HOBO by Onset KIT-D-U20-02 – Water Level Data Logger Deluxe Kit (100ft)
$1,099.00
In Stock
The HOBO KIT-D-U20-02 deep hydrological monitoring assembly features a stainless steel absolute pressure capsule rated for submersed tracking down to a 100 ft measuring range. Packed with protective deployment gear and an optical USB interface base, it provides an exceptional ±0.1 ft accuracy threshold. The standalone logging system stores up to 21.700 absolute level data metrics safely.
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HOBO by Onset KIT-D-U20-02 - Water Level Data Logger Deluxe Kit (100ft) Specs
| Brand | Onset |
| Operation range | 0 to 400 kPa (0 to 58 psia); approximately 0 to 30.6 m (0 to 100 ft) of water depth at sea level, or 0 to 33.6 m (0 to 111 ft) of water at 3,000 m (10,000 ft) of altitude |
| Factory calibrated range | 69 to 400 kPa (10 to 58 psia), 0° to 40°C (32° to 104°F) |
| Burst pressure | 500 kPa (72.5 psia) or 40.8 m (134 ft) depth |
| Water level accuracy* | Typical error - 0.05% FS, 1.5 cm (0.05 ft) water |
| Maximum error | - 0.1% FS, 3 cm (0.1 ft) water |
| Raw pressure accuracy** | 0.3% FS, 1.20 kPa (0.17 psi) maximum error |
| Resolution | < 0.04 kPa (0.006 psi), 0.41 cm (0.013 ft) water |
| Pressure response time 90% | < 1 second |
| Thermal response time (90%)† | Approximately 10 minutes in water to achieve full temperature compensation of the pressure sensor |
| Operation range | -20° to 50°C (-4° to 122°F) |
| Accuracy | 0.37°C at 20°C (0.67°F at 68°F), see Plot A |
| Resolution | 0.1°C at 20°C (0.18°F at 68°F) (10-bit), see Plot A |
| Response time (90%) | 3.5 minutes in water (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, factory-replaceable |
| Battery life (typical use) | 5 years with 1 minute or greater logging interval |
| Memory (non-volatile) | 64K bytes memory (approx. 21,700 pressure and temperature samples) |
| Dimensions | 2.46 cm (0.97 inches) diameter, 15 cm (5.9 inches) length; mounting hole 6.3 mm (0.25 inches) diameter |
| Weight | Approximately 210 g (7.4 oz) |
| Wetted materials | 316 stainless steel, Viton® o-rings, acetyl cap, ceramic sensor |
| Shock/drop | Logger is sensitive to shocks. Handle with care and avoid any impact. Always use proper packaging when shipping the logger. |
| 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 |
| 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. |
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