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Day-Brite Lighting Photometric Data
IES File 27039.IES, printed on 2/22/2010
IESNA:LM-63-2002
[TEST] 27039
[TESTDATE] 10/22/2007
[LUMCAT] 2STG217-D-1/2-EB
[LUMINAIRE] 2X2 SOFTRACE
[LAMP] F17T8
[BALLAST] SYLVANIA QTP2X32T8/UNV ISN-SC
[MANUFAC] DayBrite Group*
[TESTLAB] Daybrite Lighting Photometric
Laboratory, Tupelo, MS
[MORE] NVLAP laboratory code 200016-0
[ISSUEDATE] 10/22/2007
[_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, 1325 Lumens/lp, Total fixt. lumens = 2165, Fixt. Eff. = 81.7%
Ballast Factor 0.880, Input Watts = 32
LER = (Fixt-Eff * Lp-Lumens * BF) / Watts = 59.5
Zonal Lumen Summary ---------CANDELA------------- Zonal
Zone LUMENS %LAMP %FIXTURE Zone Par(0) 45 Nrm(90) Lumens
(0-30) 600 22.6 27.7 0 779 779 779
(0-40) 980 37.0 45.3 5 773 775 777 42
(0-60) 1729 65.2 79.8 10 762 763 765 73
(0-90) 2165 81.7 100.0 15 743 744 745 105
20 718 719 721 135
25 685 687 693 159
Average Luminance (Cd/sq. m) 30 640 648 659 178
Zone Par(0) 45 Nrm(90) 35 593 605 629 191
45 1995 2133 2347 40 537 557 595 198
50 1880 2088 2384 45 475 508 559 198
55 1755 2050 2387 50 407 452 516 192
60 1609 1960 2322 55 339 396 461 178
65 1461 1855 2227 60 271 330 391 157
70 1302 1728 2084 65 208 264 317 130
75 1136 1560 1904 70 150 199 240 101
80 958 1385 1522 75 99 136 166 71
85 784 988 1022 80 56 81 89 42
85 23 29 30 17
90 3 1 1
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 27039.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 83 83 83
1 89 85 82 79 87 83 80 77 80 77 75 77 74 73 74 72 70
2 81 74 69 64 79 73 68 63 70 66 62 67 64 60 65 62 59
3 74 65 59 53 72 64 58 53 61 56 52 59 55 51 57 53 50
4 68 58 51 45 66 57 50 45 55 49 44 53 48 44 51 47 43
5 62 52 44 39 60 51 44 39 49 43 38 47 42 38 46 41 37
6 57 46 39 34 56 46 39 34 44 38 33 43 37 33 42 37 33
7 53 42 35 30 52 41 35 30 40 34 30 39 34 29 38 33 29
8 49 38 31 27 48 38 31 27 37 31 26 36 30 26 35 30 26
9 46 35 29 24 45 35 28 24 34 28 24 33 28 24 32 27 24
10 43 33 26 22 42 32 26 22 31 26 22 31 25 22 30 25 21
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 37 25 14 4 36 24 14 4 23 13 4 22 13 4 21 12 4
2 36 23 13 4 35 23 13 4 22 12 4 21 12 4 20 12 4
3 35 22 12 3 34 21 11 3 21 11 3 20 11 3 19 11 3
4 33 20 10 3 32 20 10 3 19 10 3 18 10 3 18 10 3
5 32 19 10 3 31 18 9 3 18 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 27 15 7 2 14 7 2 14 7 2 14 7 2
9 26 14 7 2 25 14 7 2 14 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 9 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 19 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 19 11 6 3 16 9 5 2 7 4 2 4 2 1 1 1 0
8 18 11 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 27039.IES, printed on 2/22/2010 ---------------------CANDLEPOWER DATA------------------------------------------- Planes 0.0 22.5 45.0 67.5 90.0 Zone 0.0 779 779 779 779 779 2.5 776 776 778 779 780 5.0 773 775 775 776 777 7.5 768 769 770 771 772 10.0 762 763 763 763 765 12.5 753 753 758 754 755 15.0 743 742 744 745 745 17.5 731 731 732 732 733 20.0 718 719 719 720 721 22.5 701 703 702 705 707 25.0 685 684 687 689 693 27.5 665 666 668 672 675 30.0 640 643 648 655 659 32.5 618 620 627 639 644 35.0 593 595 605 621 629 37.5 565 568 581 601 612 40.0 537 540 557 582 595 42.5 505 511 533 563 578 45.0 475 481 508 542 559 47.5 442 449 479 520 539 50.0 407 418 452 497 516 52.5 373 384 424 469 489 55.0 339 352 396 441 461 57.5 306 320 362 409 428 60.0 271 285 330 375 391 62.5 240 254 298 339 354 65.0 208 223 264 302 317 67.5 177 192 231 265 278 70.0 150 162 199 228 240 72.5 124 136 167 192 203 75.0 99 109 136 158 166 77.5 76 85 108 124 128 80.0 56 65 81 90 89 82.5 39 45 55 54 53 85.0 23 25 29 30 30 87.5 11 9 12 11 11 90.0 3 1 1 1 1 Page 3 of 4
IES File 27039.IES, printed on 2/22/2010
Photometric Data in IES format
IESNA:LM-63-2002
[TEST] 27039
[TESTDATE] 10/22/2007
[LUMCAT] 2STG217-D-1/2-EB
[LUMINAIRE] 2X2 SOFTRACE
[LAMP] F17T8
[BALLAST] SYLVANIA QTP2X32T8/UNV ISN-SC
[MANUFAC] DayBrite Group*
[TESTLAB] Daybrite Lighting Photometric Laboratory, Tupelo, MS
[MORE] NVLAP laboratory code 200016-0
[ISSUEDATE] 10/22/2007
[_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 1325 1 37 5 1 1 1.8125 2 0
0.88 1 32
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
779 776 773 768 762 753 743 731 718 701
685 665 640 618 593 565 537 505 475 442
407 373 339 306 271 240 208 177 150 124
99 76 56 39 23 11 3
779 776 775 769 763 753 742 731 719 703
684 666 643 620 595 568 540 511 481 449
418 384 352 320 285 254 223 192 162 136
109 85 65 45 25 9 1
779 778 775 770 763 758 744 732 719 702
687 668 648 627 605 581 557 533 508 479
452 424 396 362 330 298 264 231 199 167
136 108 81 55 29 12 1
779 779 776 771 763 754 745 732 720 705
689 672 655 639 621 601 582 563 542 520
497 469 441 409 375 339 302 265 228 192
158 124 90 54 30 11 1
779 780 777 772 765 755 745 733 721 707
693 675 659 644 629 612 595 578 559 539
516 489 461 428 391 354 317 278 240 203
166 128 89 53 30 11 1
Page 4 of 4
[Day-Brite Fluorescent] [Day-Brite HID Indoor] [Nitebrites HID Outdoor] [Capri] [Omega] [Help]