Caution, When using multiple 24-v power supplies, Connection example – IAI America ERC User Manual

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CAUTION

1. When Using Multiple 24-V Power Supplies

If multiple 24-V power supplies are used, be sure to adjust 0 V to the same level on all
units. If 0 V varies among the power supplies, the controller board, SIO converter or
other hardware may be damaged.

[Connection example]

24V

24-V power supply

[1]

24-V power supply

[2]

24-V power supply

[3]

24-V power supply

[4]

24-V power supply

[5]

SIO

converter

PLC

communication

module

Actuator 1

Actuator 2

Actuator 3

Actuator 4