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• TM-21 does not determine traditional life or
4 V9 j8 ]% s3 {“time to failure” of an LED Lighting system/ }8 F, F6 C$ l/ f$ Q! n
– The useful life of an LED system has many % H) m+ }" S: v- t% k% N# t
components that need to be considered 4 R* z0 a: z0 Q; O+ c$ |2 F
(lamp, driver, lens, etc.)! e6 G0 e" Y- \6 O
– LEDs degrade (like all light sources) but for
2 U+ C$ M" x& x8 ~9 t( lpotentially very long periods of time. Instead
( N" l/ x8 P" `" e6 X, X4 {, Hof outright failure, LEDs will eventually dim
% _$ v* K) h: L& |1 {) J, \6 e1 qto a point that is too low to serve their
" u ~# I& m2 R% E' Jpurpose
( v/ D3 J O) [: c; B' V7 g• TM-21 does project the lumen maintenance $ q Y2 |" ?" v* W" A/ j% H
of an LED source (package/array/module)
. X+ L \& [9 v" T/ J' }) K….. Which can then be used to project 0 q/ ^' x2 O. r# w2 K
the expected lumen output of the source
7 D$ J4 O% _! [7 vas part of a system (fixture) |
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