Technical Specifications
Model UT381A
Language EN, FR, DE, IT, ES, SV, PL, CZ
Range 0~400000 lx
Resolu�on 0~99.99 lx (99.99 fc): 0.01lx (0.01 fc)
100~999.9 lx (999.9 fc): 0.1 lx (0.1fc), 1000~400000 lx (37160 fc): 1 lx (1fc)
±3% calibra�on as per standard light source when in 2856K.
Accuracy
±6% calibra�on as per other visual light source.
Unit switch lx, fc, 1fc=10.764 lx
MAX/MIN/AVG √
Data hold √
Color correc�on coefficient (CCF) √
Backlight √
Bluetooth APP √
Data record 99 sets
Record Interval 1~59 seconds
Measuring methods of probe Integrated (rotatable), split design
Real-�me √
Over-range Indica�on OL display
Low ba�ery Indica�on √
Auto power off √
Ba�ery life Over 100 hours (Alkaline ba�eries, Bluetooth and Backlight is off.)
Working temperature and humidity -10°C~50°C, <90%Rh (non-condensing)
Storage temperature and humidity -20°C~70°C, <80%Rh (non-condensing)
Characteris�c
Power AAA x 3
Display size 36 x 49mm
Product size 235 x 64.5 x 39.8mm
Standard individual packing Gi� box
UT381A
Illuminance Meter
UT381A is a safe and reliable digit light meter with wide range measurement, widely used in
ligh�ng applica�ons, laboratory, office, street lights construc�on, commercial venue and others.
UNI-TREND 0~400000lux
CCF
TECHNOLOGY meters.uni-trend.com Detachable Wide range Bluetooth Data storage Color correc�on
probe APP coefficient
Wide measurement range Phone APP connection Backlit LCD display Real-time display (h:m:s)
through Bluetooth
It can be used to
view the recording
�me of a group of
data.
Probe of integrated, split and rotatable design
Color Correction Coefficient (CCF)
Used for LED measurement with mul�ple light color op�ons
0° 90° 180° 270°
High-precision Durable protective 99 sets of data
sensor cap storage
R/G/B/Y/P/USER
Accuracy: ±3%
Switch between color R(red)/G(green)/B(blue)/Y(yellow)/(purple)/USER and coefficient
calibra�on as per
standard light
source when in
2856K
