Onset U20-001-03

HOBO Freshwater Water Level Data Logger, 250 ft.

U2000103
U20-001-03

Onset U20-001-03

HOBO Freshwater Water Level Data Logger, 250 ft.

U2000103
U20-001-03

The Onset U2000103 HOBO Freshwater Water Level Data Logger (250 ft.) records water level and temperature up to 250 feet depths with no cumbersome vent or desiccants to maintain. The stainless-steel housing is suited for use within shallow wells, streams, lakes, and freshwater wetlands.

  • Pressure/Water Level Range: 0 - 850 kPa (0 - 123.3 psia)
  • Temp. Range: -4° - 122°F
  • Lightning protection with no long signal wires/electronics shielded in metal housing
This product is available for shipping to the US, Canada, and Puerto Rico only.
$599.00
This item ships FREE
  • NOTE: This product requires HOBOware software (USB interface cable included with BHW-PRO-CD purchase, ONLY)
  • Lightning protection - no long signal wires, and electronics are shielded in stainless steel housing for use in freshwater
  • HOBOware Pro software provides easy conversion to accurate water level reading, fully compensated for barometric pressure temperature, and water density
  • Multiple-rate sampling allows faster sampling at critical times such as when pumping starts or stops
  • Ideal for use in wells, streams, lakes, wetlands and tidal areas
  • No-vent-tube design for easy reliable deployment
  • Durable ceramic pressure sensor
  • 3-point NIST-traceable calibration certificate included
  • Operation Range: 0 to 850 kPa (0 to 123.3 psia); approximately 0 to 76.5 m (0 to 251 ft) of water depth at sea level, or 0 to 79.5 m (0 to 262 ft) of water at 3,000 m (10,000 ft) of altitude
  • Factory Calibrated Range: 69 to 850 kPa (10 to 123.3 psia), 0° to 40°C (32° to 104°F)
  • Burst Pressure: 1200 kPa (174 psia) or 112 m (368 ft) depth
  • Water Level Accuracy: Typical error: ±0.05% FS, 3.8 cm (0.125 ft) water
  • Maximum error: ±0.1% FS, 7.6 cm (0.25 ft) water
  • Raw Pressure Accuracy: ±0.3% FS, 2.55 kPa (0.37 psi) maximum error
  • Resolution: <0.085 kPa (0.012 psi), 0.87 cm (0.028 ft) water
  • Pressure Response Time (90%): <1 second; measurement accuracy also depends on temperature response time
  • Temperature Measurements:
  • Operation Range: -20° to 50°C (-4° to 122°F)
  • Accuracy: ±0.44°C from 0° to 50°C (±0.79°F from 32° to 122°F)
  • Resolution: 0.10°C at 25°C (0.18°F at 77°F)
  • Response Time (90%): 5 minutes in water (typical)
  • Stability (Drift): 0.1°C (0.18°F) per year
  • Logger:
  • 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)
  • Wetted Materials: 316 stainless steel, Viton o-rings, acetyl cap, ceramic sensor
  • 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
  • Environmental Rating: IP68
  • Environments: For use in outdoor and water environments
  • Measurements: Absolute Pressure, Barometric Pressure, Temperature and Water Level

The Onset U20-001-03 HOBO Freshwater Water Level Data Logger, 250 ft. water level data logger features high accuracy and ease-of-use, with no cumbersome vent tubes or desiccants to maintain. This data logger is ideal for recording water levels and temperatures in shallow wells, streams, lakes and freshwater wetlands.

Note: U20-001-03 requires the HOBOware software (free to download) to operate, and either a U-DTW-1 Waterproof Shuttle or the Base-U-4 Optic USB Base Station for configuration and data offload. Please also note that a USB interface cable comes with the purchase of a HOBOware Pro CD (BHW-PRO-CD), only.

More Information
Country of OriginUnited States
BrandOnset
ConditionNEW
Vendor AliasU20-001-03
  • 1 - HOBO 2500 ft. Freshwater Water Level Data Logger