XM894-V1.0-NR
9
Address 35 Address 18 Address 1
Please note:
to ensure maximal stability, when the voltage is 120V, only five devices may be
connected together in this manner! From the sixth device, please connect to power supply to get
power for the second link; when the voltage is over 220V, only ten devices may be connected
together in this manner! From the eleventh device, please connect to power supply to get power
for the second link.
6. DMX-512 connection with DMX terminator
For installations where the DMX cable has to run a long distance or is in an electrically noisy
environment, such as in a discotheque, it is recommended to use a DMX terminator. This helps in
preventing corruption of the digital control signal by electrical noise. The DMX terminator is
simply an XLR plug with a 120
Ω
resistor connected between pins 2 and 3,which is then plugged
into the output XLR socket of the last fixture in the chain. Please see illustrations below.
7. Projector DMX start address selection
All fixtures should be given a DMX starting address when using a DMX signal, so that the
correct fixture responds to the correct control signals. This digital starting address is the channel
number from which the fixture starts to “listen” to the digital control information sent out from
the DMX controller. The allocation of this starting address is achieved by setting the correct
number on the display located on the base of the device.
You can set the same starting address for all fixtures or a group of fixtures, or make different
