Chapter 7 ____________________________________________________________ Technical data
VAISALA ______________________________________________________________________ 141
CHAPTER 7
TECHNICAL DATA
This chapter provides the technical data of the product.
Specifications
Performance
Barometric pressure
Pressure range 500 ... 1100 hPa, 50 ... 1100 hPa
Accuracy 500 ... 1100 hPa, 500 ... 1100 hPa 50 ... 1100 hPa
Class A Class B
Linearity ±0.05 hPa ±0.10 hPa ±0.20 hPa
Hysteresis* ±0.03 hPa ±0.03 hPa ±0.08 hPa
Repeatability* ±0.03 hPa ±0.03 hPa ±0.08 hPa
Calibration
uncertainty** ±0.07 hPa ±0.15 hPa ±0.20 hPa
Accuracy
at +20 °C*** ±0.10 hPa ±0.20 hPa ±0.30 hPa
Temperature
dependence**** ±0.1 hPa ±0.1 hPa ±0.3 hPa
Total accuracy
(-40 ... +60 °C/
-40 ... +140 °F) ±0.15 hPa ±0.25 hPa ±0.45 hPa
Long-term
stability/year ±0.1 hPa ±0.1 hPa ±0.2 hPa
Response time
(100 % response)
one sensor 2 s• 1 s• 1 s•
Pressure units hPa, mbar, kPa, Pa, inHg, mmH20, mmHg, torr, psia
* Defined as ±2 standard deviation limits of endpoint non-linearity,
hysteresis error or repeatability error and calibration.
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