ATMOS 41W Wireless All-in-one weather station ( Gen 1)
Low power, low cost, low maintenance
Features
- A true wireless weather station ideal for long-term, remote installations
- Incredible 10-minute installation
- All sensors and cellular or Wi-Fi communications integrated into a single, small form factor
- See, share, and manage data remotely with ZENTRA Cloud
- Robust design that prevents errors because of wear or fouling
- Integrated sensor leveling mechanism
- Improved wind speed accuracy
- Improved rain funnel filter reduces clogging
- Increased resolution of solar radiation measurement to 0.1 W/m2 for standards compliance
- Decreased sampling interval of solar radiation, water vapor, air temperature, and wind measurements to 3 s for standards compliance
- Output highest and lowest instantaneous temperature measurement for each measurement interval (Tmax, Tmin) for standards compliance
- Extended air temperature range (-63 to +60 ºC) for standards compliance
- Calibrated thermistor to reliably achieve ± 0.2 ºC @ 25 ºC for temperature sensor accuracy
- Tipping spoon added for dual rainfall measurement
- Addition of electrical conductivity measurement for rainfall
Upload Frequency |
Hourly upload (default) Contact Customer Support for more frequent reporting options. Additional charges may apply. |
Measurement Interval | 5 min to 12 h (average or accumulation of more frequent sensor readings) |
Time Keeping | Synchronize automatically and on-demand; GPS, cellular, or ZENTRA Utility software. |
Solar Radiation |
Range: 0–1,750 W/m2
Resolution: 1 W/m2 Accuracy: ±5% of measurement typical |
Relative Humidity (RH) |
Range: 0–100% RH (0.00–1.00)
Resolution: 0.1% RH Accuracy: Sensor measurement accuracy is variable across a range of RH. |
Air Temperature |
Range: –63 to 60 °C
Resolution: 0.1 °C Sensor Accuracy: ±0.2 °C at 25 °C Measurement Accuracy: ±0.6 °C from –20 to 50 °C |
Humidity Sensor Temperature |
Range: –63 to 80 °C
Resolution: 0.10 °C Accuracy: ±0.2 °C |
Vapor Pressure |
Range: 0–47 kPa
Resolution: 0.01 kPa Accuracy: Sensor measurement accuracy is variable across a range of temperature and RH. |
Barometric Pressure |
Range: 1–120 kPa
Resolution: 0.01 kPa Accuracy: ±0.05 kPa at 25 °C ±0.1 kPa from –10 to 50 °C ±0.5 kPa below -10 °C and above 60 °C |
Horizontal Wind Speed |
Range: 0–30 m/s
Resolution: 0.01 m/s Accuracy: The greater of 0.3 m/s or 3% of measurement |
Wind Gust |
Range: 0–30 m/s
Resolution: 0.01 m/s Accuracy: The greater of 0.3 m/s or 3% of measurement |
Wind Direction |
Range: 0°–359.9°
Resolution: 0.1° Accuracy: ±5° |
Tilt |
Range: 0° to 180°
Resolution: 0.1° Accuracy: ±1° |
Precipitation |
Range: 0–1,500 mm/h
Resolution: 0.017 mm Accuracy: ±5% of measurement from 0 to 1,000 mm/h |
Electrical Conductivity |
Range: 0–3 mS/cm
Resolution: 0.001 mS/cm Accuracy: The greater of 0.005 mS/cm or 15% of measurement |
Internet Downloads | SSL/TLS encrypted |
Cellular Communication |
3G Specifications: UMTS 3G 5-band cellular module with 2G fallback
3G Coverage: 550+ global partner carriers Cellular and data hosting service provided by METER 4G Specifications: 4G LTE-M and NB-IoT cellular 4G Coverage: VERIZON, AT&T®, and T-Mobile in the USA. Select global partner carriers Cellular and data hosting service provided by METER NOTE: 4G is available in USA, Canada, and select other countries (Contact Customer Support or a METER sales partner for more information). |
Mobile Communication | Bluetooth 5.2—supporting Bluetooth Low-Energy protocol. |
GPS Communication |
Type: Integrated 56-channel GPS/QZSS receiver
Update: Daily (automatic) and on-demand (manual) Accuracy: ±4 m, with good sky view |
Dimensions |
Width: 16.5 cm (6.5 in)
Height: 31.8 cm (12.5 in) |
Memory Type | Nonvolatile flash, full data retention with loss of power |
Data Storage | 8 MB (more than 100,000 records) |
Battery Capacity | 6 AA NiMH or alkaline batteries |
Battery Life |
Alkaline: 7 months typical for hourly uploads or 4 months with 15-min data upgrade.
NiMH: 3+ years with an unobstructed view of the sun. Charging through solar energy harvesting. |
Operating Temperature Range |
Minimum: –40 °C
Typical: NA
Maximum: 60 °C NOTE: Barometric pressure and relative humidity sensors operate accurately at a minimum of –40 °C. Alkaline batteries should be used if temperatures below -40 °C are expected. |