UNI-T UT309C HVAC Infrared Thermometer SGL Laser / IP54 / D:S Ratio- 12:1

Model # UT309C

Professional infrared thermometers can determine surface temperature through measuring infrared energy radiated by the target surface.
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.

Specifications	Range
Model	UT309C
Temperature	-35 ~ 650°C
Temperature	-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 (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	√
Locking 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