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Thông Số Kỹ Thuật

Thông số đo	Air temperature, barometric pressure, lightning average distance, lightning strike count, precipitation, relative humidity, solar radiation, tilt, wind direction, and wind speed.
Tín hiệu đầu ra	SDI-12
Khoảng nhiệt độ hoạt động	-50° to +60°C (Except the barometer and RH: -40° to +60°C.)
Minimum Supply Voltage	3.6 Vdc continuous
Maximum Supply Voltage	15.0 Vdc continuous
Minimum Digital Input Voltage	2.8 V (logic high) -0.3 V (logic low)
Typical Digital Input Voltage	3.0 V (logic high) 0.0 V (logic low)
Maximum Digital Input Voltage	5.5 V (logic high) 0.8 V (logic low)
Typical Current Drain @ 12 Vdc	< 1 mA (average)
Typical Measurement Duration	110 ms
Maximum Measurement Duration	3,000 ms
Maximum Polling Frequency	10 s
Application of Council Directive(s)	2011/65/EU: Restrictions of Substances Directive (RoHS2) 2014/30/EU: Electromagnetic Compatibility Directive (EMC)
Standards to Which Conformity Is Declared	EN 61326-1:2013: Electrical equipment for measurement, control and laboratory use—EMC requirements—for use in industrial locations EN 50581:2012: Technical documentation for the assessment of electrical and electronic product with respect to the restriction of hazardous substances
Connection Description	25 mm (10 in.) pigtail with M12 pin (male) 5-pin 316 stainless-steel knurl
Diameter	10 cm (4 in.) including rain gage funnel
Height	34 cm (13.4 in.) including rain gage funnel
Weight	839.15 g (1.85 lb)

Power Consumption
Quiescent	0.3 mA
Maximum Peak Current	33 mA
Average Using the R7! Command every 10 s	1.0 mA
Average Using the R7! Command every 60 s (or slower)	0.4 mA

Air Temperature
Measurement Range	-50° to +60°C
Resolution	0.1°C
Accuracy	±0.6°C

Relative Humidity
Measurement Range	0 to 100%
Resolution	0.1
Accuracy	±3% RH typical (varies with temperature and humidity)

Barometric Pressure
Barometer Operating Temperature Range	-40° to +60°C
Measurement Range	500 to 1100 hPa
Resolution	0.1 hPa
Accuracy	±1 mb (over the range of -10° to +50°C) ±5 mb (over the range of -40° to +60°C)

Vapor Pressure
Measurement Range	0 to 47 kPa
Resolution	0.01 kPa
Accuracy or Repeatability	Varies with temperature and humidity; ±0.2 kPa typical below 40°C.

Wind Speed
Wind Speed Maximum	10 s gust
Measurement Range	0 to 30 m/s (0 to 67 mph)
Resolution	0.01 m/s (0.02 mph)
Accuracy or Repeatability	0.3 m/s or 3% (0.67 mph or 3%), whichever is greater

Wind Direction
Measurement Range	0° to 359°
Resolution	1°
Accuracy	±5°

Solar Radiation
Measurement Range	0 to 1750 W m-2
Resolution	1 W m-2
Accuracy	±5% of measurement (typical)
Spectral Range	300 to 1150 nm

Precipitation
Measurement Range	0 to 400 mm/h (15.75 in./h)
Resolution	0.017 mm
Accuracy	±5% of measurement (from 0 to 50 mm/h or 0 to 1.97 in./h)

Tilt
Measurement Range	-90° to +90°
Resolution	0.1°
Accuracy	±1°

Lightning Strike Count
Measurement Range	0 to 65,535 strikes
Resolution	1 strike
Accuracy	> 25% detection at < 10 km typical (variable with distance)

Lightning Average Distance
Measurement Range	0 to 40 km (0 to 24.9 mi)
Resolution	3 km (1.86 mi)
Accuracy	Variable