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HOBO Water Temperature Pro v2 Data Logger

Overview

Data logger suhu air yang tahan lama dengan resolusi 12-bit dan sensor presisi dengan akurasi ±0,2°C. Desainnya tahan air dan ramping untuk penggunaan jangka panjang di air tawar maupun air laut, serta dilengkapi antarmuka USB optik yang memungkinkan pengambilan data bahkan saat alat basah atau berada di dalam air. Untuk pengukuran suhu udara yang akurat di bawah sinar matahari, diperlukan pelindung radiasi matahari.

Features

  • Pengukuran standar penelitian dengan harga terjangkau
  • Tahan air hingga kedalaman 120 meter (400 feet)
  • Pembacaan data kurang dari 30 detik melalui antarmuka Optic USB berkecepatan tinggi
  • Kompatibel dengan software HOBOware dan HOBOware Pro untuk pengaturan, grafik, dan analisis data logger

Specifications

Operation range† -40° to 70°C (-40° to 158°F) in air; maximum sustained temperature of 50°C (122°F) in water
Accuracy ±0.21°C from 0° to 50°C (±0.38°F from 32° to 122°F)
Resolution 0.02°C at 25°C (0.04°F at 77°F)
Response time  (90%) 5 minutes in water; 12 minutes in air moving 2 m/sec (typical)
Stability (drift) 0.1°C (0.18°F) per year
Real-time clock
± 1 minute per month 0° to 50°C (32° to 122°F)
Battery 2/3 AA, 3.6 Volt Lithium, non-replaceable
Battery life (typical use) 6 years with 1 minute or greater logging interval
Memory (non-volatile) 64K bytes memory (approx. 42,000 12-bit temperature measurements)
Weight 42 g (1.5 oz)
Dimensions 3.0 cm (1.19 in.) maximum diameter, 11.4 cm (4.5 in.) length; mounting hole 6.3 mm (0.25 inches) diameter
Wetted materials Polypropylene case, EPDM® o-rings, stainless steel retaining ring
Buoyancy (fresh water) +13 g (0.5 oz.) in fresh water at 25°C (77°F); +17 g (0.6 oz.) with optional boot
Waterproof To 120 m (400 ft)
Shock/drop 1.5 m (5 ft.) drop at 0°C to 70°C (32°F to 150°F)
Logging interval Fixed-rate or multiple logging intervals, with up to 8 user-defined logging intervals and durations; logging intervals from 1 second to 18 hours. Refer to HOBOware software manual.
Launch modes Immediate start and delayed start
Offload modes Offload while logging; stop and offload
Battery indication Battery voltage can be viewed in status screen and optionally logged in datafile. Low battery indication in datafile.
NIST certificate Available for additional charge
Environmental Rating IP68

†IMPORTANT

The plastic case will become brittle at temperatures lower than -20°C. If the logger is deployed in a location where the temperature drops below -20°C, make sure the logger remains stationary and is not pulled on or struck. Return the logger to above -20°C before handling.
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