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4. Control Panel and Display Description
4.1 Introduction
This control panel and display description are located on the front door of the UPS. It is the USER
control, monitoring of all measured parameters, UPS and battery status and alarms. The control
panel and display description are divided into four functional areas: (1) LCD display, (2) LED
indications, (3) Control keys, (4) Audio Alarm, as shown in Figure 4-1.
Figure 4-1 Control panel
(1)
LCD display: Graphic display and all measured parameters.
(2)
LED indications. Refer to
Table 4-1
.
(3)
Control keys. Refer to
Table 4-2
.
(4)
Audible Alarm. Refer to
table 4-3
.
Table 4-1
: LED indications
LED
Color
Status
Definition
INPUT
Green
On
Input source is normal.
Flashing
Input source is abnormal.
Off
No input source
BYPASS
Yellow
On
Load on Bypass.
Flashing
Input source is abnormal.
Off
Bypass not operating.
INVERTER Green
On
Load on inverters.
Off
Inverters not operating.
BATTERY
Red
On
Load on Battery.
Flashing
Low battery
Off
Battery converter is normal and battery is charging.
ALARM
Red
On
UPS fault.
Flashing
UPS alarm.
Off
Normal.