Shutter Control; Shutter Mechanism - Vari Lite VL3500 Luminaire series Handbuch

VARI LITE® - VL3500™ S

Shutter Control

Shutter Mechanism

The shutter mechanism is comprised of four frame blades that move independently or in unison on two
planes for a crisp, sharp image (refer to
time-continuous motion using stepper motors (two per frame blade and one to rotate the entire shutter
mechanism). The shutter mechanism can rotate 50
o
30 .
.
Frame 3A
Frame 2B
Frame
Blade 2
Frame 2A
Frame 1B
28
L U
ERIES UMINAIRE
Frame Blade 3
Frame Blade 1
Figure 3-3: Shutter Mechanism
Table 3-15: Shutter Mechanism DMX Map Chart
Item % Value
Frame 1A 0
to Frame 4B
100
Shut Rot 0
(Shutter
50
Rotation)
100
31-July-2004
' M
SER S ANUAL
Figure 3-3 below). The entire assembly operates in a smooth,
o
in either direction and the frame blades can tilt +/-
Frame 3B
Frame 4A
Frame Blade 4
Motor Side
Frame 4B
Frame 4A
Frame 1A
Frame 4B
Frame 1A
DMX Value
0
255
0
128
255
Note:
Shutter mechanism shown outside
of its assembly for clarity
Cable Assembly
Frame 3A
Frame 3B
Frame 1B
Action
Open
Closed
CCW
Center
CW
0 2.9678 .0019 0
Frame 2B
Frame 2A