with three common working modes: refrigerant pressure mode, vacuum percentage mode, leak detection mode. Equipped with real-time vacuum pressure test and percent indicate. Test range: 0 KPa~6000 KPa. Operating temp: -20℃~60℃（-4℉-140℉) . But the manifold gauge cannot measure micron..
  • [Built in 90 Refrigerants] ac diagnostic manifold gauge set built-in 90 refrigerants and corresponding temperatures sheet data according to the US NIST standard.(R11 R13 R113 R114 R115 R116 R12 R123 R124 R125 R1270 R134A R14 R141B R142B R143A R152A R170 R21 R218 R22 R410A etc.).
  • [Powerful Function] a/c r134a manifold gauge set equipped with auto power off function, unit conversion and backlight function. By default,the system automatically powers down after 10 minutes of inactivity. Users can configure on cancel the auto ....
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2Pcs Thin Film Pressure Sensor High Precise Force Sensitive Resistor Force Sensor Pressure Sensor Resistance Type Thin Film Pressure Sensor Force Sensing Resistor

  • Flexible/Bend Sensor: The RP-C resistance type pressure sensor is a flexible thin film sensor whose resistance decreases along with the pressure increases.
  • Variable Resistance: Single sensitive area pressure sensor is equivalent to a dual port variable resistance whose resistance is controlled by pressure, and to a switch of a certain threshold, the threshold is determined by pressure and equipment parameters setting.
  • Quick Response: The pressure sensor supports static/dynamic pressure sensing, and has fast response speed.
  • Premium Quality Material: Made of high quality material, the sensor is durable and has long service life.
  • Widely Applications: Widely used for bed monitoring, sleep monitoring, smart shoes, smart switches, counters and medical equipment.
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DORHEA 2Pcs BME280 5V Temperature Humidity Atmospheric Barometric Pressure Sensor Module GY-BME280-5V IIC I2C Breakout Board

  • The BME280 sensor is a precision sensor, is soldered onto PCB, not only the pressure and the temperature, this sensor can measure humidity..
  • BME280 5V uses both I2C and SPI (supports 3-, 4-wire SPI) interface. Interface: I2C (up to 3.4MHz).
  • Temperature humidity module is great for all sorts of weather sensing and can even be used in both I2C and SPI. for simple easy wiring, go with I2C. If you want to connect a bunch of sensors without worrying about I2C address collisions, go with SPI..
  • The BME280 stmospheric pressure sensor is made up of a very accurate pressure sensor and an associated temperature sensor which helps calibrate the pressure readings..
  • The BME280 sensor is precision sensing solution for measuring barometric pressure with ±1 hPa absolute accuraccy, and temperature with ±1.0°C accuracy. Because pressure changes with altitude, and the pressure measurements are good, you can also use it as an altimeter with ±1 meter accuracy..
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AMTAST Barometer Altimeter Thermometer Weather Forecast Monitor for Climbing Camping Outdoor Sports, Multi-Function with Backlight

  • Barometer & Altimeter: The air pressure value on the screen is the air pressure at the current location. The height value on the screen is the sea level of the current location. Press [ALTI/+] button to switch the use of altimeter and barometer..
  • Relative Altitude: Monitor the ascending or descending altitude from one certain location or the relative altitude for any mountain or object etc..
  • Weather Forecast: Apart from detecting the altitude, barometer also helps to forecast the weather for the forthcoming 12 to 24 hours basing on barometric pressure changes. The effective range is 30-50kms..
  • History Altitude Record: Press [HISTORY] button, you can view records of history altitude and air pressure. It will display the most previous record in this mode, then you can press [ALTI/+] or [-] button to forwards or backwards view history records. It can save most 256pcs records, the records’ distance are five minutes, and you can change the distance from 1-60 minutes if you press and hold [HISTORY] button for 2 seconds..
  • Save power design: When you don’t want to use the device, you press and hold [SET] button for 5 seconds, the device will stop all display enter into dormancy mode. And then you press any button, it will resume previous display. Backlight: ....
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SAF Aranet4 Home Wireless Indoor Air Quality Monitor for Home Office or School CO2 Temperature Humidity and More Portable Battery Powered E-Ink Screen App for Configuration & Data History

  • The perfect companion for indoor environments, allowing you to monitor CO2 levels, temperature, relative humidity, and atmospheric pressure in....
  • Easy for anyone to use – the color coding and the optional buzzer warns you when the CO2 concentration gets too high.
  • Power-efficient e-ink display ensures super long battery life for this wireless device (up to 4 years).
  • Smartphone app for viewing and analyzing historical data up to 14 days history (supports iPhone and iPad with iOS 12 or later, Android devices with....
  • Uses nondispersive infrared sensor (NDIR) technology for most precise and reliable CO2 measurements.
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ACEIRMC 5pcs MQ4 MQ-4 Methane Gas Sensor Natural Coal Co Methane Detector Module for Arduino Raspberry Pi ESP8266 MQ4 5V DC MQ-4

  • Input voltage : DC5V Power consumption ( current ): 150mA.
  • DO output : TTL digital 0 and 1 ( 0.1 and 5V).
  • AO output :0.1-0 .3 V ( relative to pollution ) , the maximum concentration of a voltage of about 4V.
  • Special note: After the sensor is powered , needs to warm up around 20S, measured data was stable , heat sensor is a normal phenomenon , because the....
  • MQ-4 Methane gas sensor of high sensitivity, propane, butane and has a good sensitivity. The sensor can detect a variety of combustible gases,....
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