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Rail-PSU-D4 User Guide
Rail-PSU-D4 has front-panel LED indicators
that display the following information:
24V:
Static = Good input voltage
Other = Fault condition on input power supply
DALI V:
Static = DALI bus voltage is present
Other = Fault condition on DALI bus voltage
DALI 1 - 4:
Static = Short circuit on the output
Flashing = Data is being transmitted
LED Indication
Application Diagram
The diagram below shows how Rail-PSU-D4 could be utilised in a typical application.
A Rail-DMX-DALI is controlling a DALI circuit (64 ballasts) on each of its 4 outputs. One common
24V PSU is used to power the Rail-DMX-DALI and the Rail-PSU-D4.
DALI connection configurations:
Inline (above); Joined (below)
