UNI-T UT381A Luxmeter

Product detailed description

We offer a 3-year warranty on this product.

UNI-T UT 381A is a digital luxmeter, featuring a wide measuring range, high safety and reliability, and is widely used for illuminance measurement in lighting equipment, laboratories, offices, commercial facilities and other places.


Product parameters:

- wide measuring range from 0 to 400000 Ix.
- the probe includes integrated type, split type and rotary type, the product is suitable for measuring at different places.
- has the function of recording measured data, up to 99 sets of data can be recorded.
- real-time display
- users can view the maximum, minimum and average.


Technical parameters:

- range: 0-400000 lx
- resolution:
0-99.99 Ix (99.99 fc) / 0.01lx (0.01 fc)
100-999.9 Ix (999.9 fc) / 0.1 lx (0.1 fc)
1000-400000 lx (37160 fc) / 1 lx (1 fc)

- accuracy:
±3%, at 2856 K the calibration is performed according to a standard light source
+6 %, for other visible light sources

- unit switching: Ix, fc, 1fc=10.764 Ix
- automatic range switching
- value MAX , MIN , AVG
- Data hold
- colour correction factor CCF
- backlight: ✓
- Bluetooth APP
- data record: 99 sets
- recording interval: 1-59 s
- probe measurement mode: integrated (rotary) type and split type
- real-time: time is automatically updated by manual setting or by connecting to the phone app
- overrange indication : displays OL
- low battery indication: automatic shutdown when the low battery icon flashes for 10 seconds
- automatic shut-off: after 10 minutes without operation, it automatically shuts off; the automatic shut-off can be cancelled.
- power supply: battery 3 x LR03/AAA (included)
- battery life: more than 100 h (alkaline battery; Bluetooth and backlight off)
- working temperature and humidity: -10 °C to 50 °C, less than 90% relative humidity (non-condensing)
- storage temperature and humidity: -20 °C to 70 °C, less than 80% RH (non-condensing)
- dimensions: 235 x 64.5 x 40 mm
- weight: approx. 257 g, without battery

MANUFACTURER : UNI-TREND