The UT309C is a top-selling professional dual laser targeting infrared thermometer that offers far superior temperature measurement and is a function packed device that includes being drop proof.
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 250 ms, high measuring accuracy and multiple scanning modes, UT309 proves to be a necessary tool for engineers and technicians working in various fields such as electrical services inspection, HVAC maintenance or refrigeration, transportation equipment inspection and instrument repair etc.
Uni-T is one of the leading Test and Measurement solutions provider in the world and a prestige test meter brand throughout Asia. They are well known for high quality and affordable test and measurement products.
UT309C Professional Dual Infrared Laser Thermometer Features:
-
- 3m drop proof
- IP65
- Â Large LED display with backlight
- Â MAX/MIN/AVG/DIF mode
- 12:1 Distance to spot ratio
- Â High/Low-temperature alarm with LED indication
- Â Dual laser measurement to enhance the accuracy
- Â Locking measurement: no need to keep pressing the trigger for continuous testing
- Â Adjustable emissivity: adjust according to different testing materials
- Â Data hold, auto power-off function
- 12-month warranty.
UT309C Professional Dual Infrared Laser Thermometer Includes:
1 x UT309C, Batteries, 1 x English user manual, and 12-month warranty.
UT309C Professional Dual Infrared Laser Thermometer Specifications:
| Specifications | Range |
| Model | UT309C |
| Temperature |  -35 ~ 650°C |
|  -31 ~ 1202°F | |
| Temperature testing precision | ≥0°C: ±1.8°C or ±1.8% of reading, whichever is greater ＜0°C: ±(1.8°C + 0.1°C/°C) ≥32°F: ±3.6°F or ±1.8% of reading, whichever is greater＜32°F: ±(3.6°F + 0.1°F/°F) |
| Repeated accuracy | ±1.0°C (1.8°F) or 0.8% of reading, whichever is greater |
| Display resolution | 0.1°C/0.1°F |
| D:S (Distance and Spot Diameter Ratio) | 12:1 |
| Response time | 250ms (95% readable) |
| Emissivity (adjustable, step length: 0.01) | 0.10 ~ 1.0 adjustable |
| Laser count | dual laser |
| Laser type | type 2 (â…¡) |
| 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 | √ |
| Locking measurement | √ |
| MAX | √ |
| MIN | √ |
| Difference | √ |
| Mean | √ |
| High-temperature alarm (red LED) | √ |
| Low-temperature alarm (blue LED) | √ |
| LCD backlight | √ |
| Power-off memory | √ |
| Protection grade | IP65 ( Protected from total dust ingress & low-pressure water jets from any direction) |
| 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 accessoriesB | attery |
| Standard individual packing | Blister, user manual |
