Barometric pressure measurement
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Measurement range |
500 ... 1100 hPa or 50 … 1100 hPa |
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Accuracy at +20 °C
(serial output)
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500 … 1100 hPa |
Class A: ±0.10 hPa;
Class B: ±0.20 hPa
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50 … 1100 hPa |
±0.30 hPa
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Total accuracy at -40 ... +60 °C (serial output)
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500 ... 1100 hPa |
Class A: ±0.15 hPa;
Class B: ±0.25 hPa
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50 ... 1100 hPa |
±0.45 hPa
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Accuracy for 500 … 1100 hPa (analog output)
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at +20 °C
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±0.30 hPa
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at -40 … +60 °C |
±0.60 hPa
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Accuracy for 50 … 1100 hPa
(analog output)
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at +20 °C |
±0.40 hPa |
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at -40 … +60 °C |
±0.75 hPa
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Temperature dependence |
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500 … 1100 hPa |
±0.1 hPa
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50 … 1100 hPa |
±0.3 hPa
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Long-term stability
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500 ... 1100 hPa
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±0.1 hPa/year
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50 ... 1100 hPa
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±0.2 hPa/year
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Sensor |
Vaisala BAROCAP®
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Operating environment |
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Temperature |
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operating
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-40 ... +60 °C (-40 ... +140 °F) |
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with local display |
0 ... +60 °C (+32 ... +140 °F) |
Inputs and outputs |
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Supply voltage |
10 ... 35 VDC
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Typical power consumption at +20 °C (Uin 24 VDC, one pressure sensor) |
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RS-232 |
25 mA
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RS-485 |
40 mA |
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Uout |
25 mA |
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Iout |
40 mA |
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display and backlight |
+20 mA |
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Serial outputs |
RS-232C, RS-485 (optional) |
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Analog outputs (optional) |
0 ... 20 mA, 4 … 20 mA, 0 … 1 V, 0 … 5 V, 0 … 10 V |
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Menu languages |
English, Finnish, French, German, Japanese, Russian, Spanish, Swedish |
Calculated quantities |
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Pressure parameters |
QNH Pressure
QFE Pressure
Height corrected pressure HCP
WMO Pressure tendency code |
For complete specifications, please see the brochure or manual in "Documents".