User Interface
Chilli Dimmer 73-853-00 Issue 8
Page 24 of 30
Preheat
Select the
Preheat
option from the
top level menu options, and press
the ENT key to enter the Preheat
menu. The following two options
are available:
• Set Preheat
• Clear Preheats
Set Preheat
This option allows you to set up a
preheat level (between 0 - 20%)
for each of the dimmer channels.
Select the Set
Preheat
option from
the menu, and press the ENT key.
The screen shows:
Channel: xx
Level: xx
The cursor is shown in the
Channel
field. Press the ENT key
to move between the
Channel
and
Level
fields, and adjust the values
using the numeric keypad or
cursor keys.
Clear Preheats
This option allows you to clear the
preheat levels for all of the dimmer
channels to 0%.
Select the
Clear Preheats
option
from the menu, and press the
ENT key. The screen shows:
Push ENT key to
Clear Preheats
Press the ENT key to set all the
channel preheat levels to 0%.
Dimmer Laws
You can choose a dimmer law for
each of the dimmer channels. The
dimmer
laws
determine
the
relationship between the control
value and the output value
supplied to the lamp.
The laws are characterised for
TRIAC dimmers only. On the Chilli
HF ballast controller, the results
obtained may be different from
those shown below, depending on
the ballast used.
Normal
- The standard output of
the dimmer.
Linear
- Suitable for most live or
theatrical situations.
Switch
- Output switches from
zero to full when the input reaches
50%.
Square
- For use with video
cameras.
Figure 3 - 2: Dimmer Laws
Set Laws
This option allows you to set up
the dimmer law for each of the
dimmer channels.
Select the
Dimmer Laws
option
from the top level menu options,
and press the ENT key to enter
the Dimmer Laws menu.
Select the
Set Laws
option from
the menu, and press the ENT key.
The screen shows:
Channel: xx
Law: xxxxxx
The cursor is shown in the
Channel
field.
The channel is selected using the
numeric keypad or cursor keys.
Press the ENT key to move
between the
Channel
and
Law
fields. When the cursor is in the
Law
field, the cursor keys cycle
through the laws.
The currently selected law for the
channel is indicated by a ‘*’, for
example:
Channel: 10
Law: Normal*
Reset Laws
This option allows you to reset the
dimmer laws for all dimmer
channels.
Select the
Dimmer Laws
option
from the top level menu options,
and press the ENT key to enter
the Dimmer Laws menu.
Select the
Reset Laws
option from
the menu, and press the ENT key.
The screen shows:
Push ENT key to
reset all laws
Press the ENT key to set the state
of all laws to normal. The screen
will briefly show a confirmation,
and then return to the
Dimmer
Laws
screen.