Da-Lite 21819L 产品宣传页
SUGGESTED SPECIFICATIONS: projection screen(s),
(H) x (W), electrically operated 120 volt (60 Hz) not
more than 2.4 amp. with a quick connect male plug-in connector on the motor.
Shall have specially designed motor mounted inside the roller, to be three wire
with ground, quick reversal type, oiled for life, with automatic thermal overload
cutout, integral gears, capacitor and an electric brake to prevent coasting. To
have preset but adjustable limit switches to automatically stop picture surface
in the “up” and “down” positions. Junction box shall be internally integrated into
the housing making it possible to install the housing and wire to the building’s
electrical system during construction. The junction box shall contain a quick
connect connector that is mounted in the housing for easy plug-in connection
to the motorized fabric and roller assembly. The motorized fabric and roller
assembly to be installed in the case at the factory or at a later time at the job
site. The fabric roller to be of 4½" diameter (5¾" if 270" diagonal, 275" diagonal,
or 298" diagonal) metal. Screen to be designed for left or right-hand motor
(H) x (W), electrically operated 120 volt (60 Hz) not
more than 2.4 amp. with a quick connect male plug-in connector on the motor.
Shall have specially designed motor mounted inside the roller, to be three wire
with ground, quick reversal type, oiled for life, with automatic thermal overload
cutout, integral gears, capacitor and an electric brake to prevent coasting. To
have preset but adjustable limit switches to automatically stop picture surface
in the “up” and “down” positions. Junction box shall be internally integrated into
the housing making it possible to install the housing and wire to the building’s
electrical system during construction. The junction box shall contain a quick
connect connector that is mounted in the housing for easy plug-in connection
to the motorized fabric and roller assembly. The motorized fabric and roller
assembly to be installed in the case at the factory or at a later time at the job
site. The fabric roller to be of 4½" diameter (5¾" if 270" diagonal, 275" diagonal,
or 298" diagonal) metal. Screen to be designed for left or right-hand motor
installation. Screen fabric to be seamless, flame retardant and mildew resistant
vinyl with black masking borders standard. Each side of the fabric to have tab
guide cable system to maintain even lateral tension and hold surface flat.
Custom slat bar with added weight maintains vertical tension on the screen
surface. The ends of the slat to be protected by heavy duty plastic caps
enclosing a preset adjustable mechanism for screen tensioning. Case to be
made of extruded aluminum powder coated white. End caps to be of heavy
gauge steel powder coated white. Bottom of case to have a removable access
door. Door to be of extruded aluminum powder coated white. Bottom of case
to be self-trimming, with a built-in flange around the bottom of the case. To be
complete with integrated low voltage control unit and three position control
switch with cover plate. Suitable for use in environmental air space in
accordance with section 300-22 (c) of the National Electric Code, and sections
2-128, 12-010 (3) and 12-100 of the Canadian Electrical Code, part 1, CSA C22.1.
Screen to be listed by Underwriters’ Laboratories.
vinyl with black masking borders standard. Each side of the fabric to have tab
guide cable system to maintain even lateral tension and hold surface flat.
Custom slat bar with added weight maintains vertical tension on the screen
surface. The ends of the slat to be protected by heavy duty plastic caps
enclosing a preset adjustable mechanism for screen tensioning. Case to be
made of extruded aluminum powder coated white. End caps to be of heavy
gauge steel powder coated white. Bottom of case to have a removable access
door. Door to be of extruded aluminum powder coated white. Bottom of case
to be self-trimming, with a built-in flange around the bottom of the case. To be
complete with integrated low voltage control unit and three position control
switch with cover plate. Suitable for use in environmental air space in
accordance with section 300-22 (c) of the National Electric Code, and sections
2-128, 12-010 (3) and 12-100 of the Canadian Electrical Code, part 1, CSA C22.1.
Screen to be listed by Underwriters’ Laboratories.
SPECIFICATION DATA
HDTV (16:9) Format Dimensions
Viewing Area (H x W)
Nominal Diagonal
Overall Length of Case*
Approx. Ship. Wt.
In.
Cm
In.
Cm
In.
Cm
Lbs.
Kg
108" x 192"
274 x 488
220"
559
220¾"
561
652
295.7
121" x 216"
307 x 549
247"
627
246½"
627
727
329.8
135" x 240"
343 x 610
275"
699
272½"
693
803
364.2
146" x 260"
371 x 660
298"
757
294¼"
747
847
384.2
Wide (16:10) Format Dimensions
Viewing Area (H x W)
Nominal Diagonal
Overall Length of Case*
Approx. Ship. Wt.
In.
Cm
In.
Cm
In.
Cm
Lbs.
Kg
110" x 176"
279 x 447
208"
528
205"
521
691
313.4
120" x 192"
305 x 488
226"
574
222¼"
565
729
330.7
Video (NTSC 4:3) Format Dimensions
Viewing Area (H x W)
Nominal Diagonal
Overall Length of Case*
Approx. Ship. Wt.
In.
Cm
In.
Cm
In.
Cm
Lbs.
Kg
126" x 168"
320 x 427
210"
533
199¼"
506
594
269.4
132" x 176"
335 x 447
220"
559
208¼"
529
620
281.2
144" x 192"
366 x 488
240"
610
225¾"
573
672
304.8
162" x 216"
411 x 549
270"
686
251¼"
638
744
337.5
Square Format Dimensions
Viewing Area (H x W)
Overall Length of Case*
Approx. Ship. Wt.
In.
Cm
In.
Cm
Lbs.
Kg
10'6" x 14'
320 x 427
199¼"
506
594
269.4
14' x 14'
427 x 427
205¾"
523
620
281.2
12' x 16'
366 x 488
225¾"
573
672
304.8
*Case length does not include flange
Tensioned Large Advantage
®
Electrol
®
Automatic Electric Projection Screen Model