Your Reliable Partner in T&M

Digital Lightmeter

Model：DLM 531

Features :

☆ For Simple One Hand Operation
☆ Accurate Visible Compensation Filter f’1 is Used.
☆ CIE (λ):f’1<2%,<3%,<5%,<8%,v(λ)Match
☆ Cosine Response:f’2<2%
☆ Range :  20 Lux,200 lux, 2000 lux, 20,000 Lux
                   20fc, 200fc, 2000fc, 20,000fc
☆ Analog Output Standard (output impedance 500 ohm)
☆ Valox Housing to Withstand Accidental Drops
☆   Digital and Analog Output Function
☆ Highly accurate f’1 Compensation and Diffuser f’2<2%
☆ Peak Data Hold Function  
☆ Backlit LCD Display
☆ High Accuracy : ±3%rdg+10dgts
☆ 3 1/2 digit LCD display with a maximum reading of 1999
☆ Automatic Zero
Model : DLM 531
 Photo is same series and  for ref. only.

Specifications : 

Photometric Formulas:

 1 footcandles = 10.76  Lux (lumens/meter2)      

 1  Lux (lumens/meter2) = 0.0929 footcandles

Ranges:

20lux, 200lux, 2,000lux,  20,000lux  

20fc, 200fc, 2000fc, 20,000fc

Resolution:

0.01lux.  ; 0.01 fc

Spectral response:

CIE photopic

Acceptance angle:

f’2<2% cosine corrected (150°)

Total accuracy:

for CIE standard illuminate

A (2856K);(±3%rdg+10dgts)

Sampling rate:

3 times/per second

General

Power Requirement:

4 pieces 1.5V (AAA size) batteries

Dimensions:

6.7"x1.7"x1.6" (170x44x40mm)

Weight:

7.7 oz(220g)

Accessories:

Test leads, soft carrying case, and owners manual.

　

TECPEL CO., LTD
NO, 13, ALLEY 5, LANE 31 CHUNG-TEH STREET,
TAIPEI 110, TAIWAN, R.O.C.
E-MAIL: sales@tecpel.com Web-site: http://www.tecpel.com/
TEL:  2-27375866    FAX:886-2-27373343