Barometric Pressure Sensor

 BP20 Barometric Pressure Sensor (#2046)DescriptionSensor type Applications Sensor range Instrument compatibility Output signalSignal type Transfer function Accuracy Calibration Turn on time Power requirementsSupply voltage Supply current InstallationMounting Tools required EnvironmentalOperating temperature range PhysicalConnections Cable length Weight Dimensions MaterialsCable Enclosure

Micromachined integrated circuit absolute pressure sensor

Wind resource assessment Meteorological studies Environmental monitoring

15 kPa to 115 kPa (4.43 inches to 34.0 inches Hg)

All Symphonie Data Loggers

Linear analog voltage

Absolute Pressure in kPa = (Voltage x 21.79) + 10.55 typical

+/- 1.5 kPa (15 mb) max. uncorrected offset (+/- 0.443 inches Hg)

Calibration sheet included with each sensor specifies offset correction

15 ms

7 V to 35 V DC

15 mA max. (8 mA typical)

Mounts directly to tower or inside steel shelter box with hose clamps (included)

8mm (5/16 inch) nut driver or flat blade screwdriver

10 C to 50 C at full accuracy At cold temperatures, offset increases by 3 kPa (30 mb) worst case at -30 C.

Wire leads, 3 conductor shielded cable: Red: sensor power White: output signal Black: sensor ground Shield wire: to earth ground

1.5 m (5 feet) cable diameter 4.8 mm (3/16 inches)

0.1 kg (0.2 pounds)

57 mm (2.25 inches) diameter 112 mm (4.4 inches) length (including cable bushing)

3 conductor 22 AWG, with overall foil shield and drain wire, chrome PVC jacket

Weatherproof black ABS