Your Reliable Partner in T&M
LIGHTMETER
Digital Lightmeter |
DLM 530 |
INTRODUCTION |
This instrument is a portable and easy to use 3 1/2 digit, compact-sized digital lightmeter designed for simple one hand operation.The Meteprovides measurements in Lux units and features backlight LCD display, MAX-HOLD and DATA-HOLD facilites. |
SPECIFICATIONS |
GENERAL |
Display : 3 1/2 digit liquid crystal (LCD) with maximum reading of 1999 |
Overrange : (OL) is display |
Low battery indication : The " " is display when battery voltage drops below the operating level. |
Measurement rate : 2.5 times per second, nominal. |
Operating Environment : 0°C to 50°C at < 70% relative humidity |
Storage Temperature : -20°C to 60°C, 0 to 80% R.H. with battery removed from meter. |
Accuracy : Stated accuracy at 23°C to + 5°C, < 70% relative humidity |
Analog Output : 0.1mV/counts Θ☉♁ |
Battery : 4 pcs 1.5V(AAA size) UM-4 R03. |
Battery Life : 200 hours typical with carbon zinc battery |
Dimensions : 170mm(H) x 44mm(W) x 40mm(D) |
Weight : 220g including batteries |
ELECTRICAL |
Photometric Formulas : 10.764·footcandles= 1ux (lumens/meter²) |
0.0929·footcandels (lumens/foot²) |
Range : 20lux, 200lux, 2,000lux, 200,000lux |
Resolution : 0.01lux |
Spectral respones : CIE photopic |
The CIE photopic curve is an international standard for the color respone of the average human eye |
Acceptance angle : f '2< 2% cosine corrected (150°) |
Total accuracy for CIE standard illuminant A (2856k) : +(3% rdg + 10 gts) |
CIE standard illuminant A can be realised by means of CIE standard source A, which is defined as : A gsa-filled tungsten-filament lamp operating at a correlated color temperature of 2856k |
Temperature Coefficient : 0.1 x (specified accuracy) / °C (<18°C or >28°C) |
TECPEL CO., LTD
TAIPEI 110, TAIWAN, R.O.C.
E-MAIL: sales@tecpel.com Web-site: http://www.tecpel.com
TEL:2-27375866 FAX:886-2-27373343