ElmoMC SimplIQ Analog Servo Amplifiers-Ocarina Evaluation Board User Guide - Manual (Page 17)

2.7 Auxiliary Supply (optional)
Notes for 12 ~ 95 VDC Auxiliary Supply connections:
ƒ The source of the 12 ~ 95 VDC Auxiliary Supply must be isolated from the main.
ƒ For safety reasons, connect the return (common) of the Auxiliary Supply source to the
closest ground near the Auxiliary Supply source.
ƒ Connect the cable shield to the closest ground near the Auxiliary Supply source.
ƒ Before applying power, first verify the polarity of the connection.
Caution: Power to the Ocarina must come from the Main Supply and NOT
from the Auxiliary Supply.
Figure 2-5: Auxiliary Supply Connection Diagram
Figure 2-6: Shared Supply Connection Diagram
Ocarina Evaluation Board User Guide Evaluation Board Connectors and Cables
MAN-EVLBRD-OCA (Ver. 2.2)
2-9