RXW Ultrasonic Wind Speed and Direction Sensor

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RXW Ultrasonic Wind Speed and Direction Sensor
1,171.20€
Ex Tax:960.00€
- Model: RXW-WCG-868
- Weight: 223.00g
- Dimensions: 8.59cm x4.14cm x16.20cm
- MPN: RXW-WCG-868
Overview
The HOBOnet Wireless Ultrasonic Wind Speed & Direction Sensor is compact and rugged with no moving parts. Because this sensor is ultrasonic it can measure very low wind speeds, down to 0.4 m/s (compared to 1.0 m/s for our mechanical sensors). HOBOnet Wireless Sensors communicate data directly to the HOBO RX3000 or the HOBO MicroRX station or pass data through other wireless sensors back to the central station. They are preconfigured and ready to deploy, and data is accessed through HOBOlink, Onset’s innovative cloud-based software platform.
Highlighted Features
Sensor Features
- Compact and rugged with no moving parts
- No starting threshold – suitable for low wind speeds
- No wind direction dead band – accurate wind data in all directions
- Powered by its own built-in solar panel
Wireless Features
- 868 MHz wireless mesh self-healing technology
- 450 to 600 meter (1,500 to 2,000 feet) wireless range and up to five hops
- Up to 50 wireless sensors or 336 data channels per HOBO RX station
- Simple button-push to join the HOBOnet wireless network
- Onboard memory to ensure no data loss
- Powered by rechargeable AA batteries and built-in solar panel
In what environment does this sensor operate?
This sensor operates in an outdoor environment.
What measurements does this sensor support?
The RXW-WCG-xxx sensor supports the following measurement: Wind
Sensor | |
Accuracy | <p><font face="Arial, Helvetica, sans-serif"><span style="font-size: 13.3333px;"><b>Wind Speed / Gust</b>: </span></font><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">±0.8 m/s (1.79 mph) or ±4% of reading, whichever is greater</span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><br><b>Wind Direction</b>: </span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">0.2 to 3 m/s (0.44-6.7 mph): </span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">±4 degrees; </span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">>3 m/s (6.7 mph): ±2 degrees</span></p> |
Measurement Definition | <p><font face="Arial, Helvetica, sans-serif"><span style="font-size: 13.3333px;"><b>Wind Speed / Gust</b>:</span></font></p><p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Wind speed readings are taken every three seconds for the duration of the logging interval</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><strong style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Wind speed:</strong><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"> Average speed for the entire logging interval</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><strong style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Gust speed:</strong><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"> The highest three-second wind recorded during the logging interval</span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><br></span></p><p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><br><b>Wind Direction</b>:</span></p><p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Unit vector averaging used; vector components for each wind measurement are calculated every three seconds for duration of logging interval</span><br></p> |
Measurement Range | <p><font face="Arial, Helvetica, sans-serif"><span style="font-size: 13.3333px;"><b>Wind Speed / Gust</b>: </span></font><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">0 to 41.16 m/s (0 to 92.07 mph)<br><b>Wind Direction</b>: </span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">0 to 359 degrees</span></p> |
Operating Temperature Range Without Icing | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">-15°C to 55°C (5°F to 131°F)</span><br></p> |
Resolution | <p><font face="Arial, Helvetica, sans-serif"><span style="font-size: 13.3333px;"><b>Wind Speed / Gust</b>: </span></font><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">0.4 m/s (0.89 mph)</span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><br><b>Wind Direction</b>: </span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">1 degree (0 to 359 degrees)</span><br></p> |
Wireless Mote | |
Battery Life | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">With NiMH batteries: Typical 3-5 years when operated in the temperature range -20° to 40°C (-4°F to 104°F) and positioned toward the sun (see Deployment and Mounting), operation outside this range will reduce the battery service life</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">With lithium batteries: 1 year, typical use</span><br></p> |
Battery Type / Power Source | <span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Sensor: Photovoltaic panel, LIFEP04 3.2 V -600 mAh battery</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Mote:</span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"> </span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Two AA 1.2 V rechargeable NiMH batteries powered by built-in solar panel or two AA 1.5 V lithium batteries for operating conditions of -40 to 70°C (-40 to 158°F)</span><br></p> |
Data Rate | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Up to 250 kbps, non-adjustable</span><br></p> |
Dimensions | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Sensor length: 380 mm (14.96 inches)</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Sensor head diameter: 60 mm (2.36 inches)</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Sensor rod diameter: 16 mm (0.63 inches)</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Cable length: 3 m (9.8 ft)</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Mote: 16.2 x 8.59 x 4.14 cm (6.38 x 3.38 x 1.63 inches)</span><br></p> |
Duty Cycle | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><1%</span><br></p> |
Environmental Rating | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Sensor and cable: Weatherproof</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Mote: IP67, NEMA 6</span><br></p> |
Logging Rate | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">1 minute to 18 hours</span><br></p> |
Materials | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Sensor: </span><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Polyacetal</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Mote: PCPBT, silicone rubber seal</span><br></p> |
Maximum Number of Motes | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Up to 50 wireless sensors or 336 data channels per one HOBO RX station</span><br></p> |
Memory | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">16 MB</span><br></p> |
Modulation Employed | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">OQPSK (Offset Quadrature Phase Shift Keying)</span><br></p> |
Number of Data Channels | <p>4</p> |
Operating Temperature Range | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">-25° to 60°C (-13° to 140°F) with rechargeable batteries</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">-40 to 70°C (-40 to 158°F) with lithium batteries</span><br></p> |
Radio Operating Frequencies | <p><span style="font-family: Arial, sans-serif; font-size: 13.3333px;">866.5 MHz</span><br></p> |
Radio Power | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">12.6 mW (+11 dBm) non-adjustable</span><br></p> |
Transmission Range | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Reliable connection to 457.2 m (1,500 ft) line of sight at 1.8 m (6 ft) high</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Reliable connection to 609.6 m (2,000 ft) line of sight at 3 m (10 ft) high</span><br></p> |
Weight | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Sensor and cable: 200 g (7 oz)</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;"><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">Mote: 223 g (7.87 oz)</span><br></p> |
Wireless Data Standard | <p><span style="font-family: Arial, Helvetica, sans-serif; font-size: 13.3333px;">IEEE 802.15.4</span><br></p> |