3 operation, Iris control, Quick guide – ARRI WRC-1 User Manual

Page 173

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7.3 Operation

With the WRC-1 the
- cameral speed,
- the mirror shutter angle and
- the iris of the lens
can be adjusted using the handwheel.
Programs (ramps) can be created to automatically adjust the
controlled operating functions for a pre-defined period of time.
Changes in exposure can be compensated for by auto-
matically adjusting one or two of the other controllable
parameters.

The WRC-1 does not have its own ON/OFF switch. It is
activated via the devices to which it is connected (e.g. the
WMU-1).

• The WRC rotary switch is used to select the master value

which is to be adjusted (camera speed, shutter angle, iris),
and determines whether the adjustment is to be made
manually using the handwheel (iris,

)

, fps),

or whether it is to be time-controlled (ramp Iris, ramp

)

,

ramp fps) and started by pressing the RAMP button in
the camera run.

• The camera can be started by pressing the RUN

button on the WMU-1.

• The COMPENSATION rotary switch is for defining

whether, and how, the difference in exposure resulting
from adjusting the master value is to be compensated for.
The COMPENSATION rotary switch governs the slave
values.

Please read the operating instructions in chapter 5.3 and
chapter 5.5.1.5!

Quick Guide

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