Daitron MFS50-12 User manual

・Please read this instruction manual carefully before using the product.
・Be sure to use the product as directed in these precautions. Misuse may cause electric shock, fire or failure.
・Detach neither remodeling nor the cover of the product.
This product contains components with high voltage or high temperature.
・To avoid electric shock or burns, do not touch these components.
・Keep your face and hands away from the activated product.
Unexpected trouble may occur, causing injury.
・This power supply unit is intended to be used with general or commonly used
electronic equipment.
・Do not operate this product in over-charged current or short-circuit
conditions for more than 10 sec.
Such conditions may cause damage and electrical insulation failures.
・Avoid actions causing shock such as dropping to this product.
1．Terminal descri
p
tion
・Before connecting the input and the output , make sure that the input is shut off.
・Please use less than 5A for each output terminal pin.
・Connect the FG terminal with the earth terminal of the device or the equipment.
・Please use applicable connectors for each pin.
Also please use suitable crump tool recommended by manufacturer
・Wire for the output and the input separately. The noise-proof improves.
10
37
2
～
4
18
9
Prior to Use
Warning
Caution
Instruction ManualMFS50 Series
BXH-001T-P0.6
or
SXH-001T-P0.6
XHP-2
(Manufacturer:
JST)
Connecto
r
BVH-21T-P1.1
or
SVH-21T-P1.1
Terminal description
Input Terminal (L)
Input Terminal (N)
CN501
CN502
4
5
10
7
8
9
Output Terminal (-)
Output Terminal (-)
-R
Remote Control Terminal (+)
Remote Control Terminal (-)
+R
6
+VHR-
4N(Manufacturer:
JST)
+
-
-
Output Voltage Adjustment Potentiometer
Output Terminal (+)
Output Terminal (+)
Frame Ground
CN101
HousingPin
#
N
1
2
3
LVHR-5N
(Manufacturer:
JST)

2．Function ex
p
lanation
In
p
ut Volta
g
e Remote ON/OFF circuit
・Input voltage range is single phase alternating current ・You can turn on/off while applying input.
85～264Vac(47～63Hz). ・You can apply voltage to the RC pin.
・We recommend that you do not use this power
supply unit outside of it's normal intended use in
order to avoid any damage or malfunctions.
Out
p
ut volta
g
e settin
g
・You can adjust Vout by using Output Voltage Adjustment
Potentiometer besides CN501connector.
・You can increase Vout by turning clock wise and can
turn it the other wa
y
when
y
ou need to decrease.
・Please use Vout within the following range.
・Within +/- 10% rated output voltage.
Note: MFS50-5 can be used only within 5.0 to 5.5V range.
・Do not use maximum output power.
・Do not exceed rated output current.
If you apply more than 12.5V, please use resister
to control as you can specify below equation;
Inrush Current
・This model has inrush current limiting feature.
・When inrush current limited circuit is on, please turn on
PSU after several tens of seconds passed.
Over Current Protection
(
OCP
)
Series O
p
eration
・OCP feature will shut down the output when Output ・Following <1> & <2> series operation can be used,
current exceeds 110% than specification. However be sure to use output current below the
・Remove the factor of the overload, then turn off. Max Iout in small wattage one either of power supplies
Please turn on again after waiting for several minutes. which the series is connected.
・Don't keep using under the over current load condition
for over 10 seconds.
Over Volta
g
e Protection
(
OVP
)
・<1> <2>
・
・Parallel O
p
eration
・
・Parallel Operation can't be used for the purpose
to increase output current.
R〔Ω〕＝E－(1.1＋1000×0.005）
0.005
2
-
3
12.5V～24.5VDC
2
-
6
2
-
2
See below
Voltage Resister Value
4.5～12.5VDC
2
-
1
Voltage level (Pin#8 to 9)
2
-7
Please make sure to remove the OVP condition.
Otherwise it may works again to protect PSU.
When you need to reset PSU, please turn on again
after several minutes disconnectin
g
the AC in
p
ut.
OVP works while input power is supplying.
When PSU detects Vout raises more than
s
p
ecification, it automaticall
y
shut down the out
p
ut.
2
-
8
2
-5
2
-
4
Vout
ON
No need
SW OFF Less than 0.8V, or Open
OFFMore than 4.5VSW ON
OFF
CN502 Connector
SW R
E
1kΩ
PSU
⑧+R
⑨-R
+
-
PSU
+
-
PSU
PSU
PSU
+
-Load
+
-
+
-
+
-Load
+
-Load

3. Mounting
Mountin
g
directions
(
a
)
(
b
)
(
c
)
(
d
)
Power deratin
g
curve
・There are no difference by mounting directions above (3-1).
・Please refer to the following derating curve.
MFS50-12、-15、-24、-30、-48 MFS50-5
3
-
2
3
-
1
C
N1
0
CN101
CN101
CN101
0
20
40
60
80
100
Load
(%)
A
mbient Tem
p
erature
(
℃
)
0
-10 10 20 30 40 50 60
0
20
40
60
80
100
Load
(%)
A
mbient Tem
p
erature
(
℃
)
0
-10 10 20 30 40 50 60