Onset HOBOnet Wireless T12 Soil Moisture, EC and Temperature Sensor
SKU
RXW-T12-900
$549.00
- Measures Soil Moisture (Volumetric Water Content), Electrical Conductivity (EC) and Soil Temperature
- 10 Year Sensor Life for Long-Term Field Analysis
- 0 to 0.70 (Mineral Soil), 0 to 20 dS/m (EC) and -40C to 60C (Temperature) Measurement Range
- Recorded Readings Stored onto Internal Memory
- Powered by Rechargeable AA Batteries and Built-in Solar Panel
- Available in 4 Different Wireless Radio Frequencies: 900 MHz (United States), 868 MHz (Europe), 922 MHz (Australia/New Zealand) and 921 Mhz (Taiwan)
- Includes Cable Ties and Screws
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 HOBO RXW Teros-12 Wireless Soil Moisture EC Temperature Sensor Specifications
| Soil Moisture (Volumetric Water Content) |
Measurement Range: 0.00 to 0.70 m3/m3 in Mineral Soils Accuracy: ±0.030 m3/m3 (±3%) Typical from 0 to 50°C (32°F to 122°F); ±0.020 m3/m3 (±2.0%) with Soil Specific Calibration Resolution: 0.001 m3/m3 Dialectric Measurement Frequency: 70 MHz |
| Bulk Electrical Conductivity (EC) | Measurement Range: -0 to 20 dS/m (bulk) Accuracy (0 to 10 dS/m): ±5% of Reading + 0.01 dS/m Accuracy (10 to 20 dS/m): ±8% of Reading Resolution: 000.1° dS/m |
| Temperature | Measurement Range: -40°C to 60°C (-40°F to 140°F) Accuracy (±0.5°C): -40°C to 0°C (-40°F to 32°F) Accuracy (±0.3°C): 0°C to 60°C (32°F to 140°F) Resolution: 0.1°C (0.18°F) Dialectric Measurement Frequency: 70 MHz |
| Wireless Communications | Radio Power:12.6 mW (+11 dBm) Non-Adjustable Transmission Range (1.8 Meter Height): 457.2 Meters (1500 ft) Line of Sight Transmission Range (3.0 Meter Height): 609.6 Meters (2000 ft) Line of Sight Wireless Data Standard: IEEE 802.15.4 Radio Operating Frequency (RXW-T11-900): 904 to 924 MHz Radio Operating Frequency (RXW-T11-868): 866.5 MHz Radio Operating Frequency (RXW-T11-922): 916 to 924 MHz Radio Operating Frequency (RXW-T11-921): 921 MHz 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 per 1 RX Wireless Sensor Network |
| Sampling Interval | 1 Minute to 18 Hours |
| Number of Data Channels | 4 |
| Power Source | (2) AA 1.2 Volt Rechargeable NiMH Batteries Powered by Built-in Solar Panel or (2) AA 1.5 Volt 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: 1 Year, Typical Use |
| Memory | 16 MB |
| Operating Temperature Range | Sensor: -40°C to 60°C (-40°F to 140°F) Mote (Using Rechargeable Batteries: -25°C to 60°C (-13°F to 140°F) Mote (Using Lithium Batteries: -40°C to 70°C (-40°F to 158°F) |
| Materials | Sensor: ASA Plastic Body with Polyurethane Epoxy Filling and Stainless Steel Pins Cable: PVC, UV Resistant and Rodent Repellent Mote: PCPBT, Silicone Rubber Seal |
| Standards Compliance | FCC (RXW-T12-900), CE (RXW-T12-868), RCM (RXW-T12-922), NCC (RXW-T12921), IP67, NEMA |
| Weight | Sensor and Cable: 245 grams (8.64 oz) Mote: 223 grams (7.87 oz) |
| Dimensions | Sensor: 7.47 cm x 9.4 cm x 2.39 cm (2.94" x 3.7" x 0.94") Sensor Needle Length: 5.4 cm (2.13") Sensor Needle Diameter: 0.32 cm (0.13") Cable Length: 5 Meters (16.4 ft) Mote: 16.2 x 8.59 cm x 4.14 cm (6.38" x 3.38" x 1.63") |
Customer Questions