WindCube Offshore specifications

WindCube Offshore- 2023/09/08 WindCube Offshore Vertical Profiler Lidar

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Table 1. WindCube measurement parameters
Measurement range (1) 40 … > 300 m

Constant measuring probe (spatial resolution)

Data sampling rate 1 Hz

10.000 measurement pulses accumulated every 0,8 seconds

Measuring distances 20 user-defined distances simultaneously
Radial Wind Speed range -23m/s to +23m/s
Reconstructed Wind Speed range 0m/s to 49m/s
Reconstructed Wind Direction range 0 – 360°
Speed accuracy (2) 0.1 m/s
Speed uncertainty (for fixed installation) (2)

40 – 80m: 1.4% to 2.6%

80 – 120m: 0.6% to 1.4%

120 – 135m: 0.6% to 0.8%

Installation on FLS may add uncertainty under validation

Direction accuracy (2)
Beam geometry 4 inclined beams at 28° and 1 vertical beam

Table 2. WindCube operating environment
Warranty 3 years standard, extendable twice (up to 9 years) after maintenance
Preventive maintenance 3 years cycle (factory or onsite onshore maintenance)
Operating temperature -20°C to +40°C (chamber conditions)
Maximum operation altitude
  • 3000m (with compliant DC-DC power supply)
  • 2000m (with provided AC-DC converter)
Operating humidity 0 to 100% RH (non-condensing)
Housing classification IP67
Rain protection Plastic Wiper
Marine atmosphere (Salt Atmosphere Compliance)

IEC 60068-2-52, (dry/wet salt spray) 30 cycles

Shocks and vibration ISTA/FEDEX 6B

Table 3. WindCube mechanical specifications
System dimensions (height × width × depth) 677 mm x 585 mm x 592 mm

65 kg

42 kg shipping cases

108 kg total with accessories

Table 4. WindCube electrical and optical

Input Power Supply

Insulation class: class I (PE connected)

24,5-27 V

Power Supply with the transformer provided by Vaisala

100-240VAC~ 50/60 Hz
Power consumption(1) 45 W between -5°C and 30°C / 23°F and 86°F

110W below - 5°C / 23°F

55W over 30°C / 86°F

LASER Safety Compliance 1M Class / EN 60825‑1
Table 5. WindCube compliance
Compliance marks CE, FCC, IC

Table 6. WindCube data output
Output data

1 s / 1‑, 2‑, 5‑, 10‑minute averaged (user-defined) horizontal and vertical wind speed

Standard deviation


CNR (carrier-to-noise ratio)

GPS coordinates

Data availability

Complex terrain measurements FCR unlimited license, option only available for fixed installation
Geofencing 3 years license, option only available for fixed installation
Data storage 120 GB industrial disk (over 10 years storage of all data)

WindCube Insights secured cloud-based server

Data format RTD and STA (file), UTF‑8 encoding
Communication LAN, USB, 3G or 4G router (router availability depends on the region/country), Modbus RTU (gateways available), Wi‑Fi, Satellite
Time synchronization GPS, NTP

1 Height from WindCube feet. Data availability depends on environmental factors such as visibility, type of aerosols and variation of refractive index in the atmosphere
2 For 10-min averages, as assessed by several 3rd parties on multiple WindCube devices or in 2020 according to IEC 61400-12-1 Ed.2. Uncertainty figures are Final Accuracy Class divided by √3
3 Nominal power consumption taken from an initial state of the WindCube at 15°C