42 Chapter 4 Operator Control And Display Panel
NX UPS Single Module And Parallel System 250kVA ~ 800kVA User Manual
Providing 320 × 240 dot matrix graphic display, the user-friendly and menu-driven LCD allows you to easily browse
through the input, output, load and battery parameters of the UPS, learn current UPS status and alarm information,
perform functional setting and control operation. The LCD also stores up to 1024 historical records that can retrieve
for reference and diagnosis.
4.2 LCD Screen Type
4.2.1 Start Screen
Upon UPS start, the UPS executes self-test, and the start screen appears and remains approximately 15 seconds, as
shown in Figure 4-2.
F1
F2
F4
HELP
F3
Figure 4-2 Start screen
4.2.2 Primary Screen
After the UPS starts and finishes self-test, the primary screen appears, as shown in Figure 4-3. The primary screen is
divided into four windows: system information window, data window, menu window and keypad window.
#1
NX 300kVA
OutPut
220
220
220
20.5
20.5
20.5
50.1
50.1
50.1
380
380
380
0.99
0.99
0.99
System information window
Data window
Menu window
Keypad window
16:21:17
A (AB)
B (BC)
C (CA)
L-N voltage (V)
Frequency (HZ)
L-N current (V)
L-L voltage (V)
Power factor
FLOW
F1
F2
F4
HELP
F3
Figure 4-3 Primary screen
