
10
Switch Mode Power Supply
S8VS
Construction and Nomenclature
(60-W, 90-W, 120-W, 180-W, and 240-W Models)
■
Nomenclature
Note: 1.
The fuse is located on the (L) side. It is NOT user-replace-
able.
2.
This is the protective earth terminal specified in the safety
standards. Always ground this terminal.
3.
S8VS-
@@@
24
@@
only.
4.
S8VS-
@@@
24
@@
only (excluding S8VS-06024
@
).
5.
Both sinking and sourcing outputs are available.
6.
S8VS-
@@@
24A
@
only (excluding S8VS-06024A).
7.
S8VS-
@@@
24B
@
only (excluding S8VS-06024B).
60-W Models
Standard Model
Models with Display Monitor
S8VS-06024
S8VS-06024
@
Note:
The S8VS-06024A is shown
above.
90-W/120-W Models
Standard Models
Models with Display Monitor
S8VS-09024/S8VS-12024
S8VS-09024
@@
/S8VS-12024
@@
Note:
The S8VS-12024A is shown
above.
180-W Models
Standard Model
Models with Display Monitor
S8VS-18024
S8VS-18024
@@
Note:
The S8VS-18024A is shown
above.
240-W Models
Standard Model
Models with Display Monitor
S8VS-24024
S8VS-24024
@@
Note:
The S8VS-24024A is shown
above.
1
3
2
4
5
1
3
2
4
8
7
6
5
3
1
2
4
5
3
1
13
12
11
2
4
5
8
9
7
6
10
3
1
2
3
4
5
1
2
3
4
5
1113
6
10
12
7
8
9
4
5
3
1
2
13
11
4
5
8
9
7
12
6
10
3
1
2
No.
Name
Function
1
AC Input terminals
(L), (N)
Connect the input lines to these
terminals. (See note 1.)
2
Protective Earth
terminal (PE)
Connect the ground line to this
terminal. (See note 2.)
3
DC Output terminals
(
−
V), (+V)
Connect the load lines to these
terminals.
4
Output indicator
(DC ON: Green)
Lights while a direct current (DC)
output is ON.
5
Output voltage
adjuster (V.ADJ)
Use to adjust the voltage.
6
Main display (Red)
(See note 3.)
Indicates the measurement or set
value.
7
Operation
indicator (Orange)
(See note 3.)
V
Lights up when the output voltage is
indicated. Blinks during setup of
undervoltage alarm value.
A
Lights up during indication of output
current.
Apk
Lights up during indication of peak
hold current.
Yrs
Lights up during indication of
maintenance forecast monitor. Blinks
during setup of maintenance forecast
monitor setting. (S8VS-
@@@
24A
@
)
kh
Lights up during indication of total run
time monitor. Blinks during setup of
total run time monitor. (S8VS-
@@@
24B
@
)
8
Mode Key (See note 3.) Use the Mode Key to change the
indicated parameter or reset the peak
hold current value.
9
Up Key (See note 4.)
Use the Up Key to change to the
setting mode or to increase the set
value.
10
Down Key (See note 4.) Use the Down Key to change to the
setting mode or to decrease the set
value.
11
Alarm
outputs
(See
notes 4
and 5.)
Undervoltage
output terminal
(DC Low)
Output when a drop is detected in the
output voltage (voltage drop =
transistor OFF).
12
Maintenance
Forecast
output terminal
(Yrs)
(See note 6.)
Output when the set value for
maintenance is reached (transistor
OFF).
Total run time
output terminal
(kh) (See note
7.)
Output when the set value for total
run time is reached (transistor OFF).
13
Common
terminal
Common terminal (emitter) for
terminals 11 and 12.