HOBO U20 Water Level Data Loggers

The HOBO U20 water level data logger features high accuracy and ease-of-use, without 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. For saltwater deployments, such as brackish wetlands and tidal areas, see HOBO U20 Water Level Titanium.

Features

• Pressure / Water Level:
  • 0 to 30psia (0 to 207kPa) operating range
  • Factory Calibrated Range:
  • 10 to 30psia (69 to 207kPa)
  • 0 to 30ft (0 to 9m) of water depth (at sea level)
  • 45psia (310kPa) or 60ft (18m) depth
  • ±0.3% FS pressure accuracy
  • Lightning protection
• Temperature:
  • -4 to 122°F (-20 to 50°C)
  • ±0.44°C from 0° to 50°C accuracy
  • 0.10°C at 25°C resolution
• 64KB memory (approx. 21,700 samples)