Lightronics RA121 User Manual
Page 10
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RA – 121 RACK MOUNT ARCHITECTURAL DIMMER
Revision 0.93
OWNERS MANUAL
09/26/2011
www.lightronics.com
Lightronics Inc.
509 Central Drive Virginia Beach, VA 23454
Tel 757 486 3588
At the RA-121 front panel - push
CONFIG
until the
System Setup
appears on the status display.
Push
ENTER
. Then push
CONFIG
. The System ID
Set menu will be shown.
Push ENTER. The display shows the unit address.
Set the desired address by pushing the and buttons.
Push
ENTER. Then push CLEAR to return to the
normal operating mode.
DIMMER CHANNEL SETUP
Individual channels within the RA-121 dimmer can be
set for different behaviors. Any channel may be
limited to a user selected maximum intensity level.
Limiting applies to manual, scene, and DMX
operation. Any channel may also be set to run as
NON-DIM (or RELAY).
CHANNEL LIMITING
At the RA-121 front panel - push
CONFIG
until the
Dimmer Setup menu appears on the display.
Push
ENTER
. The channel limit menu will be shown.
Use the and buttons to select a channel. Then
use the and buttons to set its limiting value.
Push
ENTER
when finished. The limit range on the
menu is between 10 and 255 which corresponds to
lighting intensity of between 4 and 100 percent.
CHANNEL NON-DIM (RELAY) MODE
To set a channel to Non-Dim: Push
CONFIG
until the
Dimmer Setup menu appears on the display.
Push
ENTER
. Then push
CONFIG
. The display will
show the menu:
Use the and buttons to select a channel. Then
use the and buttons to switch between DIMMER
and NON-DIM. Push
ENTER
when finished.
DMX I/O SETUP
DMX I/O Setup consists of two functions. Dimmer
channel assignment and Remote lockout.
DIMMER CHANNEL ASSIGNMENT
Dimmer channel assignment is used to assign
individual RA-121 channels (circuits) to a DMX
control channel. Each dimmer channel (1 - 12) is
fully patchable to any of 512 DMX control channels.
At the RA-121 front panel - push
CONFIG
until the
DMX I/O
Setup
menu appears on the display.
Push
ENTER.
The display shows RA-121 dimmer
channels on the top line. The currently assigned DMX
channel is shown on the lower line prefixed by
“DMX”
.
Use the and buttons to select a dimmer
channel. Then use the and buttons to assign it
to a DMX channel. Push
ENTER
after each channel
assignment. Push
CLEAR
to exit from the menu. It
will not clear your settings.
SYSTEM
ID SET
SYSTEM
SETUP
SET UNIT
ID 00
DIMMER
SETUP
01 LMT
255
01 CRV
DIMMER
DIMMER
SETUP
DMR 01
DMX 001
DMX I/O
SETUP