Omega Vehicle Security HHLM-2 Manuale Utente Scaricare il pdf (Pagina 5)

ELECTRICAL

Photometric Formulas:

10.764·footcandles=lux (lumens/meter

)

0.0929·lux=footcandles(lumens/foot

)

Range: 20lux,200lux,2000lux,20000lux,20fc,200fc,2000fc,20000fc

Resolution: 0.01lux,0.01fc

Spectral response: CIE photopic

The CIE photopic curve is an international standard for the color response

of the average human eye

Acceptance angle: ¦¢

<2% cosine corrected (150°)

Total accuracy for CIE standard illuminant A (2856K): ±(3%rdg + 10dgts)

CIE standard illuminant A can be realised by means of CIE standard

source A, which is defined as: A gas-filled tungsten-filament lamp

operating at a correlated colour temperature of 2856K

Temperature Coefficient: 0.1x (specified accuracy)/°C (<18°C or >28°C),

0.056x(specified accuracy)/°F (<64.4°F or >82.4°F)

Peak Hold response time: >50mS pulse light

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Omega Vehicle Security HHLM-2 Manuale Utente Pagina 5