Multi-Depth Soil Moisture Sensor with 18" Measurement Depth
SKU
RXW-GP3A-900
$800.00
- Measure Soil Moisture and Soil Temperature at Multiple Depths with a Single Wireless Probe
- Sensors Measure Soil Moisture Along the Entire Length of Each Probe Segment, Resulting in the Largest Volume of Influence per Measurement Section
- Simple Push Button Setup for Joining a HOBOnet Wireless Network
- Powered by a Rechargeable AA Batteries and Built-In Solar Panel or Lithium Batteries
- Operates in an Outdoor Environment with a Solar Radiation Shield
- Available in 4 Wireless Frequencies: 900 MHz (Americas), 868 MHz (Europe), 922 MHz (Australia/New Zealand) and 921 MHz (Taiwan)
A Complete System Requires an RX3000 Remote Monitoring Station or RX2100 MicroRX Monitoring System, HOBOnet Wireless Manager and HOBOnet Wireless Sensor
Special order - please be advised that due to supply shortages, some items may require 6 weeks for shipment
Onset HOBOnet Multi-Depth Moisture Sensor Specifications
| Soil Moisture | Measurement Range (In Soil): 0 to 0.550 m3/m3 (Volumetric Water Content) Accuracy: ±0.02 m3/m3 (±2.0%) in most soils. Typical 0 to 50C (32°F to 122°F) for Mineral Soils Resolution: 0.001 m3/m3 Note: Soil-Specific Calibration requires user post-processing in a spreadsheet progam or a utility and connector as recommended by RioT Technology, manufacturer of GroPoint sensors. Refer to Performing a Soil-Specific Calibration in the manual for Details. |
| Temperature | Measurement Range: -20°C to 70°C (-4°F to 158°F) Accuracy: ±0.5°C (0.9°F) Resolution: 0.1°C (0.18°F) |
| Depth Measurement | 45 cm (18") Total; (3) Soil Moisture Zones, (6) Temperature Depths |
| Logging Rate | Using Solar Power with Rechargeable Batteries: 5 Minutes to 18 Hours Using Non-Rechargeable Lithium Batteries: 10 Minutes to 18 Hours |
| Number of Data Channels | 10 |
| Operating Temperature Range | Sensor: -20°C to 70°C (-4°F to 158°F) Mote (With Rechargeable Batteries): -25°C to 60°C (-13°F to 140°F) Mote (With Lithium Batteries): -40°C to 70°C (-40°F to 158°F) |
| Wireless Mote | Radio Power:12.6 mW (+11 dBm) Non-Adjustable Transmission Range (6ft Height): 457.2 Meters (1500 ft) Line of Sight Transmission Range (10ft Height): 609.6 Meters (2000 ft) Line of Sight Wireless Data Standard: IEEE 802.15.4 Radio Operating Frequency (RXW-GP3-900): 904 to 924 MHz Radio Operating Frequency (RXW-GP3-868): 866.5 MHz Radio Operating Frequency (RXW-GP3-921): 921 MHz Radio Operating Frequency (RXW-GP3-922): 916 to 924 MHz Modulation Employed: OQPSK (Offset Quadrature Phase Shift Keying) Data Rate: Up to 250 kbps, Non-Adjustable |
| Modulation Employed | OQPSK (Offset Quadrature Phase Shift Keying) |
| Data Rate | Up to 250 kbps, non-adjustable |
| Duty Cycle | >1% |
| Max Number of Motes | 50 Motes or 336 Data Channels per 1 RX Station |
| Power Source | (2) AA 1.2 Volt Rechargeable NiMH Batteries Powered by Built-in Solar Panel or (2) AA 1.5 Volt Non-Rechargeable Lithium Batteries for Operating Conditions of -40°C to 70°C (-40°F to 158°F) |
| Battery Life | NiMH Batteries: 3 to 5 Years @ -20°C to 40°C (-4°F to 104°F) and Positioned Toward the Sun (Operation Outside this Range will Reduce the Battery Service Life) Lithium Batteries (non-rechargeable): 1 Year with 1-minute logging interval |
| Memory | 16 MB |
| Materials | Sensor: Polycarbonate Housing Encasing Epoxy Sealed Circuit Board Cable: Polyurethane Mote: PCPBT, Silicone Rubber Seal |
| Standards Compliance | Mote: IP67, NEMA 6 |
| Weight | Sensor: 351 grams (12.4 oz) Cable: 180 grams (6.5 oz) Mote: 226 grams (7.97 oz) |
| Dimensions | Sensor: 53.2 cm (20.9") Sensor Diameter: 3 cm (1.2") Cable Length: 3.5 Meters (11 ft 6 in) Mote: 16.2 x 8.59 cm x 4.14 cm (6.38" x 3.38" x 1.63") |
Customer Questions