APC Switched Rack Power Distribution Unit (PDU) User's Guide download pdf (Page 13)

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USER’S GUIDE

switched rack pdu

Item Function



Load Indicator LED Identifies overload and warning conditions for the

displayed phase. See Load indicator LED.



Input Selector On three-phase models, press the input selector to

monitor the current of the next phase.

For either 1- or 3-phase units, press and hold the

input selector to invert the display. At five seconds,

an AA is displayed, at ten seconds the displayed

numbers invert.



10/100 Base-T connector

Connects the PDU to the network.



Status LED

See Status LED.



Link-RX/TX LED

See Link-RX/TX (10/100) LED.



RJ-12 Serial Port Connects the PDU to a terminal emulator program

for local access to the control console (use the

supplied serial cable 940-0144).



Current Meter Displays the current (amps) for the phase indicated

by the illuminated Load Indicator LED. On 3-phase

units, the meter will cycle through the phases,

displaying the current for each phase for 3 seconds.

If an internal communication failure or power supply

failure occurs, the meter will display an “Er,” which

can be cleared by pressing the input selector.



Reset Button

Resets the PDU without affecting the outlet status.

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APC Switched Rack Power Distribution Unit (PDU) User's Guide Page 13