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The Solar Light SnP-meter™ Model SL-3101 is a portable and innovative meter. It measures spectral response following the CIE scotopic and photopic action spectrum with on board calculations: S/P ratio. Visually effective light level. Perceived brightness. This meter is used by lighting design professionals, researchers, lamp and ballast manufacturers, and energy management consultants.
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Applications:
- Architectural lighting design
- Lighting efficiency measurements
- Energy efficiency designing
- Scotopic lighting research
Meter Specifications:
- Dynamic range 2.6 x10^6 (6.5 digits)
- Accuracy Within 0.2% FS
- Non-linearity 0.003% integral non-linearity
- Temperature coefficient 50 PPM/°C Max.
- Sampling rate 3 per second
- Screen refresh rate 10 per sec.
- Operating temperature 0 to 50°C (non-condensing)
- Batteries 4xAA Alkaline batteries
- Battery life >40 hours continuous use
- Weight 18 oz. (510 g)
- Size 4”W x 1.75”D x 7.6”H (10 x 4.35 x 19.3 cm)
- LCD Size 2.5” x 0.5” (6.4 x 1.3 cm)
- Program control 9-button keypad
Photopic Detector Specifications:
- Spectral response: Follows CIE photopic spectral luminous efficiency curve (400-700nm) Figure 1
- Angular response: 5% for angles <60°
- Range:
- PMA2130SP - 150,000 Lux, 14,000 ft-cd
- Display resolution:
- PMA2130SP - 1 Lux, 0.1 ft-cd
- Operating environment: 32 to 120 °F (0 to +50 °C) no precipitation
- Diameter: 1.6' (40.6 mm)
- Height: 1.8' (45.8 mm)
- Weight: 7.1 oz. (200 grams)
Scotopic Detector Specifications
- Spectral response: Follows CIE scotopic spectral luminous efficiency curve (400-600nm) Figure 1
- Angular response: 5% for angles <60°
- Range:
- PMA2131SP - 150,000 Lux, 14,000 ft-cd
- Display resolution:
- PMA2131SP - 1 Lux, 0.1 ft-cd
- Operating environment: 32 to 120 °F (0 to +50 °C) no precipitation
- Diameter: 1.6' (40.6 mm)
- Height: 1.8' (45.8 mm)
- Weight: 7.1 oz. (200 grams)
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