Magellan 420 Weather Station
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Columbia Weather Systems, Inc.
SECTION 5: OPERATION
The Magellan 420 outputs the following 6 parameters in 4-20 mA current
signals:
Channel 1: Wind Direction
Description: Instantaneous wind direction.
Range: 0 to 360 degrees
Channel 2: Wind Speed
Description: Instantaneous wind speed.
Range: 0 to 135 mph
Channel 3: Temperature
Description: Instantaneous temperature.
Range: -40 to +140 °F
Channel 4: Relative Humidity
Description: Instantaneous relative humidity.
Range: 0 to 100%
Channel 5: Barometric Pressure
Description: Instantaneous barometric pressure.
Range: 17 to 33 InHg
Channel 6: Rainfall (Optional)
Description: 0.01 inches rain accumulation.
4mA: 0 inches
20mA: 0.01 inches
