Dell Metered PDU LCD - Manual (Page 12)

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Introduction
LCD Panel and Pushbutton Controls
The rPDU interface provides access to real-time performance monitoring and event notification data through
the LCD panel and pushbutton controls. This interface is also used to set user-configurable values, such as alarm
or warning thresholds. See Figure 4.
Phase 1: CB1 and CB2
Phase 2: CB3 and CB4
Phase 3: CB5 and CB6
L1
L2
L3
Figure 4. LCD Front Panel
Communication and Monitoring Ports
Two communication ports are provided. The rPDU has a serial port for an RJ-45 to DB-9 cable (provided) for
serial communication. The rPDU also has a 10/100 Base-T Ethernet port for network communication.
The network communication channel can be used to perform firmware upgrades (flash upgrades) over the
network. Upgrades can be performed for rPDUs installed in the rack enclosure while they are powered.
Two monitoring ports are provided. The following optional monitoring sensors can be installed:
S
Dry contact sensor
S
Temperature-only or combined temperature and humidity sensor