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The weather data on this site is sensed using an Oregon Scientific
WMR-928 wireless weather station, with data logged onto PC via Brian
Hamilton's WeatherDisplay32
software and uploaded to the Weather Page every
15 minutes.Oregon Scientific WMR-928 system:
Main wireless console:
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Touch screen with back light
Sea level and absolute barometer with 24 hour
history and trend bar graph
Local weather forecast for the next
12/24 hours
Max and min recording for all sensors
with high and low settable alarms
12/24 hour clock synchronises GMT/BST
from the Rugby MSF signal
Clock can be set manually
Will receive from 3 further temperature
and humidity sensors
Metric / imperial unit selection
Console dimensions 205mm x 138mm x 37mm
Can be wall mounted or stand on flat
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Indoor temperature & humidity sensor, and barometer:
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Barometric Pressure range, 795 to 1050 mb, resolution
1 mb
Temperature range -5°C to 50°C, resolution 0.1°C
Relative Humidity range 2% to 98%RH, resolution 1%RH
Dew Point range 0°C to 49°C, resolution 1°C
Sampling cycle c.10 seconds
Dimensions 70mm x 108mm x 18mm |
Outdoor temperature and humidity sensor, with solar power cell:
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Temperature range -20°C to 60°C, resolution 0.1°C
Relative Humidity range 2% to 98%RH, resolution 1%RH
Dew Point range -10°C to 60°C, resolution 1°C
Sampling cycle c.10 seconds
Solar powered 433mhz transmitter with 2m cable to
sensor
Dimensions; sensor - 45mm dia x 105mm, transmitter -
105mm x 85mm x 130mm |
(The sensor is housed in a home-made Stephenson
Screen based on
this design.)
Rain Gauge, with solar power cell:
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Self emptying "tipping bucket" with debris screen
Daily and Cumulative Rainfall range 0 to 9999mm,
resolution 1mm
Rainfall Rate range 0 to 9999mm/hr, resolution 1mm/hr
Solar powered 433mhz transmitter with 2m cable to
sensor
Dimensions; sensor - 105mm dia x 145mm, transmitter -
105mm x 85mm x 130mm |
Anemometer, for wind speed and direction, with solar power cell:
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Wind Speed range 0 to 56 m/s, resolution (typical)
0.2 m/s
Wind Direction Compass Rose, graphical resolution 10°
Wind Direction Angle 0° to 359°, resolution c.1°
Wind Chill Temperature range -85°C to +60°C,
resolution 1°C
Sampling cycle c.10 seconds
Solar powered 433mhz transmitter with 2m cable to
sensor
Dimensions; sensor - c.450mm x 120mm, transmitter -
105mm x 85mm x 130mm |
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