Barometric Pressure

Resolution and Units. . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.01" Hg, 0.1 mm Hg, 0.1 hPa/mb (user-selectable)

Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16.00" to 32.50" Hg, 410 to 820 mm Hg, 540 to 1100 hPa/mb

Elevation Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -999’ to +15,000’ (-600 m to 4570 m) (Note that console screen limits entry of lower

elevation to -999’ when using feet as elevation unit.)

Humidity

Inside Relative Humidity (sensor located in console)

Resolution and Units. . . . . . . . . . . . . . . . . . . . . . . . . 1%

Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 to 100% RH

Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±3% (0 to 90% RH), ±4% (90 to 100% RH)

Outside Relative Humidity (sensor located in ISS)

Resolution and Units. . . . . . . . . . . . . . . . . . . . . . . . . 1%

Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 to 100% RH

Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±3% (0 to 90% RH), ±4% (90 to 100% RH)

Rainfall

Resolution and Units. . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.01" or 0.2 mm (user-selectable) (1 mm at totals 2000 mm)

Daily/Storm Rainfall Range . . . . . . . . . . . . . . . . . . . . . . . 0 to 99.99" (0 to 999.8 mm)

Monthly/Yearly/Total Rainfall Range . . . . . . . . . . . . . . . . 0 to 199.99" (0 to 6553 mm)

Rain Rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 96" (0 to 2438 mm)

Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . For rain rates up to 2"/hr (50 mm/hr): ±4% of total or +0.01" (0.2mm) (0.01" = one tip of the bucket), whichever is greater. For rain rates from 2"/hr (50 mm/hr) to 4"/

hr (100 mm/hr): ±4% of total or +0.01" (0.25 mm) (0.01" = one tip of the bucket), whichever is greater

Rain Rate

Resolution and Units. . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.01" or 0.1 mm (user-selectable) at typical rates (see Fig. 2 and 3)

Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0, 0.04"/hr (1 mm/hr) to 96"/hr (0 to 2438 mm/hr)

Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±5% for rates less than 5" per hour (127 mm/hr)

Temperature

Inside Temperature (sensor located in console)

Resolution and Units. . . . . . . . . . . . . . . . . . . . . . . . . Current Data: 0.1°F or 1°F or 0.1°C or 1°C (user-selectable) °C is converted from

°F rounded to the nearest 1°C

Historical Data and Alarms: 1°F or 1°C (user-selectable)

Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +32° to +140°F (0° to +60°C)

Sensor Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . ±1°F (±0.5°C), (see Fig. 1)

Outside Temperature (sensor located in ISS)

Resolution and Units. . . . . . . . . . . . . . . . . . . . . . . . . Current Data: 0.1°F or 1°F or 0.1°C or 1°C (user-selectable) nominal

°C is converted from °F rounded to the nearest 1°C Historical Data and Alarms: 1°F

or 1°C (user-selectable)

Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40° to +150°F (-40° to +65°C)

Sensor Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . ±1°F (±0.5°C) above 20°F (-7°C), ±2°F (±1°C) under 20°F (-7°C)

Wind

Wind Chill (Calculated)

Resolution and Units . . . . . . . . . . . . . . . . . . . . . . . . 1°F or 1°C (user-selectable) °C is converted from °F rounded to the nearest 1°C

Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -110° to +135°F (-79° to +57°C)

Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±2°F (±1°C) (typical)

Wind Direction

Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 - 360°

Display Resolution . . . . . . . . . . . . . . . . . . . . . . . . . . 16 points (22.5°) on compass rose, 1° in numeric display

Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±3° Wind Speed

Resolution and Units. . . . . . . . . . . . . . . . . . . . . . . . . 1 mph, 1 km/h, 0.4 m/s, or 1 knot (user-selectable). Measured in mph, other units are converted from mph and rounded to nearest 1 km/hr, 0.1 m/s, or 1 knot.

Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 to 200 mph, 1 to 173 knots, 0.5 to 89 m/s, 1 to 322 km/h

Update Interval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Instant Reading: 2.5 to 3 seconds, 10-minute Average: 1 minute

Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±2 mph (2 kts, 3 km/h, 1 m/s) or ±5%, whichever is greater