Operating Temperature

-40° to +150°F (-40° to +65°C)

Non-Operating Temperature

-40° to +158°F (-40° to +70°C)

Power Consumption

4–6V DC, average 0.9mA, peak 30mA

Solar Panel

0.5W (wireless main station), 0.75W (main unit + fan)

Battery (ISS SIM / Fan-Aspirated)

CR-123 3V Lithium Battery / 2 × 1.2V NiMH C batteries

Battery Life (3V Lithium)

8 months without sunlight – over 2 years depending on solar charging

Battery Life (NiMH C batteries, fan aspirated)

Up to 2 years (fan aspirated only)

Airflow (Solar Powered)

190 ft/min (0.9 m/s)

Airflow (Battery Powered)

80 ft/min (0.4 m/s)

Sensor Chamber Flow Rate (Solar Powered)

500 ft/min (2.5 m/s)

Sensor Chamber Flow Rate (Battery Powered)

180 ft/min (0.9 m/s)

Sensor Connector

Modular RJ-11

Cable Type

4-core, 26 AWG

Wind Sensor Cable Length

40 ft (12 m) included; 240 ft (73 m) recommended maximum

Wind Speed/Direction Sensor Type

Solid-state magnetic sensor / Potentiometer-based wind vane

Rain Collector Type

0.01 in (metric version 0.2 mm), 33.2 in² (214 cm²)

Temperature Sensor Type

PN junction silicon diode

Relative Humidity Sensor Type

Thin-film capacitive element

Main Unit Material

UV-resistant ABS, polypropylene

Main Unit Dimensions

Wireless Vantage Pro2 with Standard Radiation Shield

14.0 in × 9.4 in × 14.5 in (356 mm × 239 mm × 368 mm)

Wireless Vantage Pro2 with Fan-Aspirated Radiation Shield

20.8 in × 9.4 in × 16.0 in (528 mm × 239 mm × 406 mm)

Wireless Vantage Pro2 Plus with Standard Radiation Shield

14.3 in × 9.7 in × 14.5 in (363 mm × 246 mm × 368 mm)

Wireless Vantage Pro2 Plus with Fan-Aspirated Radiation Shield

21.1 in × 9.7 in × 16.0 in (536 mm × 246 mm × 406 mm)

Operating Temperature

+32° to +140°F (0° to +60°C)

Non-Operating Temperature

+14° to +158°F (-10° to +70°C)

Power Consumption

4–6V DC, average 0.9mA, peak 30mA; backlight on: 120mA; +0.125mA per added reception channel

AC Power Adapter

5VDC, 1000mA, regulated

Battery

3 × C batteries (not included)

Battery Life

Up to 9 months

Connector

Modular RJ-11

Material

UV-resistant ABS plastic

Console Display Type

Semi-transmissive LCD

Backlight

LED

Console Dimensions (Antenna Down)

10.625 in × 6.125 in × 1.625 in (270 mm × 156 mm × 41 mm)

Console Dimensions (Antenna Up)

10.625 in × 9.625 in × 1.625 in (270 mm × 245 mm × 41 mm)

Display Size

5.94 in × 3.375 in (151 mm × 86 mm)

Weight (with batteries)

1.88 lb (0.85 kg)

Number of Channels

8

Output Power

~8mW

Transmission Range

Up to 300 m line-of-sight; 60–120 m through walls

Historical Data

Displays up to 24 records

Daily Data

Includes daily high and low values; cycle starts/ends at 12:00 AM

Monthly Data

Cycle starts/ends at 12:00 AM on the 1st of each month

Yearly Data

Cycle starts/ends at 12:00 AM on January 1st

Real-Time Data

Displayed on the right side of the console screen

Chart Time Intervals

User-selectable: 1 min, 10 min, 15 min, 1 hr, 1 day, 1 month, 1 year

Chart Time Span

24 intervals

Chart Y-Axis Scale

Automatically adjusts based on value range

Alarm Alert

Alarm sounds for 2 minutes when powered. Alarm thresholds (min/max) are parameter-specific. Press DONE to silence alarm (alarm condition remains)

