6
CONNECTION DIAGRAM
PNI ST10A
L N
-V -V +V +V
+V
ADJ
AC INPUT 230V
DC OUTPUT 12V - DC OUTPUT 12V + AC-DC
PNI ST20A Plus
L N
-V -V -V +V +V +V
+V
ADJ
AC INPUT 230V
DC OUTPUT 12V -
DC OUTPUT 12V +
AC-DC
PNI ST3.4A
L N
-V +V
+V
ADJ
AC INPUT 230V
DC OUTPUT 12V - DC OUTPUT 12V +
AC-DC
INSTALLATION
• The connections are to be made according to the terminals on the switching power supply:
AC: AC input 110~230V
: Ground connection
/-: Output 12V
• Ensure the stability of the connections and respect the polarity
• Use a measuring device to check the input voltage before turning on the voltage source
• Mount the source upright in a stable place
