22
1800 Series User Manual
UPS Display Status and Operating Condition
Operation Mode | Display State | LED State |
| Alarm State | Notes | |||
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Normal |
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| On Line | On | Alarm is off. |
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| AC Input | On |
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| 20% to 100% | On |
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| *see Note 1, |
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| page 23. |
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Battery Backup |
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| On Line | On | Alarm will | The unit will return to normal |
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| Battery | On | sound for 1 | operation mode when AC |
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| Backup | On | second at | power is restored. |
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| 20% to 100% | On | 10 second |
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| *see Note 2, |
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| page 23 |
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Bypass |
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| AC Input | On | Alarm is off. | Battery backup is not available. |
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| 20% to 100% | On |
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| *see Note 1, |
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| page 23. |
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