O pluviômetro HOBOnet Wireless AeroCone® Rain Gauge registra a precipitação em incrementos de 0,2 milímetros. Os sensores sem fios HOBOnet comunicam dados directamente à estação meteorológica RX3000 ou passam dados através de outros sensores sem fios para a estação central. Eles são pré-configurados e prontos para implantação, e os dados são acessados através da HOBOlink, a inovadora plataforma de software baseada em nuvem da Onset.
Características Destacadas
Características do sensor
Resolução de 0,2 milímetros
Espigões para pássaros
Peneira de detritos
Projetado para atender às diretrizes da Organização Meteorológica Mundial (OMM)
Características Wireless
Tecnologia de auto-recuperação de mesh sem fio de 868 MHz
Alcance wireless de 450 a 600 metros
Até 50 sensores sem fios por RX3000
Com um simples toque de botão, é possível entrar na rede sem fio HOBOnet
Memória integrada para garantir que não haja perda de dados
alimentado por pilhas AA recarregáveis e painel solar integrado
Sensor
Measurement Range
0 to 10.2 cm (0 to 4 in.) per hour, maximum 4,000 tips per logging interval
Accuracy
±4.0%, ±1 rainfall count between 0.2 and 50.0 mm (0.01 and 2.0 in.) per hour; ±5.0%, ±1 rainfall count between 50.0 and 100.0 mm (2.0 and 4.0 in.) per hour
Resolution
0.01 in.
Calibration
Requires annual calibration; can be field calibrated
Wireless Mote
Operating Temperature Range
-25° to 60°C (-13° to 140°F) with rechargeable batteries
-40 to 70°C (-40 to 158°F) with lithium batteries
Radio Power
12.6 mW (+11 dBm) non-adjustable
Transmission Range
Reliable connection to 457.2 m (1,500 ft) line of sight at 1.8 m (6 ft) high
Reliable connection to 609.6 m (2,000 ft) line of sight at 3 m (10 ft) high
Wireless Data Standard
IEEE 802.15.4
Radio Operating Frequencies
RXW-RGF-900: 904–924 MHz
RXW-RGF-868: 866.5 MHz
RXW-RGF-922: 916–924 MHz
Modulation Employed
OQPSK (Offset Quadrature Phase Shift Keying)
Data Rate
Up to 250 kbps, non-adjustable
Duty Cycle
<1%
Maximum Number of Motes
50 motes per one RX Wireless Sensor Network
Battery Type/ Power Source
Two AA 1.2V 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)
Battery Life
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 With lithium batteries: 1 year, typical use
Memory
16 MB
Dimensions
Sensor: 16.5 cm opening diameter (6.5 in.) x 24 cm (9.5 in.) high; 214 cm2 (33.2 in.2) collection area
Cable length: 2 m (6.6 ft)
Mote: 16.2 x 8.59 x 4.14 cm (6.38 x 3.38 x 1.63 inches)
Weight
Sensor and cable: 1.2 kg (2.7 lbs) Mote: 223 g (7.87 oz)
Materials
Sensor: UV-stabilized ABS plastic housing; tipping bucket mechanism with magnetic reed switch pivots on metal shaft
Mote: PCPBT, silicone rubber seal
Environmental Rating
Sensor: Weatherproof
Mote: IP67, NEMA 6
Compliance Marks
RXW-RGF-900
RXW-RGF-868
RXW-RGF-922
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