ION F-18 User Manual page 25

Fig. 5-3 Line mode
5.2.2 Battery mode
The example of LCD display in battery mode is shown in the following
diagram.
Fig. 5-4 Battery mode
When the UPS is running in battery mode, the buzzer beeps once every 4
seconds.
5.2.3 Bypass mode
The LCD display in bypass mode is shown in the following diagram. The UPS
does not have the backup function when it is in bypass mode. The power used
by the load is supplied from the utility power via internal filter. The UPS will
beep once every 2 minutes in bypass mode.
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