Onset
2m Rain Gauge Smart Sensor
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Measures rainfall with intensity up to five inches per hour with a resolution of 0.01 inch, and 1% accuracy for rainfall rates up to 1"/hour. The tipping bucket mechanism is mounted on a stainless-steel shaft with brass bearings. This model includes a 2m cable. *Requires a data logger.
Documentation
User Manual
Highlighted Features
- Measures rainfall rates up to five inches per hour
- Resolution of 0.01 inch
- Maximum of 4000 tips per interval
- 2m cable
Specifications
| Specification | Value |
|---|---|
| Measurement Range | 0–10 cm or 0–5 in. per hour; maximum 4000 tips per interval |
| Operating Range | 0°C to 50°C (32°F to 122°F); survival -40°C to 75°C (-40°F to +167°F) |
| Mechanism | Tipping bucket, stainless steel shaft with brass bearings |
| Resolution | 0.2 mm (S-RGB) and 0.01 inch (S-RGA) models |
| Calibration | Requires annual calibration; can be field calibrated by a user or returned to the factory |
| Calibration Accuracy | ±1.0% at up to 20 mm or 1" per hour |
| Housing | Aluminum housing and collector |
| Dimensions | 22.8 cm height x 15.4 cm diameter (9" height x 6" diameter), 154 mm receiving orifice (6.06") |
| Approximate Weight | 1 Kg (2 lbs) |
| Cable Lengths | 2 meters, 6.5 feet |
| Note | Comes with a side bracket for post or tripod mount and feet for surface mount. If mounting is separate from the main tripod, order with 6m cable and an additional 1.5m mast. If mounting on the main tripod, order with a guy wire kit. |
Applications
In what environment does this sensor operate?
This sensor operates in an outdoor environment.
What measurements does this sensor support?
The S-RGA-M002 sensor supports the following measurement: Rainfall