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General| Display Type | LCD |
|---|---|
| Temperature Range (Indoor) | 14°F to 140°F (-10°C to 60°C) |
| Temperature Range (Outdoor) | -40°F to 140°F (-40°C to 60°C) |
| Humidity Range | 10% to 99% |
| Humidity Resolution | 1% |
| Wind Direction | 0 to 360 degrees |
| Transmission Frequency | 433 MHz |
| Update Rate | Every 16 seconds |
| Temperature Resolution | 0.1°F (0.1°C) |
| Wind Speed | 0 to 180 km/h |
| Wireless Range | 330 feet (100 meters) |
| Power Source (Base Station/Indoor) | 3 x AAA batteries |
| Power Source (Remote Sensor/Outdoor) | Batteries |
| Barometric Pressure Range | 23.62 to 32.48 inHg (800 to 1100 hPa) |
Explains how to turn on the unit and navigate modes using buttons.
Describes how to change measurement units like speed, temperature, and pressure.
Details the 16-hour barometric pressure history displayed on the bar graph.
Explains the indicator that signals when the unit's battery is running low.
Describes the data screen that shows the values collected by the WM-5.
Explains how the WM-5 measures wind speed in various units like Knots and MPH.
Details the display of current, maximum, and average wind speeds, plus wind chill.
Displays the ambient temperature in either Fahrenheit or Celsius.
Measures how humidity affects the body's ability to cool itself at high temperatures.
Displays the temperature at which air becomes saturated with moisture.
Shows current relative humidity, which is factory calibrated but can be adjusted.
Explains the display options for barometric pressure: inches of mercury or millibars.
Details the 'BAR' indicator for barometer mode and the pressure history graph.
Explains the display options for altitude: feet or meters.
Describes how the WM-5 registers altitudes and the 'ALT' mode indicator.
Important information on altitude calculation based on air pressure changes and calibration needs.
Step-by-step guide to calibrate barometric pressure in mb or inHg using the unit's buttons.
Instructions for calibrating the altimeter in meters or feet after obtaining local altitude.
Guidance on calibrating relative humidity using numbers from a supplied calibration sticker.
Instructions on how to replace the weather instrument's impeller using a screwdriver.
Information on replacing the CR2032 lithium battery and its expected lifespan.
Explanation of the alarm for pressure changes and how to disable it if needed.
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