HOBO Stainless Temperature (4,900 ft.) Data Logger
Specifications
Logger
| Measurement Range |
-40° to 125°C
-40° to 257°F |
| Accuracy |
±0.25°C from 0° to 50°C (see manual for plot) (±0.45°F from 32° to 122°F (see manual for plot) |
| Resolution |
0.03°C at 25°C (see manual for plot)
0.05°F at 77°F (see manual for plot) |
| Drift |
0.09°F/year + 0.2°F/1000 hrs above 212°F |
| Response Time in 1 m/s (2.2 mph) Airflow |
U12-015: <10 minutes, typical to 90%
U12-015-02: 2.25 minutes, typical to 90% |
| Response Time in Water |
U12-015: <3.5 minutes, typical to 90%
U12-015-02: 20 seconds, typical to 90% |
| Time Accuracy |
±2 minutes per month at 25°C (77°F) |
| Operating Environment |
Air, water, steam, 0 to 100% RH |
| Operating Temperature |
Logging: -40° to 125°C (-40° to 257°F)
Launch/Readout: 0° to 50°C (32° to 122°F), per USB specification |
| Battery Life |
3 years typical use, factory replaceable |
| Memory |
64K bytes (43,000 12-bit measurements) |
| Construction |
316 series stainless steel, EPDM or Viton O-ring;
See Food-Grade Compliance section for additional details |
| Weight |
U12-015: 72 g (2.5 oz)
U12-015-02: 82 g (2.9 oz) |
| Logger Dimensions |
17.5 x 101.6 mm (0.69 x 4.00 inches) |
| Probe Dimensions (U12-015-02 only) |
4 x 124 mm (0.16 x 4.90 inches) |
| Pressure / Depth Rating |
2200 psi maximum (1500 m / 4900 ft maximum) |
| NIST Certificate |
-22° to 248°F |