C450R User Manual
Page 15
OPERATION
LCD PANEL
The LCD panel of the front of the UPS provides useful information about its operation such as load,
status, events, measurements and settings.
The following table shows the indicator status and
description:
The button
Function
Illustration
Power on
Pressing this Button for <1s will power on the UPS in standby mode whilst no
utility power available but batteries are connected. Holding whilst in
standby mode will turn on the UPS in battery mode.
Turn on
When the Unity is powered on, press the button for >1s can turn on the
UPS
Turn off
Press the button > 3s can turn off the UPS
Scroll up
Press to Scroll up the menu option
Scroll down
Press to Scroll down the menu option
Enter menu
Select/Confirm the current selection
Exit the present
menu
Press to exit present screen the main menu or to return to higher-level
menu without changing a setting
Mute buzzer
Press the button to mute the buzzer temporarily, once new warning or
fault is active, buzzer will activate again
Indicator
Status
Description
Green
On
The UPS is operating normally on Online
or in High Efficiency mode.
Yellow
On
The UPS is in Battery mode.
Yellow
On
The UPS is on Bypass mode and the
load is supplied direct by mains power.
Red
On
The UPS has an active alarm or fault.
See
Chapter 7 troubleshooting
for
additional information.