Each lighting fixture takes up 5 DMX Channels,
your PFX800H takes two channels, so just step on two
channels for this machine.
You have a cable from the controller to the first fixture cable, then from first to second and so on. The last
light then has a DMX terminator plugged in.
Fixture 1 would be set to DMX address:
1 dipswitch number 1 on.
Fixture 2 would be set to DMX address:
6 dipswitch numbers 2 & 3 on.
Fixture 3 would be set to DMX address:
11 dipswitch numbers 1, 2 & 4 on.