SENTRY ST522 illuminometer LED lamp tester ST-522 Chroma Color Meter Light.

Description

SENTRY ST522 illuminometer LED lamp tester ST-522 Chroma Color Meter Light Meter
Description
SENTRY ST522 illuminometer LED lamp tester ST-522 Chroma Color Meter Light Meter
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, &916;uv
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（not including）, 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
Shipment
Items are only shipped after
PAYMENT
is received
Please check out your
ADDRESS
carefully when processing order
If you haven't received the parcel in
25
days,please allow us 2-3 days for checking undelivered packages before we issue you refund
We can't ship to African countries becasuse of shipping company policy.
To USA UK Austrial
7-15
days by
e-package
, others
15-45
days.
If you want to send DHL / UPS / TNT/ Fedex please contact me alone to change the price.
Payment
I accept PayPal,it is the safe and easy payment method for the buyers.
Please pay in 48hours after you win the item(s),If you can not make the payment in five days ,I will claim your order(s) as unpaid case and relist the item(s).
Return & Refund
Customer satisfaction is our first priority. We accept return within 30 days after delivery. Buyer is responsible for return shipping and insurance cost. Please email first before returning. Delivery date will be according to UPS or USPS tracking system, so please inspect your item immediately upon arrival. We will return the money to you after got the return item(s).
We can not refund to you if any broken or damaged of your return item. Please ensure its safety.
Feedback
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