Lightolier 1135T specifications Lighting data, Footcandles on wall from multiple units

	Lytecaster® Recessed Downlighting  1135T
Page of 2	6 3/4” Aperture Step Baffle Wall Washer Low Profile Reflector Trim

lighting data

Example: Multiple units with 2 Lt. 26W Quad Tube lamps, located 2’ from wall and 2’ on center, illumination on the wall 3’ down from the ceiling is 31 f.c. beneath and 32 f.c. between fixtures.

footcandles on wall from multiple units

2 Lt. 26W quad Tube

				units 2 feet from wall
ft.				2’				3’
ceiling,	1	55	53		55	41	31		41
	2	43	45		43	30	29		30
	3	31	32		31	31	22		21
from
	4	21	22		21	15	15		15
	5	15	15		15	10	11		10
distance
	6	11	11		11	8	8		8
	7	8	8		8	6	6		6
	8	6	6		6	5	5		5
	9	5	5		5	4	4		4

2 Lt. 26W Quad Tube

				units 3 feet from wall
ft.				3’				4’
ceiling,	1	28	25		28	23	19		23
	2	23	23		23	18	17		18
	3	19	20		19	15	15		15
from
	4	16	17		16	12	13		12
	5	12	13		12	10	10		10
distance
	6	10	10		10	8	8		8
	7	8	8		8	6	6		6
	8	6	7		6	5	5		5
	9	5	6		5	4	4		4

For 2 Lt. 18W Quad Tubes, multiply footcandle above by 0.7.

lighting data

Example: Multiple units with 2 Lt. 13W Quad Tube lamps, located 2’ from wall and 2’ on center, illumination on the wall 3’ down from the ceiling is 17 f.c. beneath and 17 f.c. between fixtures.

footcandles on wall from multiple units

2 Lt. 13W Twin Tube

				units 2 feet from wall
ft.				2’				3’
ceiling,	1	27	27		27	19	16		19
	2	22	22		22	16	14		16
	3	17	17		17	11	11		11
from
	4	12	12		12	8	9		8
	5	9	9		9	6	6		6
distance
	6	6	6		6	5	5		5
	7	4	4		4	3	3		3
	8	3	3		3	3	3		3
	9	2	2		2	2	2		2

For 2 Lt. 13W Quad Tubes, multiply footcandle above by 0.7.

Footcandle values are averaged and rounded off and are based on a minimum of five units.

For fixture-to-wall distances, other than those shown, use maximum of 1 of 1 spacing (distance between fixtures not more than distance to wall) for best result.

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