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Connecting the auxiliary power cable (j4) – ElmoMC AC Input Digital Servo Drives-Bassoon User Manual

Page 25

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Bassoon Installation Guide

Installation

MAN-BASIG (Ver. 1.502)

www.elmomc.com

25

3.5.3.

Connecting the Auxiliary Power Cable (J4)

Connect the auxiliary power supply to the J4 port on the front of the Bassoon, using a
2-pin Molex plug. Remember, you are working with DC power; be sure to exercise caution. The
required voltage is 24 VDC.

Notes for 24 VDC auxiliary power supply connections:

Use a 24 or 26 AWG twisted pair shielded cable.

The 24 VDC auxiliary power supply must meet all safety requirements and must be

separated from hazardous live voltages using reinforced or double insulation in accordance
with approved safety standards.

For safety reasons, connect the return (common) of the 24 VDC source to the closest

ground.

Connect the cable shield to the closest ground near the 24 VDC source.

Before applying power, first verify the polarity of the connection.

Pin

Signal

Function

Pin Positions

1

+24VDC

+24 VDC auxiliary power supply

2

RET24VDC

Return (common) of the 24 VDC

auxiliary power supply

Table 3: Auxiliary Power Cable Plug

Figure 9: Auxiliary Power Supply (J4) Connection Diagram