APC Back-UPS 500 User Manual download pdf (Page 8)

User Manual Back-UPS BC500-RS, BC650-RS8

Status Indicators

Once

per

second

4 beeps

per

second

Low 160-278 Enabled The Back-UPS will switch to

battery power less often. Use this

setting for equipment that is not

sensitive to low or high level

voltage levels or minor voltage

waveform distortions.

Twice

per

second

4 beeps

per

second

Medium

(factory

default)

180-266 Enabled Use when the input utility power

is normal, without any fluctuation

in voltage levels.

Three

times

per

second

4 beeps

per

second

High 196-256 Enabled The Back-UPS will switch to

battery power during any small

fluctuation in voltage. Use this

setting for equipment that is

sensitive to low or high level

voltage levels or minor voltage

waveform distortions.

LED

Audible

Alarm Condition

Illuminates Green

None Power On -The Back-UPS is supplying utility power to

the connected equipment.

Constant

tone

Overload Alarm - The Back-UPS draws more voltage

than the utility voltage rating allows. Disconnect

non-essential equipment.

Constant

beeping

Overload Shutdown - While operating on utility power

the Back-UPS experiences an overload condition.

Disconnect non-essential equipment, one device at a time

until the overload condition has been corrected.

The Back-UPS will shutdown if the overload condition is

not corrected.

Illuminates Green

The LED is not

illuminated during

the beeps.

4 beeps

once every

30 seconds

On Battery - The Back-UPS is supplying battery power

to the battery backup outlet.

LED

Flashes

Audible

Indicator

Voltage

Sensitivity

Setting

Input

Voltage

Range

No-load

Shutdown Recommended Use

1 2 3 4 5 6 7 8 9 10 11 12 13 14

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APC Back-UPS 500 User Manual Page 8

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