The 61402V Barometric Pressure Sensor is a compact, high-precision instrument designed to deliver accurate atmospheric pressure measurements across a wide pressure and temperature range. Engineered for low power consumption and long-term stability, it is ideal for meteorological, environmental, and industrial monitoring applications. Featuring 0–5 VDC analog and RS-232 serial outputs, the sensor integrates seamlessly with weather stations, data loggers, and environmental monitoring systems while providing dependable performance in demanding conditions.
Specifications
| Pressure Range | 500 – 1100 hPa |
|---|---|
| Operating Temperature | -40 to +60°C |
| Digital Accuracy * | 0.2 hPa (25°C) |
| Analog Accuracy ** | 0.05% of analog pressure range |
| Analog Temperature Dependence | 0.0017% of analog pressure range/ °C (25°C reference) |
| Long Term Stability | 0.08 FS per year |
| Update Rate | 1.8 Hz max |
| Serial Output | Full duplex RS-232 (61402V/61402L) |
| Analog Output | 0 to 5000 mV or 0 to 2500 mV (61402V) |
| Resolution | Analog 0.025% of scale |
| Power Requirement | Model 61402V (7 to 30 Vdc) Model 61402L (7 to 30 Vdc) |
| Dimensions | 90mm (3.6 in) x 60 mm (2.4 in) x 20 mm (0.8in) |
| Weight | 44 g (1.5 oz) |
| Shipping Weight | 0.45 kg (1 lb) |
| *, ** | * Defined as +/- 1 standard deviation from NIST traceable pressure reference. Includes non-linearity, hysteresis, repeatability, and calibration uncertainty. ** Defined as +/- 1 standard deviation from ideal analog output. Total analog output accuracy is the root sum square of digital accuracy, analog accuracy, and analog temperature dependence. |
Meteorological Monitoring Stations
Agricultural Weather Monitoring
Environmental Monitoring and Research Networks
Wind Resource Assessment
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