Welcome to ProfEC Ventus' One Stop Wind Shop!

Our declared objective is to optimize your professional procurement for high-quality wind measurement equipment as well as complete wind measurement campaigns and to facilitate your choice of products. In addition to individual sensors, you also find complete, certified and calibrated measurement systems, met masts, worldwide assembly and installation services, a calibration service and various, accredited services at a glance.

If you have any questions or in case you would like to receive individual advice on accredited wind measurements or bankable expert opinion reports, please do not hesitate to contact us at any time.

Our advice

LIDAR and SODAR Verification, accredited according to DIN EN ISO/IEC 17025
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• Certified verification of Remote Sensing Device (some may call it "calibration")
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Carried out in accordance to the IEC 61400-50-1 and IEC 61400-50-2, accredited as per ISO 17025
• Conducted at a 200m reference mast
• Procedure warrants lowest uncertainties, highest accuracy, and compliance in line with IEC, FGW and IEA

10,081.00 USD
Thies First Class Wind Vane - TMR
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• 4.3151.10.001​
• TMR-Sensor (Tunnel Magneto Resistance)
• Measurement range: 0...360°
• Digital output protocoll: 16 bit serial synchronous
• Digital output: 10 bit Gray Code
• Without north gap 
• Accuracy: 0.75°
• Resolution: 0.35°
• W/o heating

from 1,196.08 USD
Ammonit Meteo 42M Data logger
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• ​Ammonit Meteo-42M
• With new firmware version offering flexibility in the user setttings, sensor and modem configuration, data security, among others
• 8x analog voltage IN (± 0.1V, ± 1V, ± 10V 16bit)
• 8x pulse counter IN
• 4x digital serial status IN
• 1 RS485 Client IN (for up to 8 smart sensors or Ultra Sonic Anemometers)
• 4x analog voltage OUT (5V | Switches)
• 1x analog current OUT 
• 1 RS485 Server OUT (SCADA monitoring software)
• 3 USB (2x USB-A host, 1x USB-B device)
• 1 LAN (Ethernet)

2,111.08 USD
Ammonit M83572 Modul for 10 Ports / RS485 2-wire / Configurable UOUT
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• Module for 10 Ports / RS485 2-wire / Configurable UOUT
• Stabilised and ripple-free voltage output individually configurable
• 10 individually configurable ports
• One stabilised and ripple-free output with active current limit (110 mA)
• One configurable bus-termination resistor (120 Ω) for two-wire RS485 bus setup (half duplex)
• Each terminal comprises overvoltage protection

148.25 USD
Hukseflux SR300-D1 Pyranometer (calibrated)
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• ISO 9060: Secondary Standard
• Heating, tilt sensor, internal ventilation
• No external ventilator required and mitigates dew and frost
• Measurement range: -400 to 4000 W/m²
• Spectral range: 285 to 3000 nm
• Incl. calibration sheet (traceable to WRR)
• Power consumption (dew and frost mitigation mode): < 3 W

Price on request
ZX300 LiDAR Rental Service (monthly)
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ZX 300 LIDAR - Rental Service
• Measures up to 10 customizable heights up to 300m above ground level
• Wind speed accuracy: 0.1 m/s
• Wind speed range: <1m/s to 80 m/s
• Wind direction accuracy: <0,5°
• ZX Complex Flow Solver
• 50 Hz sampling rate
• 5 years warranty included / 5 years maintenance interval

4,625.40 USD
MeteoSense - Temperature, Humidity and Pressure Sensor HTBS-2
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• Temperature:
    Range: -40 ... 80 °C
    Accuracy: ±0.1 °C
• Humidity:
    Range: 0 ... 100% rH
    Accuracy: ±1% rH
• Pressure:
    Range: 400 ... 1200 hPa
    Accuracy (400 ... 1100 hPa, –40 ... 85 °C): ±0.9 hPa
• Linearity Compensation: 32 points
• Interfaces: RS-485, SDI-12, USB
• IP 65
• Input Voltage: 5 ... 45 VDC

from 652.30 USD
Thies First Class Advanced
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• 4.3352.10.400 - unheated
• Class A compliant according to IEC 61400-12-1 & 61400-12-1 Ed.2
• W/o heating
• Measurement Range: 0.3...75 m/s
• Outputs: RS485 / ASCII / MODBUS
• Option for connecting a bus-compatible wind vanes and anemometers in parallel (daisy chain)
• Measures next to wind speed also:
   Air pressure: 300 ... 1100 hPa (Accuracy: ±1 hPa @ 20 °C)
   Indication: Measuring range: -89.9 ... +89.9° (Accuracy: ±1 °)
   Vibration: Measuring range: 0 ... 50 Hz (Accuracy: ±0.4 Hz)
   Acceleration: Measuring range: ±8 g (Accuracy: ±30 mg)

from 1,024.70 USD
Thies First Class Advanced
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For Thies and Vector Instruments (Windspeed Ltd.) wind vanes:For Thies and Vector Instruments (Windspeed Ltd.) anemometer:
• Certified Maintenance (OEM TIER3 authorization)
• Certified refurbishment (OEM TIER3 authorization)
• Exchange of bearings, O-rings, sealings 
• Sensor Specific Report Certificate 
• Authorisation seal

