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HOBO Rain Gauge Data Logger

Overview

Sistem pengumpulan data curah hujan bertenaga baterai ini mengintegrasikan data logger HOBO Pendant ke dalam pengukur tipe tipping-bucket. Perangkat ini secara otomatis merekam hingga 3200 mm curah hujan dengan laju maksimal 12,7 cm per jam untuk menentukan intensitas dan durasi hujan. Selain itu, sistem dapat merekam suhu jika digunakan bersama pelindung radiasi surya opsional.

Features

  • Pengukur hujan tipping-bucket terintegrasi.
  • Deteksi intensitas dan durasi.
  • Andal dan terbukti lapangan.
  • Kompatibel perangkat lunak HOBOware.
  • Opsi rekam data suhu.

Rp24897909

Specifications

Maximum rainfall rate 12.7 cm (5 in.) per hour
Calibration accuracy
±1.0% (up to 1 in./hour for the RG3 or 20 mm/hour for the RG3-M)
Resolution 0.01 in. (RG3) or 0.2 mm (RG3-M)
Calibration Requires annual calibration: can be field calibrated or returned to the factory for re-calibration
Operating temperature range 0° to +50°C (+32° to +122°F)
Storage temperature range -20° to +70°C (-4° to +158°F)
Environmental rating Weatherproof
Housing 15.24cm (6-in.) aluminum bucket
Tipping bucket mechanism Stainless steel shaft with brass bearings
Dimensions & Weight 25.72 x 15.24 cm; 1.2 Kg (2.5 lbs)
Part numbers RG3 (0.01 in. per tip), RG3-M (0.2 mm per tip)
Logger
Time stamp resolution 1.0 second
Time accuracy ± 1 minute per month at 25°C (77°F)
Operating range -20° to 70°C (-4° to 158°F)
Environmental rating Tested to NEMA 6 and IP67; suitable for deployment outdoors
NIST traceable certification Available for temperature only at additional charge; temperature range -20° to 70°C (-4° to 158°F)
Battery CR-2032 3V lithium battery; 1 year typical use
Memory 64K bytes – 16K to 23K tips when recording rain only; 25K to 30K data points when recording rain and temperature
Materials Polypropylene case; stainless steel screws; Buna-N o-ring; PVC cable insulation
Temperature Measurement
Measurement range -20° to 70°C (-4° to 158°F)
Accuracy ± 0.47°C at 25°C (± 0.85°F at 77°F),  solar radiation shield is required for accurate temperature measurements in sunlight.
Resolution
0.10°C at 25°C (0.18°F at 77°F)
Drift
Less than 0.1°C/year (0.2°F/year)
Response time Airflow of 1 m/s (2.2 mph): 10 minutes, typical to 90%