HOBO U20 Water Level Data Loggers

Water level, pressure & temperature, ideal for wells, streams, lakes, and freshwater wetlands.

HOBO U20 Water Level Data Loggers — HOBO U20 Water Level Data Logger

Starting at $599.00

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Manufactured

By HOBO Data Loggers by Onset

Includes

FREE Ground Shipping on orders of $1,000 or more
FREE Lifetime Tech Support

Availability

Usually ships in 5-6 weeks

Product Manual Product Specs

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)

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.

Spec Sheets

HOBO U20 Water Level Data Logger Datasheet PDF (556 KB)

Manuals

HOBO U20 Water Level Data Loggers Manual PDF (332 KB)

Application Notes and White Papers

5 Considerations for Choosing a Water Level Logger PDF (3.6 MB)

Software

HOBOware Graphing & Analysis Software (99.0 MB)

Links

All possible part numbers

Required Components

These additional components are required for the operation of your product. We strongly advise you to purchase these components unless you already own them or own a suitable alternative.

HOBO U-DTW-1 Waterproof Shuttle Data Transporter

HOBO U-DTW-1 Waterproof Shuttle Data Transporter

Compatible with all HOBO U-Series loggers with optic USB, waterproof up to 20m (66ft), requires HOBOware Pro software.

HOBO BASE-U-4 Optic USB Base Station

HOBO BASE-U-4 Optic USB Base Station

Used to offload data from any HOBO data logger with an Optic USB interface, splash resistant.

Software

HOBO HOBOware Pro Software

HOBO HOBOware Pro Software

Plot or export data to spreadsheets, time saving tools to fast setup, readout and export, compatible with all HOBO data loggers.

Accessories

Please consider these optional accessories.

HOBO COUPLER2-B Replacement Coupler

HOBO COUPLER2-B Replacement Coupler

Replacement Coupler for U20 Water Level Loggers.

HOBO HOUSING-U2X Protective Housing

HOBO HOUSING-U2X Protective Housing

The HOUSING-U2X Housing is for use in Underwater environments.

Need Help? Call a Temperature engineer at 1-800-884-4967

We're open Mo-Th 8am to 5:30pm. Fr 8am to 5pm ET

Ron J.
Temperature Engineering Lead
29 years at Instrumart

Shawn D.
Senior Applications Engineer
20 years at Instrumart

Luke M.
Applications Engineer
5 years at Instrumart

Dwight M.
Senior Applications Engineer
28 years at Instrumart

Rhys D.
Applications Engineer

David S.
Applications Engineer

Alex A.
Senior Applications Engineer
19 years at Instrumart

Ron J.
Temperature Engineering Lead
29 years at Instrumart

Shawn D.
Senior Applications Engineer
20 years at Instrumart

Luke M.
Applications Engineer
5 years at Instrumart

Dwight M.
Senior Applications Engineer
28 years at Instrumart

Rhys D.
Applications Engineer

David S.
Applications Engineer

Alex A.
Senior Applications Engineer
19 years at Instrumart

Ron J.
Temperature Engineering Lead
29 years at Instrumart

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