Security lighting for CCTV monitoring generally requires at least one (1) to two (2) footcandles (fc) of illumination. What is the required lighting needed for safety considerations in perimeter areas such as parking lots or garages?
A.
3 fc
B.
5 fc
C.
7 fc
D.
10 fc
Explanation:
B: Lights used for CCTV monitoring generally requires at least one to two footcandles of illumination, whereas the lighting needed for safety considerations in exterior areas such as parking lots or garages substantially greater (at least 5 fc). Page 605.
Lights used for CCTV monitoring generally requires at least one to two footcandles of illumination, whereas the lighting needed for safety considerations in exterior areas such as parking lots or garages substantially greater (at least 5 fc).
用於閉路電視監控燈通常需要至少一個，以照明兩英尺燭光，而需要在外部區域安全的考慮，如停車場或車庫大得多（至少5 FC）的照明。
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