RXW-TMB-x-868 HOBOnet Wireless Temperature Sensor

Sensor Features

Measurement range of -40° to 100°C
High accuracy: ± 0.2°C
Stainless-steel sensor tip

Wireless Features

900 MHz wireless mesh self-healing technology
450 to 600 meter (1,500 to 2,000 feet) wireless range and up to five hops
Up to 50 wireless sensors or 336 data channels per HOBO RX station
Simple button-push to join the HOBOnet wireless network
Onboard memory to ensure no data loss
Powered by rechargeable AA batteries and built-in solar panel

Specification

Sensor
Measurement Range -40° to 100°C
Accuracy: ±0.25°C from -40° to 0°C ; ±0.20°C from 0° to 70°C;
±0.25°C from 70° to 100°C
Resolution: 0.02°C (0.036°F)
Drift: <0.01°C (0.018°F) per year
Response Time (typical, to 90% of change): 2 minutes, 30 seconds in air moving 1 m/sec

Wireless Mote
Operating Temperature Range: -40° to 70°C (-40° to 158°F)
Radio Power: 12.6 mW (+11 dBm) non-adjustable
Transmission Range: Reliable connection to 457.2 m (1,500 ft) line of sight at 1.8 m (6 ft) high
Reliable connection to 609.6 m (2,000 ft) line of sight at 3 m (10 ft) high
Wireless Data Standard: IEEE 802.15.4
Radio Operating Frequencies: RXW-TMB-x-900: 904–924 MHz
RXW-TMB-x-868: 866.5 MHz
RXW-TMB-x-921: 921 MHz
RXW-TMB-x-922: 916–924 MHz
Modulation Employed: OQPSK (Offset Quadrature Phase Shift Keying)
Data Rate: Up to 250 kbps, non-adjustable
Duty Cycle: <1%
Maximum Number of Motes: Up to 50 wireless sensors or 336 data channels per one HOBO RX station
Logging Rate: 1 minute to 18 hours
Number of Data Channels: 2
Battery Type: Two AA 1.5 V lithium batteries
Battery Life: 1 year, typical use
Memory: 16 MB
Dimensions: Sensor: 5.3 x 33 mm (0.2 x 1.3 inches)
Cable length: 0.3 m (1 ft), RXW-TMB-1-xxx; 1.8 m (6 ft), RXW-TMB-6-xxx
Mote: 16.2 x 8.59 x 4.14 cm (6.38 x 3.38 x 1.63 inches)
Weight Sensor and cable: 7.6 g (0.27 oz), RXW-TMB-1-xxx; 35.2 g (1.24 oz), RXW-TMB-6-xxx
Mote: 223 g (7.87 oz)
Materials: Sensor: Stainless steel waterproof tip
Mote: PCPBT, silicone rubber seal
Environmental Rating: Sensor and cable: Immersion in water up to 50°C (122°F) for 1 year
Mote: IP67, NEMA 6
Compliance Marks: Federal Communication Commission: RXW-TMB-1-900 and RXW-TMB-6-900
European Union Compliance: RXW-TMB-1-868 and RXW-TMB-6-868
Taiwan NCC Mark: RXW-TMB-1-921 and RXW-TMB-6-921
Australia and New Zealand Complicance: RXW-TMB-1-922 and RXW-TMB-6-922