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Table 8. Performance Menu Selections (Fortsetzung)
Performance
Option
Submenu
Power
Active Power
Apparent Power
Instantaneous Headroom Watts
Peak Headroom Watts
Peak Consumption Watts
Cumulative kWh Consumption
Environment
No sensors connected
Only Temperature sensor connected
Temperature and Humidity sensors
connected
Measured and Calculated Meters
The rPDU operating status information provided by the Performance menu selections is derived from a series of
measured and calculated meters. See Table 9 for descriptions of measured and calculated meters.
Table 9. Measured and Calculated Meters
Meter
Input Voltage
Input Frequency
Input Current
Input Watts
Input Volt-amperes
Instantaneous Headroom
Watts
Peak Headroom Watts
(with time stamp)
|
38
LCD Operation
Unit
Description
Present voltage measured at the 3 f input of the rPDU
Volts (V)
Hertz (Hz)
Present frequency measured at the input of the rPDU
Present current measured at 3 f input of the rPDU
Amps (A)
Watts (W)
Calculated value of the overall input W of the rPDU (active power)
Volt-amperes (VA)
Calculated value of the overall input VA of the rPDU (apparent power)
Watts (W)
Present W capacity remaining for the rPDU
NOTE:
rPDU deducted from the W being consumed.
Watts (W)
Remaining W available to support the load at peak demand
NOTE:
Headroom Watts. The value can be reset from the LCD or the internal
Dell Network Management Card (NMC).
Description
Provides the calculated value of the overall input,
displayed in watts (W)
Provides the calculated value of the overall input,
displayed in Volt-amperes (VA)
Provides the watts capacity remaining
When the rPDU is in an overload state, this value
NOTE:
is always 0.
Provides the remaining watts available to support the
load at peak demand
Provides the peak power demand on the rPDU with time
and date stamp of the most recent data update
Provides the total kWh usage with time and date stamp
of the most recent data update
This value accumulates. If this value reaches the
NOTE:
maximum value for a 32-bit number, do not reset.
Displays dashes on both Temperature and Humidity
screens.
Displays the temperature in °C on the Temperature
screen. Displays dashes on the Humidity screen.
Displays the temperature in °C on the Temperature
screen. Displays the humidity percentage on the
Humidity screen.
This value is an absolute value calculated from the W rating of
This value is based on the lowest value set for that Instantaneous
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