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Day-Brite Lighting Photometric Data
IES File 27104.IES, printed on 2/22/2010
IESNA:LM-63-2002
[TEST] 27104
[TESTDATE] 11/13/2007
[LUMCAT] 1STG228-D-1/2-EB
[LUMINAIRE] 1X4 SOFTRACE W/ LENS
[LAMP] F28T5
[BALLAST] TRIAD B228PUNV-C
[MANUFAC] DayBrite Group*
[TESTLAB] Daybrite Lighting Photometric
Laboratory, Tupelo, MS
[MORE] NVLAP laboratory code 200016-0
[ISSUEDATE] 11/13/2007
[_TEST_LEVEL]
[_TIFF_FILE_NAME]
[_VERSION] fo2ies 3.0d(90)
[OTHER] Reflection factor 0.92, Test distance =
26 ft.
[OTHER] Shielding angle: normal 90, Parallel 90
2 lamps, 2600 Lumens/lp, Total fixt. lumens = 4257, Fixt. Eff. = 81.9%
Ballast Factor 1.000, Input Watts = 60
LER = (Fixt-Eff * Lp-Lumens * BF) / Watts = 71.0
Zonal Lumen Summary ---------CANDELA------------- Zonal
Zone LUMENS %LAMP %FIXTURE Zone Par(0) 45 Nrm(90) Lumens
(0-30) 1214 23.3 28.5 0 1552 1552 1552
(0-40) 1996 38.4 46.9 5 1545 1550 1533 83
(0-60) 3473 66.8 81.6 10 1526 1533 1518 145
(0-90) 4257 81.9 100.0 15 1490 1498 1491 212
20 1438 1457 1458 272
25 1374 1401 1417 324
Average Luminance (Cd/sq. m) 30 1296 1334 1366 365
Zone Par(0) 45 Nrm(90) 35 1199 1257 1295 393
45 4543 4904 5026 40 1091 1163 1197 405
50 4344 4720 4818 45 970 1047 1073 400
55 4100 4498 4510 50 843 916 935 378
60 3822 4180 4180 55 710 779 781 342
65 3487 3840 3817 60 577 631 631 293
70 3128 3486 3438 65 445 490 487 238
75 2777 3097 2905 70 323 360 355 180
80 2384 2651 2289 75 217 242 227 123
85 2014 1976 1824 80 125 139 120 71
85 53 52 48 33
90 6 5 6
Spacing Criteria: 0 plane = 1.2, 45 plane = 1.4, 90 plane = 1.3
These photometric results were obtained in the Day-Brite Lighting (Genlyte/
Thomas Group) Laboratory, which is NVLAP-accredited by the National Institute
of Standards and Technology. This does not constitute an endorsement of
this product by NIST, NVLAP or the US Government.
APPROVED BY DATE / /
*******************************************************************************
Page 1 of 4 TESTED IN ACCORDANCE WITH IES PROCEDURE
IES File 27104.IES, printed on 2/22/2010
ZONAL CAVITY COEFFICIENTS OF UTILIZATION
Effective floor cavity reflectance = 0.20
Ceil 80 70 50 30 10
Wall 70 50 30 10 70 50 30 10 50 30 10 50 30 10 50 30 10
RCR
0 97 97 97 97 95 95 95 95 91 91 91 87 87 87 84 84 84
1 89 86 82 79 87 84 81 78 80 78 75 77 75 73 74 73 71
2 82 75 70 65 79 73 68 64 71 66 63 68 64 61 65 62 60
3 74 66 59 54 72 65 59 54 62 57 53 60 56 52 58 54 51
4 68 59 52 46 66 58 51 46 55 50 45 54 49 45 52 48 44
5 63 52 45 40 61 51 45 40 50 44 39 48 43 39 47 42 38
6 58 47 40 35 56 46 40 35 45 39 34 44 38 34 42 37 34
7 54 43 36 31 52 42 35 31 41 35 30 40 34 30 39 34 30
8 50 39 32 27 49 39 32 27 37 31 27 36 31 27 35 31 27
9 47 36 29 25 46 35 29 25 34 29 25 34 28 24 33 28 24
10 44 33 27 22 43 33 27 22 32 26 22 31 26 22 30 26 22
LUMINANCE COEFFICIENTS
WALL COEFFICIENTS
Effective floor cavity reflectance = 0.20
Ceil 80 70 50 30 10
Wall 70 50 30 10 70 50 30 10 50 30 10 50 30 10 50 30 10
RCR
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
1 36 24 14 4 35 24 13 4 23 13 4 22 12 4 21 12 4
2 36 23 13 4 35 23 12 4 22 12 4 21 12 4 20 11 4
3 34 21 11 3 33 21 11 3 20 11 3 19 11 3 19 10 3
4 33 20 10 3 32 19 10 3 19 10 3 18 10 3 17 9 3
5 31 18 9 3 30 18 9 3 17 9 3 17 9 3 16 9 3
6 30 17 9 2 29 17 9 2 16 8 2 16 8 2 15 8 2
7 29 16 8 2 28 16 8 2 15 8 2 15 8 2 14 7 2
8 27 15 7 2 26 15 7 2 14 7 2 14 7 2 13 7 2
9 26 14 7 2 25 14 7 2 13 7 2 13 7 2 13 6 2
