Description
The HOBO U12 Stainless Temperature Data Logger is a single-channel temperature logger with 12-bit resolution that can record up to 43,000 measurements. The logger uses a direct USB interface for launching and data readout by a computer or HOBO shuttle.
Features
- Food grade
- -40° to 125°C Earth bond resistance
- 3 Year battery operation (not replaceable by user – workshop only)
- Programmable start time
- Downloadable data and Graphs
- Logging rate programmable from 1 second to 12 hrs / Customisable
Technical Overview
Measurement Range | -40° to 125°C (-40° to 257°F) |
Accuracy | ±0.25°C from 0° to 50°C (±0.45°F from 32° to 122°F |
Resolution | 0.03°C at 25°C (0.05°F at 77°F) |
Drift | 0.05°C/year + 0.1°C/1000 hrs above 100°C |
Response Time in 1 m/s (2.2 mph) airflow | 2.25 minutes, typical to 90% |
Response Time in Water | 20 seconds, typical to 90% |
Time Accuracy | ±2 minute per month at 25°C (77°F), see Plot B |
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 year 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 | 72 g (2.5 oz) |
Logger Dimensions | 17.5 x 101.6 mm (0.69 x 4.00 inches) |
Probe Dimensions | 4 x 124 mm (0.16 x 4.90 inches) |
Pressure/Depth Rating | 2200 psi (1500 m/4900 ft) maximum |
Vibration Rating) | Navy spec: NAVMAT P-9492 |
SANAS Certificate | Available for additional charge; temperature range -30° to 120°C (-22° to 248°F |
Food-Grade Compliance
The logger components meet US Food and Drug Administration (FDA) guidelines as follows:
- Logger case: 316 series stainless steel is GRAS by the FDA and meets NSF 51 & 61 requirements.
- EPDM O-ring: Meets FDA 21 CFR 175.2600
- Lubricant (applied to O-ring): Meets FDA 21 CFR 175.300 and NSF 51 & 61 requirements
Reviews
There are no reviews yet.