Onset RXW-WL-922 HOBOnet Water Level Sensor Interface (66~107 kPa)

916–924 MHz

Wireless Mote:

Operating Temperature Range: -25° to 60°C (-13° to 140°F) with rechargeable batteries

-40° to 70°C (-40° to 158°F) with lithium batteries

Data Rate: Up to 250 kbps, non-adjustable

Logging Rate: 1 minute to 18 hours

Number of Data Channels: 4 (Water Level, Differential Pressure, Water Temperature, Barometric Pressure)

Battery Type/ Power Source: Two AA 1.2V rechargeable NiMH batteries, powered by built-in solar panel or two AA 1.5V non-rechargeable lithium batteries for operating conditions of -40 to 70°C (-40 to 158°F)

Memory: 16 MB

Dimensions: Interface Connector Diameter: 25.4 mm (1 inch)

Cable length: 1.83 m (6 ft)

Mote: 16.2 x 8.59 x 4.14 cm (6.38 x 3.38 x 1.63 inches)

Weight: 229 g (8.08 oz)

Water Level Sensor:

Barometric Pressure:

Operation Range: 66 to 107 kPa (9.57 to 15.52 psia)

Temperature Calibrated Range: -20 to 50°C (-4 to 122°F)

Accuracy: ±0.2 kPa (±0.029 psi) over full temperature range at fixed pressure; maximum error ±0.5% FS

Water Level Accuracy: Typical error: ±0.075% FS, 0.3 cm (0.01 ft) water; Maximum error: ±0.15% FS, 0.6 cm (0.02 ft) water

Resolution: <0.01 kPa (0.0015 psi)

Response Time: <1 second at stable temperature

Included Items:

Cable ties

Screws

The HOBOnet water level sensor interface features a pre-configured, easily deployed wireless sensor that communicates accurate, reliable water level data directly to a HOBO RX3000 or HOBO MicroRX station, the core component of the HOBOnet remote monitoring system.

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