Automated Weather Station (Weather Monitoring unit)

Sensor Specifications

Air Temperature & Relative Humidity

Air Temperature

• Range: 40 C to 60 C
• Resolution: 0.01
• Response Time( @ 63% ): < 10 secs
• Accuracy:0.1 C
• Type:RTD (pt100)
• Calibrated by :lMD

Relative Humidity

• Range: 0 to 100%
• Resolution: 0.2
• Response Time( @ 63% ): < 10 secs
• Accuracy:0.8 %
• Type:Capacitive
• Calibrated by :lMD

**Specification meets:
"World Meteorological Organization"(WMO) Standards

Atmospheric Pressure

• Range: 500 to 1100 mb
• Resolution: 0.01
• Response Time: < 10 secs
• Accuracy:0.1 mb
• Type: Resonant
• Calibrated by : lMD

**Specification meets:
"World Meteorological Organization"(WMO) Standards

Wind Speed & Wind Direction

Wind speed

• Range : 0 to 60 m/s(0 to 250 kmph)
• Resolution : 0.01
• Response Time : < 10 secs
• Accuracy:0.02 m/s (0.72 kmph)
• Type: Ultrasonic
• Calibrated by : lMD

Wind Direction

• Range : 0 to 360 degrees
• Resolution : 1
• Response Time : < 10 secs
• Accuracy:3
• Type: Ultrasonic
• Calibrated by : lMD

**Specification meets:
"World Meteorological Organization"(WMO) Standards

Solar Radiation:

• Range : 10 to 1750 W/m2
• Resolution : 1 Watt
• Response Time : < 10 secs
• Accuracy : 5%
• Sensitivity : 5 W/m2
• Spectral range : 300 to 1000 nm
• Type: Pyranometer (Silicon photodiode)

Soil Temperature:

• Range : -40 C to 60 C
• Resolution : 0.01
• Response Time( @ 63% ) : < 10 secs
• Accuracy : 0.1 C
• Type : RTD (pt100)
• Calibrated by : Internal calibration(Reference calibration)

Soil Moisture:

• Range : 0 to 100%
• Resolution : 1
• Response Time : < 10 secs
• Accuracy : 2%
• Type : Time Domain Reflectometer(TDR)
• Calibrated by : Internal calibration(gravimetric method)