Property | Description/Value (Class A) | Description/Value (Class B) |
---|---|---|
Barometric pressure range 500 … 1100 hPA | ||
Linearity 1 | ±0.05 hPa | ±0.10 hPa |
Hysteresis 1 | ±0.03 hPa | ±0.03 hPa |
Repeatability 1 | ±0.03 hPa | ±0.03 hPa |
Calibration uncertainty 2 | ±0.07 hPa | ±0.15 hPa |
Accuracy at +20 °C (+68 °F) 3 | ±0.10 hPa | ±0.20 hPa |
Barometric pressure range 50 … 1100 hPA | ||
Linearity 1 | – | ±0.20 hPa |
Hysteresis 1 | – | ±0.08 hPa |
Repeatability 1 | – | ±0.08 hPa |
Calibration uncertainty 2 | – | ±0.15 hPa |
Accuracy at +20 °C (+68 °F) 3 | – | ±0.20 hPa |
Temperature dependence 4 | ||
500 … 1100 hPa | – | ±0.1 hPa |
50 … 1100 hPa | – | ±0.3 hPa |
Total accuracy −40 … +60 °C (−40 … +140 °F) | ||
500 … 1100 hPa | ±0.15 hPa | ±0.25 hPa |
50 … 1100 hPa | – | ±0.45 hPa |
Long-term stability | ||
500 … 1100 hPa | – | ±0.1 hPa/year |
50 … 1100 hPa | – | ±0.1 hPa/year |
Miscellaneous | ||
Pressure units | hPa, mbar, kPa, Pa inHg, mmH20, mmHg, torr, psia | hPa, mbar, kPa, Pa inHg, mmH20, mmHg, torr, psia |
Resolution | 0.01 hPa | 0.1 hPa |
Settling time at startup (one sensor) | 4 s | 3 s |
Response time (one sensor) | 2 s | 1 s |
Acceleration sensitivity | – | Negligible |
Maximum pressure limit | – | 5000 hPa absolute |
Property | Description/Value |
---|---|
Supply voltage | 10 … 35 V DC |
Supply voltage sensitivity | Negligible |
Typical power consumption at +20 °C (+68 °F) (Uin 24 V DC, one pressure sensor) |
RS‑232: 25 mA RS‑485: 40 mA Uout: 25 mA Iout: 40 mA |
Serial I/O | RS‑232C, RS‑485, RS‑422 |
Property | Description/Value |
---|---|
Pressure range | 500 … 1100 hPa, 50 … 1100 hPa |
Operating temperature |
−40 … +60 °C (−40 … +140 °F) |
IP rating |
IP66: Dust-tight. Protected from powerful water jets from any direction. |
EMC compatibility |
EN 61326‑1, industrial environment |
Property | Description/Value |
---|---|
Pressure fitting | Barbed fitting for ⅛‑inch I.D. tubing or quick connector with shutoff valve for ⅛‑inch hose |
Pressure connector | M5 (10‑32) internal thread |
Housing material | G AlSi10 Mg (DIN 1725) |
Weight | 1 … 1.5 kg (2.2 … 3.3 lb) |
1 Defined as ±2 standard deviation
limits of endpoint non-linearity, hysteresis, or repeatability error.
2 Defined as ±2
standard deviation limits of inaccuracy of the working standard including
traceability to international standards.
3 Defined as the
root sum of the squares (RSS) of endpoint non-linearity, hysteresis error,
repeatability error, and calibration uncertainty at room temperature.
4 Defined as ±2 standard deviation limits of temperature
dependence over the operating temperature range.