Xtreme Power Conversion Corporation
T90 User’s Manual
Page 25
Uninterruptible Power Supply
Control Panel Functions
Operation of the UPS is indicated on the monitor panel with five LED indicators and an LCD screen. This display is
also capable of alerting the user with audible alarms.
ON /
This green LED is lit when UPS has been turned on.
ON-LINE /
When the UPS is in normal or static bypass modes, there is voltage at the output termi
-
nals and this LED will light up in green.
ON-BAT /
While operating in battery mode.
BYPASS /
While operating in bypass mode, this LED will light up in yellow.
FAULT /
If any internal error occurs in the UPS, this LED will light up in red and give off an au
-
dible alarm. Press any of the buttons on the front panel to turn off the alarm.
Status of the UPS, measurements and alarms are all indicated on the LCD screen.
Control panel
Normal display
The UPS status is shown in normal display mode. From here you have a choice to go to UPS meters display and the
Setting display by pushing the button.
UPS meters display
Various measurements are available through the UPS meters display; pressing the button will scroll through the
following meters:
LCD message
Description
O/P VOLT= xxx, xV
Shows Output AC voltage
O/P FREQ= xx, x Hz
Shows Output Frequency
I/P VOL T= xxx, xV
Shows Input AC voltage
I/P FREQ= xx, x Hz
Shows Input Frequency
BAT VOLT= xx,xV
Shows Battery Voltage
O/P LOAD%= xx%
Shows Load % of max load
O/P W= xW
Shows Output Watts
O/P VA= xVA
Shows Output VA
O/P CURR= xA
Shows Output Current
BACKUP TIME= xx min
Shows Estimated Backup time in minutes
BAT CHARG= xx%
Shows approximate percentage of Battery capacity
TEMPERATURE= xxC
Shows approximate ambient temperature
BAT PACK NUM= x
Shows External Battery Pack Number
RATING = xxxxVA
Shows UPS Rating
CPU VERSION xx.x
Shows CPU Version
