ST520 Chroma Light Meter

ST520 Chroma Light Meter

Model No.︰ST520

Brand Name︰SENTRY

Country of Origin︰Taiwan, China

Unit Price︰-

Minimum Order︰1 pc

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Product Description

ST520 (Chroma Light Meter )
Chroma Light Meter
 
Manual Download: ST520
  Features
  • Precision instrument for light luminance and color coordinate
  • Meet CIE (International Commission on Illumination) photopic spectral response
  • Color temperature or Correlated color temperature
  • Custom reference value of color difference mode
  • Lux or foot-candle unit selection
  • Magnetic mount
  • Tripod socket
  Specification
Specifications  
Receptor Silicon photocell
Measuring Function

Illuminance: Ev (lx or fcd)

Color Coordinate: (x,y), (u',v') (CIE 1960)

Correlated Color Temperature: CT, Δuv

Color Difference:(ΔEv,Δx,Δy), (ΔEv,Δu',Δv'), (ΔEv,Δu'v'), (One set of reference color)

Measuring Range  Ev=0~80,000 lx (0~7,432 fcd); CT 99,990K Max.
Accuracy

(at 25°C/77°F, 60%RH)

Ev: ±(3%+2 digital) (3,000 lx, standard illuminant A measured)

x, y: ±0.02 (100 lx, RGB LED light)

Resolution

Ev: 0~9999 lx: 1 lx, Over 10000 lx: 10 lx;

0.0~999.9 fcd: 0.1 fcd, Over 1000 fcd: 1 fcd;

CT: 0~9999 K: 1 K, Over 10000 K: 10 K;

x, y: 0.001; u'v': 0.001

Response Time Approx. 1 sec.
Temperature Drift

Ev: ±(5%+2 digital) (3,000 lx, standard illuminant A measured)

x, y: ±0.008 (100 lx, RGB LED light)

Humidity Drift

Ev: ±(3%+2 digital) (3,000 lx, standard illuminant A measured)

x, y: ±0.005 (100 lx, RGB LED light)

Operation Temperature

0~50°C (32~122°F, <80%RH)

Store Temp.

-10~60°C (14~140°F, <80%RH)

Dimensions

Main Instrument: 140 X 49 X 29mm ( 5.51" x1.93"x1.14")

Sensor Probe: 165 X 50 X 36mm ( 6.50" x1.97"x1.42")

Weight

179g (6.31 oz.) without battery

Accessory

9V Battery, Instruction manual, Carrying Case

  Applications
  • Color LED Lighting
  • Commerical Displays
  • Film and Television
  • Projection Halls
  • Warehouses
  • Art Galleries
  • Museums
  • Schools & Libraries
  • Theatres
  • Arenas
  • Stadiums
  • Office