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INSTRUCTION MANUAL
Light Meter
TABLET OF CONTENTS
TITLE
1.
FEATURES
2.
SPECIFICATIONS
3.
PANEL DESCRIPTION
4.
OPERATING INSTRUCTION
5.
BATTERY REPLACEMENT
1.
FEATURES
Easy to use with pock size and light weight
3 1/2 digital LCD display with LUX, fc, LOBAT, MAX, HOLD indication
Accurately display light level in terms of Foot Candles (Fc) or Lux over wide
range.
Measures from 0 to 50000 Lux/ Fc in four ranges with resolution 0.1Lux/Fc .
Max Hold and Data Hold
Auto power off
2. SPECIFICATIONS
Display: 1999 counts LCD display with LUX, fc, LOBAT, MAX, HOLD indication
Polarity: Automatic, (-) negative polarity indication.
Over-range: "1" mark indication.
Low battery indication: The "BAT" is displayed when the battery voltage drops below the
operating level.
Measurement rate: 1.5 times per second, nominal.
o
Storage temperature: -10
C to 60
Auto Power Off: Meter automatically shuts down after approx .15 minutes of
inactivity.
Power: One standard 12V, A23 battery.
Dimensions/Wt.: 188 (H) x 64.5 (W) x 24.5 (D) mm/160g
Photo Detector Dimensions/Wt.: 115 X 60 X 27 mm/80g
o
o
o
C (14
F to 140
F) at < 80 % relative humidity
Light
Measuring Range: 200, 2000, 20000, 50000 Lux/fc (1Fc=10.76 Lux)
Accuracy: + 5% rdg + 10dgts (< 10,000Lux/fc)
Accuracy:
+ 10% rdg + 10dgts (> 10,000Lux/fc)
(20,000lux range reading x10, 50,000lux range reading x100)
Overrate Display: Highest digit of "1" is displayed.
(calibrated to standard incandescent lamp at color temperature 2856 k).
Repeatability: + 2%.
Temperature Characteristic: +0.1% /
Photo detector: One silicon photo diode with filter.
3.
PANEL DESCRIPTION
1. LCD display: 1999 counts LCD display with LUX, fc, LOBAT, MAX, HOLD
indication
2. Power /function /range switch: Turn power ON or OFF and select
3. Photo Detector: long life silicon photo diode inside
4. MAX. HOLD: If you press the MAX. button, the maximum reading will be held.
Press once again the button, will release the hold and allow a
further measurement.
o
C.
measurement function and ranges.
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Summary of Contents for ATP Electronics LX-1301
- Page 1 Light INSTRUCTION MANUAL Measuring Range: 200, 2000, 20000, 50000 Lux/fc (1Fc=10.76 Lux) Accuracy: + 5% rdg + 10dgts (< 10,000Lux/fc) Accuracy: + 10% rdg + 10dgts (> 10,000Lux/fc) Light Meter (20,000lux range reading x10, 50,000lux range reading x100) Overrate Display: Highest digit of “1” is displayed. (calibrated to standard incandescent lamp at color temperature 2856 k).
- Page 2 5. DATA HOLD: The reading will be held when Data Hold button Switch is pressed. 7. Recommended Illumination: If the button Switch is pressed once again, will release the hold Locations and allow a further measurement. *Office 6. Function button: Selects measurement functions of Lux or fc Conference, Reception room.
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