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S8BA-LF
10
When the input power supply recovers while the battery level is Low
*
"Disable beeper" is set by factory default. Even when "Disable beeper" is set, the buzzer sounds at startup.
When the input power supply does not recover until the battery becomes empty
*
"Disable beeper" is set by factory default. Even when "Disable beeper" is set, the buzzer sounds at startup.
0.2 s
4 s
1 s
D
u
ring po
w
er fail
u
re
Po
w
er s
w
itch
Battery le
v
el
UPS o
u
tp
u
t
Indication in the "stat
u
s display"
Beeper *
UPS operating mode
BU signal (OUT)
BL signal (OUT)
BS signal (I
N
)
N
ormal operation
Back
u
p operation
O
N
O
N
O
N
OFF
OFF
OFF
OFF
OFF
OFF
High
Lo
w
Empty
OFF
O
N
O
N
O
N
O
N
Inp
u
t po
w
er s
u
pply
1 s
3 s
D
u
ring po
w
er fail
u
re
Inp
u
t po
w
er s
u
pply
Po
w
er s
w
itch
Battery le
v
el
UPS o
u
tp
u
t
Indication in the "stat
u
s display"
Beeper *
UPS operating mode
BU signal (OUT)
BL signal (OUT)
BS signal (I
N
)
N
ormal operation
Back
u
p operation
O
N
O
N
O
N
OFF
OFF
OFF
OFF
OFF
OFF
High
Lo
w
Empty
OFF
O
N
O
N
O
N
O
N
0.2 s
4 s