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 1100.0 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.)

Uncorrected Reading Accuracy ......................................... ±0.03" Hg (±0.8 mm Hg, ±1.0 hPa/mb) (at room temperature)

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)

Rainfall

Resolution and Units ......................................................... 0.01" or 0.2 mm (user-selectable) (1 mm at totals ?3; 2000 mm)

Range............................................................................... 0 to 199.99" (0 to 6553 mm)

Rain Rate ......................................................................... 0 to 40"/hr (0 to 1016 mm)

Accuracy........................................................................... Greater of 4% or 1 tip

Rain Rate

Resolution and Units ......................................................... 0.01" or 0.1 mm (user-selectable) at typical rates (see Fig. 3 and 4)

Range............................................................................... 0, 0.04"/hr (1 mm/hr) to 40"/hr (0 to 1016 mm/hr)

Accuracy........................................................................... ±5% when rate is under 5"/hr (127mm/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)

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)

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

(see Fig. 1) 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)

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

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

Wind Direction

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

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

Accuracy.................................................................... ±3°

Wind Speed

Resolution and Units ................................................. 1 mph, 1 km/h, 0.5 m/s, or 1 knot (user-selectable)

Range ....................................................................... 2 to 180 mph, 2 to 156 knots, 1 to 80 m/s, 3 to 290 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