Transmission Interval

2.25 sec (1 station), 3 sec (8 stations)

Update Interval

Depends on sensor update time

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

Altitude Range

-999 ft to +15,000 ft (-600 m to 4570 m)

Uncorrected Reading Accuracy

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

Sea Level Reduction Equation

U.S. method used prior to current "R Factor" method

Equation Source

Smithsonian Meteorological Tables

Equation Accuracy

±0.01" Hg (±0.3 mm Hg, ±0.3 hPa/mb)

Elevation Accuracy

±10 ft (3 m)

Daily Accuracy

±0.03" Hg (±0.8 mm Hg, ±1.0 hPa/mb)

Trend (change within 3 hours)

0.06" (2 hPa/mb, 1.5 mm Hg) = Rapid

Trend Indication

5-level arrow: Rising (rapid/slow), Steady, Falling (rapid/slow)

Update Interval

1 minute

Display

Real-time

Graph Data Setting

15 min / 1 hr

Historical Graph Data Setting

15 minutes

Alarm

High threshold for rapidly clearing storm trend

Rising/Falling Trend Alarm Range

0.01 to 0.25" Hg (0.1 to 6.4 mm Hg, 0.1 to 8.5 hPa/mb)

Format

12 or 24-hour (user-selectable)

Date Format

U.S. or International (user-selectable)

Accuracy

±8 seconds/month

Date

Automatic leap year

Alarm

Daily at set time when active

Range

-76° to +54°C (-105° to +130°F)

Accuracy

±2°F (±1°C) (typical)

Resolution and Units

1°F or 1°C (user-selectable); °C converted from °F to nearest 1°C

Update Time

10 to 12 seconds

Range

Daily up to 32.67 in (832.1 mm); Monthly/Yearly up to 199.99 in (1999.9 mm)

Accuracy

>0.01" (0.25 mm) or ±5%

Resolution and Units

0.01" or 0.1 mm (user-selectable)

Update Time

1 hour

Parameters Used

Barometric pressure & trend, wind speed & direction, rainfall, temperature, humidity, latitude & longitude, time of year

Update Time

1 hour

Display Format

Graph displayed on LCD screen

Forecast Parameters

Sky condition, precipitation, temperature change, wind direction and speed

Range

-40° to +74°C (-40° to +165°F)

Accuracy

±2°F (±1°C) (typical)

Resolution and Units

1°F or 1°C (user-selectable); °C converted from °F to nearest 1°C

Update Time

10 to 12 seconds

Resolution and Units

1%

Range

1 to 100% RH

Accuracy

±2%

Update Interval

1 minute

Display Data

Real-time

Resolution and Units

1%

Range

1 to 100% RH

Accuracy

±2%

Drift

<0.25% per year

Update Interval

50 seconds to 1 minute

Resolution and Units

1%

Range

1 to 100% RH

Accuracy

±2%

Drift

<0.25% per year

Update Interval

50 seconds to 1 minute

Resolution

1

Range

0 to 15

Dry/Wet Threshold

User-selectable

Accuracy

±0.5

Update Interval

46 to 54 seconds

Range

New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, Waning Crescent

Accuracy

±38 minutes

Console Resolution

1/8 of lunar cycle (12.5%), 1/4 bright side on console (25%)

WeatherLink Resolution

0.09% of lunar cycle, 0.18% max illuminated side (screen-dependent)

Daily/Storm Range

0 to 99.99 in (0 to 999.8 mm)

Monthly/Yearly/Total Range

0 to 199.99 in (0 to 6553 mm)

Accuracy

At rain rates up to 10 in/hr (250 mm/hr): ±3% of total or ±1 tip (0.01 in / 0.2 mm), whichever is greater