112.67 USD

New product

Rechargeable Battery 50 Ah, 12V

• 12V, 50 Ah
• Maintenance free, Non-spillable
• Including safety data sheet for aviation transport
• Low self-discharge ratio
• Special deep cycle battery designed for intensive cyclic discharge usage

118.60 USD
NRG SymphoniePRO® 16-Channel Data Logger

• 8x pulse counters IN
• 3x analog voltage IN
• Requires external 12VDC power supply
• 3x configurable 'Flex' Channels (Analog or Counter) with optional signal conditioning modules (P-SCMs)
• Resolution: 16 bit ad
• Accuracy: 0.04 % of full scale
• LCD with 16 button keypad

Price on request
Smart Enclosure Sensor - Campbell Scientific CS211

Campbell Scientific CS211
• Low-power, smart sensor designed to monitor temperature, humidity levels and door openings inside enclosures
• The CS211 uses an optical sensor and the LED to detect if the enclosure door is open or closed
• Temperature:
    • Measurement range: –40 … +60 °C
    • Accuracy: ±0.4 °C
• Relative humidity:
    • Measurement range: 0 … 100 % RH
    • Accuracy: ± 3 % RH (10 … 90 % RH at 25 °C)
• Supply voltage: 7 to 28 VDC
• Average current consumption: <  100 µA
• Start up time: 3 s
• SDI-12 direct sonnection to a Campbell Scientific data logger
• Dimensions: 80 x 59 x 15 mm

 

Price on request
Campbell Scientific DustVue 20: Solar-Module Soiling Sensor
• Highly accurate soiling measurement (±1% uncertainty)
• Bifacial, separate soiling ratios for front and rear
• Maintenance-free design
• Pmax option for soiling measurement according to IEC 61724-1
• Industry-standard Modbus RTU over RS-485
• Input Power: 12 to 32 V
• Typical Power: 2 W steady state
Price on request
Ammonit RS-485 Isolated Repeater

• M83575
• 3 Ports: Pull-Up 5.1kOhm, Compact Vane
• 3 Ports: First Class Vane etc., 10mA
• 2 Ports: Pull-Down 10kOhm

• 2 Ports: Configurable, open
• RS485: Resistors for Biasing and Termination
• Output: 5V/100mA
• Supply: 9 to 32VDC

290.57 USD
Vaisala WA151

• WAV151
• Measurement range: 0 ... 360°
• Operating power supply: Uin = 9.5 ... 15.5 VDC, 20 mA typical
• Heating power supply: 20 V DC / AC, 10W, 500 mA nominal

from 1,097.05 USD
PV-MGA8 Gas Sensor - Type B
• Sensors: Temperatur, humidity, illuminance, dew point temperature, air pressure, CO2, PM1.0/2.5/10, TSP
• Standard gas: CO, SO2, O3, NO2, H2S, NH3, TVOC, CH2O, CH4, O2, NO, Odour
• High-precision gas: CO, SO2, O3, NO2, H2S, NH3
• Configurable parameters (optional): T/H/P + CO + PM1.0 + PM2.5 + PM10
• Addable gas types (optional):
     Standard gas sensor: 5 ... 8 (optional)
     High-precision gas sensor: 3 ... 4 (optional)
     Standard + high-precision: 1 ... 4 (standard) + 1 ... 2 (high-precision)
• Supply 12 ... 24 V DC
• Output: RS485
• Response time: < 1s
• Operating temperature: -20 ... 60℃ @ 15 ... 80 % RH
Price on request
Campbell Scientific CR800 Data Logger in our Measurement Systems for Renewable Energy Resource Assessments

• Once powered up, the measurement automatically starts
• Calibration certificate (standards traceable to U.K.A.S accreditation service) optionally available
• 6x analog single-ended or 3 differential IN, 2x digital pulse counters IN, 4x digital IN/OUT, 3x analog voltage OUT, 1x switched 12V OUT
• RS232, CS I/O PORT, optionally: USB, Ethernet (LAN), WiFi and CF-card modules available
• 2/4 Mbytes SRAM memory (optionally extendable)
• Surge protection for all Inputs by gas discharge tube (GDT)

Price on request