4. Control Panel and LCD Operations
4.1 Control Panel Description
The control panel and display screen are located on the UPS front panel. This interface monitors all measured parameters, UPS status,
battery status and alarms. The control interface is divided into four sections: (1) LCD panel, (2) LED indicators, (3) Power Button and (4)
Audible Alarm. Refer to Figure 4.1.
1
LCD Panel: Graphic display and all measured parameters.
2
LED Indicators: Refer to Table 4.1.
3
Power Button: Refer to Table 4.2.
4
Audible Alarm: Refer to Table 4.3.
Table 4.1: LED Indicators
LED
Colour
LINE
Green
BYPASS
Yellow
LOAD
Green
INV
Green
BATTERY
Red
FAULT/ALARM
Red
Table 4.2: Power Button
Control Key
Description
Power On/Off
Turn on UPS or Turn off UPS (hold 2 seconds).
Table 4.3: Audible Alarm
UPS Condition
Description
Power On/Off
Buzzer sounds 2 seconds.
Bypass Mode
Buzzer sounds once every minute.
Battery Mode
Buzzer sounds every 2 seconds.
Low Battery
Buzzer sounds every 0.5 seconds.
UPS Alarm
Buzzer sounds every 1 second.
UPS Fault
Buzzer sounds continuously.
1
Figure 4.1 Control Panel
Status
Definition
On
Input source is normal.
Flashing
Input source is abnormal.
Off
No input source
On
Load on Bypass.
Flashing
Input source is abnormal.
Off
Bypass not operating.
On
There is power output for the load.
Off
There is no power output for the load.
On
Load on inverters.
Off
Inverters not operating (unless in ECO Mode).
On
Load on Battery.
Flashing
Low battery
Off
Battery converter is normal and battery is charging.
On
UPS fault.
Flashing
UPS alarm.
Off
Normal.
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2
3