Resolution and Units

0.01" or 0.2 mm (user-selectable)

Update Time

20 to 24 seconds

Rain Alarm Range

0 to 99.99 in (0 to 999.7 mm)

Resolution and Units

0.01" or 0.1 mm (user-selectable)

Range

0, 0.04 in/hr (1 mm/hr) to 30 in/hr (0 to 762 mm/hr)

Accuracy

±5% at rain rates up to 10 in/hr (250 mm/hr)

Update Interval

20 to 24 seconds

Resolution

1 m³

Range

0 to 200 m³

Update Interval

77 to 90 seconds

Resolution and Units

1 W/m²

Range

0 to 1800 W/m²

Accuracy

±5% of full scale (reference: Eppley PSP at 1000 W/m²)

Drift

Up to ±2% per year

Cosine Response

±3% at incident angles from 0° to 75°

Temperature Coefficient

-0.067%/°F (-0.12%/°C); reference temp = 77°F (25°C)

Update Interval

50 seconds to 1 minute (5 minutes in darkness)

Resolution

1 minute

Accuracy

±1 minute

Resolution and Units

0.1°F or 1°F or 0.1°C or 1°C

Range

+32° to +140°F (0° to +60°C)

Sensor Accuracy

±0.5°F (±0.3°C)

Update Interval

1 minute

Resolution and Units

Nominal 0.1°F or 1°F or 0.1°C or 1°C (user-selectable)

Range

-40° to +150°F (-40° to +65°C)

Sensor Accuracy

±0.5°F (±0.3°C)

Radiation-Induced Error (Passive Shield)

+4°F (+2°C) at solar noon (insolation = 1040 W/m², avg wind speed ≤ 2 mph (1 m/s))

Radiation-Induced Error (Fan-Aspirated Shield)

+0.6°F (+0.3°C) at solar noon (insolation = 1040 W/m², avg wind speed ≤ 2 mph)

Update Interval

10 to 12 seconds 

Resolution and Units

1°F or 1°C (user-selectable); °C converted from °F to nearest 1°C

Range

-40° to +150°F (-40° to +65°C)

Sensor Accuracy

±1°F (±0.5°C) (typical)

Update Interval

10 to 12 seconds (77 to 90 seconds for leaf/soil moisture/temperature stations)

Resolution and Units

1°F or 1°C (user-selectable); °C converted from °F to nearest 1°C

Range

-68° to +74°C (-90° to +165°F)

Accuracy

±4°F (±2°C) (typical)

Update Interval

10 to 12 seconds

Resolution and Units

0.1 MED to 19.9 MED; 1 MED above 19.9 MEDs

Range

0 to 199 MEDs

Accuracy

±5% of daily total

Drift

Up to ±2% per year

Update Interval

50 seconds to 1 minute (5 minutes in darkness)

Resolution and Units

0.1 index

Range

0 to 16 index

Accuracy

±5% of full scale

Cosine Response

±4% FS (0° to 90° zenith angle)

Update Interval

50 seconds to 1 minute (5 minutes in darkness)

Resolution and Units

1°F or 1°C (user-selectable)

Range

-79° to +57°C (-110° to +135°F)

Accuracy

±2°F (±1°C) (typical)

Update Interval

10 to 12 seconds

Range

1 to 360°

Display Resolution

16-point compass (22.5°), digital display 1°

Accuracy

±3°

Update Interval

2.5 to 3 seconds

Resolution and Units

mph, 1 km/h, 0.4 m/s, or 1 knot (user-selectable)

Range

0 to 200 mph, 0 to 173 knots, 0 to 89 m/s, 0 to 322 km/h

Update Interval

Instantaneous: 2.5 to 3 seconds; 10-minute average: 1 minute

Accuracy

±2 mph (2 kts, 3.2 km/h, 0.9 m/s) or ±5%, whichever is greater

Maximum Cable Length

240 ft (73 m)