Auxiliary power supply (j12) – ElmoMC Gold Line Digital Servo Drives-Gold DC Whistle User Manual
Page 28
Gold DC Whistle Installation Guide
MAN-G-DCWHIIG-EC (Ver. 1.700)
||Main and Auxiliary Power
28
6.3.3.
Auxiliary Power Supply (J12)
Pin (J12)
Signal
Function
Cable
1
VL+
Auxiliary Supply Input
DC Power
2
PR
Auxiliary Supply Return
DC Power
2-Pin Phoenix 3.81 mm Pitch
2-Pin Phoenix Plug-in
Connector
Table 5: Aux. Power Connector – Pin Assignments
Caution:
Power from the Gold DC Whistle to the motor must come from the Main Supply
and not from the Auxiliary Supply.
The backup functionality can be used for storing control parameters in case of power-outs,
providing maximum flexibility and backup capability when needed.
Connect the VL+ and PR terminal to the Auxiliary Connector.
To connect the auxiliary supply:
1.
The source of the Auxiliary Supply must be isolated.
2.
For safety reasons, connect the return (common) of the auxiliary supply source to the
closest ground near the auxiliary supply source
3.
Connect the cable shield to the closest ground near the auxiliary supply source
4.
Before applying power, first verify the polarity of the connection.