HOBO TidbiT v2 Water Temperature Data Logger
Specification
Temperature Sensor
| Operation Range* |
-20° to 70°C in air (-4° to 158°F in air)
Maximum sustained temperature of 30°C (86°F) in water* |
| Accuracy |
±0.21°C from 0° to 50°C (see manual for plot)
±0.38°F from 32° to 122°F (see manual for plot) |
| Resolution |
0.02°C at 25°C (see manual for plot)
0.04°F at 77°F (see manual for plot) |
| Response Time |
5 minutes in water; 12 minutes in air moving 2 m/sec; 20 minutes in air moving 1 m/sec (typical to 90%) |
| Stability (Drift) |
0.1°C per year
0.18°F per year |
Logger
| Real-Time Clock |
±1 minute per month at 0° to 50°C (32° to 122°F) |
| Battery |
3 Volt lithium, non-replaceable |
| Battery Life (Typical Use) |
5 years with 1 minute or greater logging interval |
| Memory (Non-Volatile) |
64K bytes memory (approx. 42,000 12-bit temperature measurements) |
| Weight |
19.6 g (0.69 oz) |
| Dimensions |
3.0 × 4.1 × 1.7 cm (1.2 × 1.6 × 0.68 in.);
Mounting bail 4.6 mm (3/16 in.) diameter hole |
| Wetted Materials |
Epoxy case |
| Waterproof |
To 305 m (1000 ft.) |
| Logging Interval |
Fixed-rate or multiple logging intervals, with up to 8 user-defined logging intervals and durations;
Logging intervals from 1 second to 18 hours. |
| Launch Modes |
Immediate start, delayed start, triggered start |
| Offload Modes |
Offload while logging; stop and offload |
| Battery Indication |
Battery level can be viewed in status screen and optionally logged in datafile.
Low battery indication in datafile. |
| Environmental Rating |
IP68 |
| NIST Certificate |
Available for additional charge |