10 25 13 6 2 24 13 6 2 13 6 2 12 6 2 12 6 2
CEILING COEFFICIENTS
Effective floor cavity reflectance = 0.20
Ceil 80 70 50 30 10
Wall 70 50 30 10 70 50 30 10 50 30 10 50 30 10 50 30 10
RCR
0 16 16 16 16 13 13 13 13 9 9 9 5 5 5 2 2 2
1 17 15 13 11 14 13 11 10 9 8 7 5 4 4 2 1 1
2 18 14 11 8 15 12 9 7 8 6 5 5 4 3 2 1 1
3 18 13 9 6 16 11 8 5 8 6 4 5 3 2 1 1 1
4 19 13 8 5 16 11 7 4 8 5 3 4 3 2 1 1 1
5 19 12 7 4 16 10 6 3 7 4 2 4 3 1 1 1 0
6 19 12 7 3 16 10 6 3 7 4 2 4 2 1 1 1 0
7 18 11 6 3 16 9 5 2 7 4 2 4 2 1 1 1 0
8 18 10 6 2 15 9 5 2 6 3 1 4 2 1 1 1 0
9 18 10 5 2 15 9 5 2 6 3 1 3 2 1 1 1 0
10 17 10 5 2 15 8 4 2 6 3 1 3 2 1 1 1 0
Page 2 of 4
IES File 27104.IES, printed on 2/22/2010 ---------------------CANDLEPOWER DATA------------------------------------------- Planes 0.0 22.5 45.0 67.5 90.0 Zone 0.0 1552 1552 1552 1552 1552 2.5 1554 1558 1558 1550 1540 5.0 1545 1550 1550 1541 1533 7.5 1539 1542 1544 1534 1528 10.0 1526 1533 1533 1525 1518 12.5 1508 1515 1516 1510 1505 15.0 1490 1495 1498 1495 1491 17.5 1469 1472 1479 1477 1476 20.0 1438 1445 1457 1458 1458 22.5 1411 1417 1432 1438 1440 25.0 1374 1381 1401 1416 1417 27.5 1336 1346 1370 1390 1394 30.0 1296 1306 1334 1362 1366 32.5 1249 1262 1300 1327 1334 35.0 1199 1213 1257 1289 1295 37.5 1147 1163 1211 1241 1247 40.0 1091 1112 1163 1193 1197 42.5 1033 1054 1106 1135 1140 45.0 970 994 1047 1070 1073 47.5 907 932 986 1005 1006 50.0 843 868 916 934 935 52.5 779 803 848 859 858 55.0 710 739 779 786 781 57.5 641 669 706 712 707 60.0 577 602 631 634 631 62.5 509 533 560 560 556 65.0 445 465 490 491 487 67.5 385 402 422 425 421 70.0 323 343 360 358 355 72.5 268 284 297 295 290 75.0 217 230 242 235 227 77.5 168 181 189 178 171 80.0 125 136 139 126 120 82.5 85 95 92 82 79 85.0 53 57 52 49 48 87.5 24 25 24 23 22 90.0 6 6 5 6 6 Page 3 of 4
IES File 27104.IES, printed on 2/22/2010
Photometric Data in IES format
IESNA:LM-63-2002
[TEST] 27104
[TESTDATE] 11/13/2007
[LUMCAT] 1STG228-D-1/2-EB
[LUMINAIRE] 1X4 SOFTRACE W/ LENS
[LAMP] F28T5
[BALLAST] TRIAD B228PUNV-C
[MANUFAC] DayBrite Group*
[TESTLAB] Daybrite Lighting Photometric Laboratory, Tupelo, MS
[MORE] NVLAP laboratory code 200016-0
[ISSUEDATE] 11/13/2007
[_TEST_LEVEL]
[_TIFF_FILE_NAME]
[_VERSION] fo2ies 3.0d(90)
[OTHER] Reflection factor 0.92, Test distance = 26 ft.
[OTHER] Shielding angle: normal 90, Parallel 90
TILT=NONE
2 2600 1 37 5 1 1 0.8125 4 0
1 1 60
0 2.5 5 7.5 10 12.5 15 17.5 20 22.5
25 27.5 30 32.5 35 37.5 40 42.5 45 47.5
50 52.5 55 57.5 60 62.5 65 67.5 70 72.5
75 77.5 80 82.5 85 87.5 90
0 22.5 45 67.5 90
1552 1554 1545 1539 1526 1508 1490 1469 1438 1411
1374 1336 1296 1249 1199 1147 1091 1033 970 907
843 779 710 641 577 509 445 385 323 268
217 168 125 85 53 24 6
1552 1558 1550 1542 1533 1515 1495 1472 1445 1417
1381 1346 1306 1262 1213 1163 1112 1054 994 932
868 803 739 669 602 533 465 402 343 284
230 181 136 95 57 25 6
1552 1558 1550 1544 1533 1516 1498 1479 1457 1432
1401 1370 1334 1300 1257 1211 1163 1106 1047 986
916 848 779 706 631 560 490 422 360 297
242 189 139 92 52 24 5
1552 1550 1541 1534 1525 1510 1495 1477 1458 1438
1416 1390 1362 1327 1289 1241 1193 1135 1070 1005
934 859 786 712 634 560 491 425 358 295
235 178 126 82 49 23 6
1552 1540 1533 1528 1518 1505 1491 1476 1458 1440
1417 1394 1366 1334 1295 1247 1197 1140 1073 1006
935 858 781 707 631 556 487 421 355 290
227 171 120 79 48 22 6
Page 4 of 4
[Day-Brite Fluorescent] [Day-Brite HID Indoor] [Nitebrites HID Outdoor] [Capri] [Omega] [Help]