DI
RECESSED DIRECT/INDIRECT – AIR RETURN
CATALOG #:
TYPE:
PROJECT:
2x2 | 2x4 LED
NOTES:
DI G
EXAMPLE
t t
- AR
t
2 4
t t
- L98/835 - AD - OPTIONS - DIM - UNV
t
t
SERIESCEILING
FIX. NOM. NOM.
LUMEN
CRI &
TYPE STYLEW.L. PACKAGE CCT
t
SHIELDING
t
OPTIONS
t
DRIVER
t
VOLTAGE
CROSS SECTION
FEATURES
4-7/8”
Ribbed acrylic diffuser (standard) shields
LEDs from direct view.
Power and light levels can be custom set to
meet energy and design needs.
XX
Black reveal minimizes appearance of dirt
and dust resulting from air return function.
XX
Multiple dimming protocols available.
XX
Minimum 80 CRI; 3000K, 3500K, 4000K, or
5000K CCT.
XX
Shallow housing depth.
XX
This fixture is proudly made in the USA.
XX
23-13/16”
XX
Shown with AD (standard)
ORDERING INFORMATION
SERIES
DI
SHIELDING
Recessed Direct/Indirect – Air Return
CEILING TYPE
G
SG
NEMA Type “G”
Screw slot NEMA Type “SS” (earthquake clips
included)
See page 3 for shielding details.
AD
Ribbed acrylic (standard)
WPR
White perforated round
WPRL
White perforated with round louver
WPASL
White perforated with aluminum solid louver
WPR/SPLIT White perforated round with split
WPR/ACRY/ White perforated round with center clear
CTR/CLR acrylic (consult factory for additional colors)
FIXTURE STYLE
AR
Air return only (through side slots)
OPTIONS
EM/10W
EQCLIPS
(L__)
NOMINAL WIDTH
2
2’
NOMINAL LENGTH
2
4
2’
4’
DRIVER
LED PACKAGE
Example: L98/835
LUMEN
PACKAGE
NOMINAL
LUMENS
MINIMUM
CRI & CCT
AVERAGE
SYSTEM
WATTAGE
2x2
L24
10-watt emergency driver
Earthquake clips (4 per fixture)
Additional lower lumen packages available.
Specify in increments of 100 nominal lumens.
Option must be specified with next higher lumen
package.
Example: 7,000 nominal lumens =
DIG-AR24-L88/850-(L70).
2400
L32
3200
L48
4800
L50
5000
L64
6400
L88
8800
L98
9800
830 = 80CRI, 3000K
835 = 80CRI, 3500K
840 = 80CRI, 4000K
850 = 80CRI, 5000K
22
30
Additional dimming drivers available, see Technical Info.
DRV
Driver prewired for non-dimming applications
DIM
Driver prewired for 0-10V low voltage dimming
applications
VOLTAGE
120
277
UNV
347
120V
277V
120-277V
347V (not available with EM drivers)
40
2x4
51
830 = 80CRI, 3000K
835 = 80CRI, 3500K
840 = 80CRI, 4000K
850 = 80CRI, 5000K
56
73
84
Nominal lumen output based on 3500 CCT and AD shielding. Actual
lumens may vary. see fixture performance data on back. Additional
LED lumen packages available, see options.
H.E. Williams, Inc.
Carthage, Missouri
w w w.hew.com
417-358-4065
Recessed
Page 1 of 3
DI
RECESSED DIRECT/INDIRECT – AIR RETURN
2x2 | 2x4 LED
PHOTOMETRY
SPECIFICATIONS
Housing – 20-gauge die-formed C.R.S.
Reflector – Precision die-formed C.R.S.
with highly reflective non-glare matte white
polyester powder coated finish.
Shielding – Ribbed acrylic standard.
Finish – Highly reflective non-glare matte
white polyester powder coat bonded to
phosphate-free, multi-stage pretreated metal.
All parts painted after fabrication to facilitate
installation, increase efficiency, and inhibit
corrosion.
Electrical – High quality mid-power LED
boards. Rated > 50,000 hours at 70% lumen
maintenance (L70).
Mounting – NEMA Type “G” standard.
NEMA Type “SS” available (earthquake clips
included).
Labels – cETLus conforms to UL STD 1598
and UL STD 8750. Certified to CAN/CSA STD
C22.2 No. 250.0. Suitable for damp locations.
