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PP500 LED lighting controllers - User Manual
8
Connections
All connections to the PP500 are made on screw terminals at one end of
the case (see below).
The screw terminals have the following connections:
Screw terminal ID
Function
TRIG1–
Channel 1 trigger input
TRIG1+
LED1+
Channel 1 lighting output
LED1–
PSU+
Power
PSU–
Power supply −
LED2−
Channel 2 lighting output
LED2+
TRIG2+
Channel 2 trigger input
TRIG2−
8.1
Triggers
The PP500 triggers are opto-coupled as shown in the circuit below. A
V
TRIG
voltage between 3V to 24V provides a logic 1 and any V
TRIG
voltage
—
20
—
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