APC Switched Rack Power Distribution Unit (PDU) - Manual (Page 13)

® ® ® ®
USER
’S GUIDE
switched rack pdu
9
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.