Warranty – 5-year limited warranty, see hew.com/warranty.
60°
40°
0°
LED PACKAGE
SHIELDING MULTIPLIERS
0.78
WPRL
0.85
0.831
WPR/SPLIT
0.749
WPR/ACRY
0.762
■■
■■
■■
Recessed
Page 2 of 3
HORIZONTAL ANGLE
0º
45º
90º
3546.
3546.
3546.
3504.
3503.
3505.
3334.
3358.
3378.
2941.
3008.
3062.
2502.
2639.
2739.
2131.
2359.
2501.
1502.
1758.
1917.
997.
1294.
1549.
500.
679.
611.
141.
156.
171.
0.
0.
0.
ZONAL
LUMENS
334.4
951.5
1390.5
1652.6
1811.0
1556.5
1277.1
648.6
173.4
ZONE
0 - 30
0 - 40
0 - 60
0 - 90
0 - 180
LUMENS % FIXTURE
2676.
4329.
7697.
9796.
9796.
27.3
44.2
78.6
100.0
100.0
FIXTURE PERFORMANCE DATA
Electrostatic sensitive unit. Observe precautions
when handling.
WPASL
90°
VERTICAL
ANGLE
0
5
15
25
35
45
55
65
75
85
90
Use shielding multiplier table to calculate additional options.
IMPORTANT:
WPR
20°
0°
CANDLEPOWER DISTRIBUTION
90°
80°
LUMEN SUMMARY
DIG-AR24-L98/835-AD Report #: 19231.0; 02/26/16 | Total Luminaire Output: 9796 lumens; 85.7 Watts
Efficacy: 114.4 lm/W | 84.7 CRI; 3531K CCT | IES Spacing Crit.: End: 1.1, Across: 1.2, Diag.: 1.2
DIFFUSER
L24/830
L24/835
L24/840
L24/850
L32/830
L32/835
L32/840
L32/850
L48/830
L48/835
L48/840
L48/850
AD
AD
AD
AD
AD
AD
AD
AD
AD
AD
AD
AD
L50/830
L50/835
L50/840
L50/850
L64/830
L64/835
L64/840
L64/850
L88/830
L88/835
L88/840
L88/850
L98/830
L98/835
L98/840
L98/850
AD
AD
AD
AD
AD
AD
AD
AD
AD
AD
AD
AD
AD
AD
AD
AD
DELIVERED LUMENS
WATTAGE
2x2
2380
2454
2513
2586
3160
3258
3346
3452
4669
4812
4907
5153
2x4
4896
5047
5184
5341
6239
6433
6608
6907
8538
8848
9021
9332
9481
9796
10053
10355
EFFICACY (LM/W)
22
22
22
22
30
30
30
30
40
40
40
40
109.5
112.9
115.6
119.0
106.8
110.1
113.1
116.7
117.9
121.6
124.0
130.2
51
51
51
51
56
56
56
56
73
73
73
73
84
84
84
84
99.2
102.2
104.9
109.7
111.6
115.1
118.2
123.6
117.3
121.5
123.9
128.2
114.1
117.9
121.0
124.6
Photometrics tested in accordance with IESNA LM-79. Results shown are based on 25ºC ambient temperature.
Wattage shown is average for 120V through 277V input.
Results scaled based on relative CCT output.
H.E . W illiams, In c.
C ar t hage, Mis s our i
Information contained herein is subject to change without notice.
w w w.he w.c om
417- 3 5 8 - 4 0 6 5
HEW70405JL REV.09/07/16
DI
RECESSED DIRECT/INDIRECT – AIR RETURN
2x2 | 2x4 LED
FIXTURE DETAILS
BACKVIEW
SHIELDING OPTIONS
2x4
2x2
SHIELDING DETAIL
Access plate with
(2) ø7/8” KOs
Access plate with
(2) ø7/8” KOs
ø7/8” KO
WPR Shielding
ø7/8” KO
AD
47-7/8”
23-13/16”
SLOT GRID (Williams’ SG)
AIR RETURN
WPR
1-7/8”
WPRL
Screw slot NEMA type “SS”
WPASL
WPR/SPLIT
WPR/ACRY/CTR/CLR
H.E. Williams, Inc.
Carthage, Missouri
w w w.hew.com
417-358-4065
Recessed
Page 3 of 3