UT309C Professional Infrared Thermometer
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 avarious fields such as electrical distribution inspection, HVAC maintenance, transportation equipment inspection and instrument repair etc.
Features
1. 3m drop proof, IP65
2. Large LED display with backlight
3. MAX/MIN/AVG/DIF mode
4. High/Low temperature alarm with LED indication
5. Dual laser measurement to enhance accuracy
6. Locking measurement: no need to keep pressing trigger for continuous testing
7. Adjustable emissivity: adjust according to different testing materials
8. Data hold, auto power off function
| Specifications |
Range |
| Model |
UT309C |
| Temperature |
-35 ~ 600°C |
| -31 ~ 1112°F |
| Temperature testing precision |
≥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 + 0.2°F/°F) |
| Repeated accuracy |
±1.0°C or ±0.8% |
| Display resolution |
0.1°C/0.1°F |
| D:S (Distance and Spot Diameter Ratio) |
12:10 |
| Response time |
250ms (95% of reading) |
| Emissivity (adjustable, step length: 0.01) |
0.10 ~ 1.0 adjustable |
| Laser count |
Dual laser |
| Laser type |
type 2 (Ⅱ) |
| Laser power |
＜1mW |
| Laser wavelength |
630nm ~ 670nm |
| Spectral response |
8μm ~ 14μm |
| Features |
| °C/ °F selection |
√ |
| Laser switch |
√ |
| Display hold(s) |
8 |
| Data hold |
√ |
| Auto power off |
√ |
| Low battery indication |
√ |
| Lock measurement |
√ |
| MAX |
√ |
| MIN |
√ |
| Difference |
√ |
| Mean |
√ |
| High temperature alarm (red LED) |
√ |
| Low temperature alarm (blue LED) |
√ |
| LCD backlight |
√ |
| Power-off memory |
√ |
| Protection grade |
IP65 |
| Drop test |
3m |
| Tripod mounting holes |
√ |
| General Characteristics |
| Power supply |
9V battery (6F22) |
| LCD size |
32mm × 29mm |
| Device color |
Red and grey |
| Device weight |
292g |
| Device size |
189mm × 118mm × 55mm |
| Standard accessories |
Battery |
| Standard individual packing |
Blister, user manual |
| Standard quantity per carton |
10pcs |
| Standard carton size |
430mm × 335mm × 330mm |
| Standard carton gross weight |
6.5kg |
