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Operation
3.4Direct Access Push Buttons—Keys
The NX Remote Monitoring Panel has one direct access push button: Silence ON/OFF. The Silence ON/OFF button is a toggle type buzzer mute; any new fault
3.5LCD Monitor and Menu Keys
The
The user can perform commands or browse through the input, output, load and battery parameters. For quick reference, the UPS status and any warnings are always highlighted without the need of navigating through the menu. The versions of converter firmware, inverter firmware and internal monitor firmware can also be displayed on the LCD.
Menu keys F1 to F4 are used to navigate within the graphic LCD monitor windows.
Table 10 Menu key Icons and their meaning
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| F1 | F2 | F3 | F4 |
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| Help | ||||||
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Window Type 1 |
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| LEFT | RIGHT |
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| ? |
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| ENTER |
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| Next Data Window |
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ESC
Window Type 2
Escape
UP | DOWN |
Figure 14 Graphic LCD monitor windows and keypad
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| 1 - UPS System |
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| Liebert | NX | 17:32:20 |
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| 20kVA 3X3 | Unit #1 |
| Normal |
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| Window | ||||
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| Main | Bypass | Output |
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| 2 - UPS Menu | |
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| Window | |
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| Vphase V | 220 |
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| 3 - UPS Data | ||||
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| Iphase A | 20.5 |
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| Freq. Hz |
| 50.1 |
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| Vline V |
| 380 |
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| P.F. |
| 0.99 |
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| Input breaker closed | 12:28:16 |
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| 4 - Current Record | ||||||
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| Manual turn on |
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| UPS in normal mode | 12:30:16 |
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| ? |
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| 5 - Keypad Window |
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| F1 | F2 | F3 | F4 | HELP |
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The function of keys F1 to F4 is shown by a
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