User manual

3-12 Operating the Fixture Studio Spot
®
250 / Studio Color
®
250 User Manual
*Note: “Open” appears twice in the Iris construct to act as a barrier between
the Variable Iris and Strobe parameters, and to allow “full white” when
all DMX controller constructs are set to the highest values.
Shutter
The Shutter construct is available for both Studio Spot 250 and Studio Color 250
fixtures. This construct is controlled with DMX channel 14 for Studio Spot 250 fixtures
or DMX channel 11 for Studio Color 250 fixtures. The shutter settings are listed in
Table 3-12.
Snap Open/Ramp Shut (Variable)
Fully opens the iris at full speed, then ramps shut at variable
speeds.
Ramp Open/Ramp Shut
(Variable)
Fully opens the iris at variable speeds, then shuts at the same
chosen speed.
Random Ramp/Snap (Variable)
Fully opens the iris at variable, random speeds, then snaps shut at
full speed.
Random Snap/Ramp (Variable)
Fully opens the iris at full speed, then ramp shut at variable,
random speeds.
Open Fully opens the iris.
Table 3-12. Shutter Settings
Shutter Setting Description
Close Closes the shutter.
Periodic Strobe (Variable) Strobes the beam at specified intervals.
Random/Rand Strobe (Variable) Strobes the beam randomly.
Random/Sync (Variable)
Strobes the beam randomly in synchronization with the random
strobing of all other Studio Spot 250 and Studio Color 250 fixtures
using the same DMX controller.
Ramp Open/Snap Shut (Variable)
Opens the shutter at variable speeds, then snaps shut at full
speed.
Snap Open/Ramp Shut (Variable) Opens the shutter at full speed, then shuts at variable speeds.
Ramp Open/Ramp Shut
(Variable)
Opens the shutter at variable speeds, then shuts at the same
chosen speed.
Random Ramp/Snap (Variable) Opens the shutter at random speeds, then snaps shut at full speed.
Random Snap/Ramp (Variable) Opens the shutter at full speed, then shuts at random speeds.
Open Opens the shutter.
Table 3-11. Iris Settings
Iris Setting Description