Acclaim Lighting DDC-1-AC, User Manual

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OVERVIEW
The DDC-1-AC unit operates in either of two modes to bridge the divide between DALI and
DMX.
DALI
Fixture(s)
DALI Bus
PSU
DALI DMX
1 2 3 4 5 6 7 8 9 10 11 12
ON
DMX ADDRESS SETTING
DALI
Controller
DMX
Fixture
GND
COLD
HOT
DMX
Fixture
T
DALI DMX
1 2 3 4 5 6 7 8 9 10 11 12
ON
DMX ADDRESS SETTING
DALI
Fixture
DALI
Fixture
DALI Bus
PSU
DMX
Fixture(s)
GND
COLD
HOT
DMX
Controller
Note: For clarity, mains power inputs are not shown in the diagrams, but would be required at the
controllers, the fixtures, the DALI PSU and the DDC-1-AC unit.
DALI TO DMX
In this arrangement, 8-bit dimming signals received on the DALI bus are converted and
output via the DMX port. When a valid DALI signal is being received the red indicator will
flash continuously.
DMX TO DALI
In this arrangement, 8-bit dimming signals received on the DMX bus are converted and
output via the DALI port. When a valid DMX signal is being received the green indicator will
flash continuously.
To select DALI to DMX
conversion, switch 12
must be OFF (up). 12
ON
To select DMX to DALI
conversion, switch 12
must be ON (down). 12
ON