Please Note:
Draper’s Tab-Tensioning System is factory-set, and under normal
circumstances will not require field adjustment.
If wrinkles are observed, however, follow the adjustment procedure
shown in Figure 8.
Section 7 -
Tab-Tension Adjustment Procedure
Section 6 -
Operation
Caution:
When operating for the first time, cycle unit down and up several times to confirm satisfactory operation. Be prepared to cut POWER if necessary.
•
110-120V SINGLE STATION CONTROL
-
3-position UP-OFF-DOWN switch permits operation to be stopped at any point. Factory adjusted limit switches
automatically stop screen when fully down or fully up.
• 110-120V MULTIPLE STATION CONTROL -
Switches are similar in appearance to 110-120V Single Station Control. Screen stops when switch is released and
may be restarted in either direction. Factory adjusted limit switches stop screen automatically when fully up or fully down.
• 24V CONTROL -
3-button UP-STOP-DOWN switches stop at any point desired, operate in any sequence. Factory adjusted limit switches automatically stop
screen when fully up or fully down. Installer should incorporate an all-pole disconnect in fixed wiring available with RF or IR remote.
• KEY OPERATED SWITCHING -
Two key-operated switches optionally available with this unit:
• Key-operated power supply switch
controls power to screen and switches. When “off”, switches will not operate screen. Key may be removed from
switch in either "on" or "off" position.
• Three-position key switch
permits the screen to be operated directly by key. Requires screen operator to have a key.
• RS232 / ETHERNET -
Serial communication and network communication optionally available.
Section 8 -
Electrical Connections
1.
Screen operates on 110-120V, 60 Hz., 1.1 amp current draw.
2.
Junction box is located just above the bottom access panel at the left end of the screen.
3.
Open the access panel/trap door for access to the junction box cover.
(See bottom access panel/trap door opening and closing instructions below)
.
4.
Remove two
(2)
hex head screws that secure the cover to the junction box to expose the red, black, and white pigtail leads and the green ground wire per wiring
diagram
(Page 7)
.
5.
If optional low voltage control or video interface control is specified and factory installed, please refer to wiring diagram
(Page 7)
.
6.
Screen is shipped with internal wiring complete and control switch
(es)
fully boxed. Wire to connect screen to switch
(es)
and switch
(es)
to power supply should
be furnished by installer. Connections should be made in accordance with attached wiring diagram, and wiring should comply with national and local electrical
codes.
7.
All operating switches should be “off” before power is connected.
PUSH & TURN
CLOCKWISE
to INCREASE TENSION
PUSH & TURN
COUNTER-CLOCKWISE
to RELEASE TENSION
END OF
DOWEL
END OF
DOWEL
Figure 8
page 4 of 7
Ultimate Access XL E & V
Electric Projection Screen
