Lighting Controls
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in Lighting Controls.
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+Commissioning+Controls+DALI+Daylighting+Emergency Lighting+Functional Testing+Lighting+Lighting Controls+Sequence of Operations
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title: Lighting Controls
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## Spare power packs and relays are the highest-value spare because they switch load and fail more often than sensors; a spare network controller or gateway should be furnished for a networked system whose product line may change, since a controller mismatch can require reprogramming the whole system. {note}