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Description
Specifications
UT309 series professional infrared thermometers can determine surface temperature through measuring infrared energy radiated by the target surface. It is designed to meet one of the highest protection ratings in UNI-T’s product line, with IP65 and 3m drop proof. With a rapid response rate of 250ms, high measuring accuracy and multiple scanning modes, UT309 proves to be necessary tool for engineers and technicians working in various fields such as electrical distribution inspection, HVAC maintenance, transportation equipment inspection and instrument repair etc.
SPECIFICATIONS
| Temperature range | -35℃~650℃ |
| -31℉~1202℉ | |
| Accuracy | ≥0°C: ±1.8°C or ±1.8% |
| <0°C: ±(1.8°C+0.1°C/°C) | |
| ≥32°F: ±3.6°F or ±1.8% | |
| <32°F: ±(3.6°F+0.1°F/°F) | |
| Resolution | 0.1°C/0.1°F |
| D:S ratio | 12:1 |
| Response time | 250ms (95% of reading) |
| Emissivity | 0.1~1 adjustable |
| Number of lasers | Dual lasers |
| Laser type | Class 2 |
| Laser power | <1mW |
| Laser wavelength | 630nm~670nm |
| Spectral response | 8μm~14μm |
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| °C/°F selection/Laser switch | √ |
| Display hold(s) | 8 |
| Data hold/Auto power off | √ |
| Low battery indication | √ |
| Lock measurement | √ |
| MAX/MIN/AVG/DIFF mode | √ |
| High alarm (red LED) | √ |
| Low alarm (blue LED) | √ |
| LCD backlight | √ |
| Tripod mounting hole | √ |
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| Power | 9V battery (6F22) |
| Display | 32mm x 29mm |
| Product color | Red and grey |
| Product net weight | 292g |
| Product size | 189mm x 118mm x 55mm |
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