Appendix; Dmx Primer; Fixture Linking - Chauvet LEDsplash Jr LED-PAR83 User Manual

A
PPEND IX

DMX Primer

There are 512 channels in a DMX-512 connection. Channels may be assigned in any manner. A
fixture capable of receiving DMX-512 will require one or a number of sequential channels. The user
must assign a starting address
There are many different types o
of channels required
never overlap. If they do, this will result in erratic operation of the fixtures whose starting address is
set incor ctly.
address s lon
fixtures ill be slaved together w
DMX fixtures are de
where the DATA OU
the fixtures are c
each fixture. Use
using shielded two
shield connection is
carries 3-pin XLR DMX compliant cables, DMX-10 (33'), DMX-4.5 (15') and DMX-1.5 (5')
F i xtu re L in k in g
INPUT
Note! If you use a controller with a 5 pin DMX output connector, you will need to use a 5
pin to 3 pin adapter. CHAUVET Model No: DMX5M.
The chart below details a proper cable conversion:
Conductor
Ground/Shield
Data ( - )signal
Data ( + ) signal
Do not use
Do not use
LED-PAR83 User Manual
on the fixture that indicates the first channel reserved in the controller.
f DMX controllable
. Choosing a start address should be planned in advance. Channels should
re You can however, control multiple fixtures of the same type using the same starting
a g as the intended result is that of unison movement or operation. In other words, the
and all respond exactly the same.
signed to receive data through a serial Daisy Chain. A Daisy Chain connection is
T of one fixtu re connects to the DA
onnected is not important and has no effect on how a controller communicates to
an order that pr ov ides for the easiest and most direct cabling. Connect fixtures
conductor twisted pair cable with three pin XLR male to female connectors. The
pin 1, while pin 2 is Data Negative (S-) and pin 3 is Data positive (S+). CHAUVET
DMX connector configuration
COM MON
1
DMX +
3
2
DMX -
3 P 5 P C
IN TO IN
3 Pin Female (output)
fixtures and they all may vary in the total number
TA IN of the next fixture. The order in which
1
3
2
1
OUTPUT
3
Termination reduces signal errors and to
2
avoid signal transmission problems and
C
ONVERSION HART
5 Pin Male (Input)
Pin 1 Pin 1
Pin 2 Pin 2
Pin 3 Pin 3
Do not use
Do not use
10
Resistance 120
ohm 1/4 w betw een
X -)
pin 2 (DM and
pin 3 (DM X + ) of
the last fixture .
interference, it is always advisable to
connect a DMX signal terminator.
2008-11-17 9:40:00 AM