(L10: Survival rate: 90% at 60℃, rated voltage, and continuously run in a free air state)
□
Motor Protection System
½½½½½½½½½½
Current blocking function and Reverse polarity protection
□
Dielectric Strength
½½½½½½½½½½½½½½½½
50/60 Hz, 500VAC, 1 minute (between lead conductor and frame)
□
Sound Pressure Level (SPL)
½½½½½½½½
Expressed as the value at 1m from air inlet side
□
Operating Temperature
½½½½½½½½½½½½
Varies for each model (Non-condensing)
□
Storage Temperature
½½½½½½½½½½½½½½
-
30
℃
to
+
70
℃
(Non-condensing)
+
ー
□
Lead Wire
½½½½½½½½½½½½½½½½½½½½½½½½ ○
Red ○Black Sensor: Yellow Control(With PWM control function): Brown
□
Mass
½½½½½½½½½½½½½½½½½½½½½½½½½½½½½
Approx. 65g
80
・
PWM Duty Cycle
(
inch H
2
O
) (Pa)
GA type
■
Air Flow - Static Pressure Characteristics
With PWM control function
・
With pulse sensor
0.5
120
DC 12V
(
inch H
2
O
) (Pa)
・
Operating Voltage Range
DC 24V
(
inch H
2
O
) (Pa)
0.5
120
0.5
120
PWM Duty Cycle 100
%
→
Static pressure
→
Static pressure
→
Static pressure
0.4 100
0.3
0.2
40
0.1
0
20
0
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.8
(
m
3
/min
)
10
50%
0.4 100
0.3
0.2
40
0.1
50%
0.4 100
0.3
0.2
40
0.1
20
0
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.8
(
m
3
/min
)
10
80
60
13.8V/27.6V
12V/24V
10.2V/20.4V
80
60
PWM
Duty Cycle
100%
80
60
PWM
Duty Cycle
100%
20
0
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.8
(
m
3
/min
)
10
0
0
→
Air flow
20
30
40
50
60
(
CFM
)
→
Air flow
20
30
40
50
60
(
CFM
)
→
Air flow
20
30
40
50
60
(
CFM
)
9GA0812P7G001
9GA0824P7G001
9GA0812P7G001
9GA0824P7G001
(
inch H
2
O
) (Pa)
(
inch H
2
O
) (Pa)
0.3
80
DC 12V
(
inch H
2
O
) (Pa)
0.3
80
DC 24V
0.3
80
PWM Duty Cycle 100
%
→
Static pressure
→
Static pressure
60
0.2
40
0.1
PWM
Duty Cycle
100%
60
0.2
40
0.1
PWM
Duty Cycle
100%
→
Static pressure
60
0.2
40
0.1
13.8V/27.6V
12V/24V
10.2V/20.4V
20
50%
20
50%
20
0
0
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4
(
m
3
/min
)
10
0
0
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4
(
m
3
/min
)
10
0
0
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4
(
m
3
/min
)
10
→
Air flow
20
30
40
50
(
CFM
)
→
Air flow
20
30
40
50
(
CFM
)
→
Air flow
20
30
40
50
(
CFM
)
9GA0812P7S001
9GA0824P7S001
9GA0812P7S001
9GA0824P7S001
・
Operating Voltage Range
(
inch H
2
O
) (Pa)
With pulse sensor
0.2
50
40
→
Static pressure
0.15
13.2V/26.4V
30
0.1
20
10
6V/12V
12V/24V
0.05
0
0
0
0.2
10
0.4
0.6
20
0.8
30
1.0
(
m
3
/min
)
(
CFM
)
→
Air flow
9GA0812H7001
9GA0824H7001
80
×
80
×
15
mm
■
PWM Duty - Speed Characteristics Example
Voltage
:
DC12V
PWM Frequency
:
25kHz
Voltage
:
DC24V
PWM Frequency
:
25kHz
6,000
6,100min
-1
6,000
6,100min
-1
Speed
(
min
-1
)
4,000
3,000
2,000
1,000
0
100
Speed
(
min
-1
)
5,000
5,000
4,000
3,000
2,000
1,000
0
100
PWM Duty Cycle
(
%
)
PWM Duty Cycle
(
%
)
9GA0812P7G001
6,000
5,000
Voltage
:
DC12V
PWM Frequency
:
25kHz
9GA0824P7G001
6,000
5,000min
-1
Voltage
:
DC24V
PWM Frequency
:
25kHz
Speed
(
min
-1
)
4,000
3,000
2,000
1,000
0
100
Speed
(
min
-1
)
5,000
4,000
3,000
2,000
1,000
0
100
5,000min
-1
PWM Duty Cycle
(
%
)
9GA0812P7S001
PWM Duty Cycle
(
%
)
9GA0824P7S001
■
PWM Input Signal Example
V
IH
=4.75V to 5.25V
Input Signal Waveform
V
IL
=0V to 0.4V
V
IH
T1
×100
T
1
PWM Frequency 25(kHz)
=
T
Source Current : 1mA Max. at control voltage 0V
PWM Duty Cycle(%)
=
Sink Current : 1mA Max. at control voltage 5.25V
V
IL
T
1
T
Control Terminal Voltage : 5.25V Max. (Open Circuit)
When the control lead wire is open,
the fan speed is the same as the one at a PWM duty cycle of 100% .
Either TTL input, open collector or open drain can be used for PWM control input signal.
Fans do not rotate when PWM duty cycle is 0%.
■
Example of Connection Schematic
DC fan input voltage
Inside of DC fan
+
○
PWM Input Signal
Isource
Isink
Control
-
○
■
Specifications for Pulse Sensors
Output circuit : Open collector
Rated Voltage 12V Fan
V
CE
=+
13.8V MAX.
(
=
Ic
=
5mA MAX.
[
V
OL
=
V
CE
SAT
)
0.6V MAX.
½
Rated Voltage 24V Fan
V
CE
=+
27.6V MAX.
(
=
Ic
=
5mA MAX.
[
V
OL
=
V
CE
SAT
)
0.8V MAX.
½
Inside of DC fan
+
○
Sensor
Pull-up resistor
Pull-up voltage
Ic
Sensor output
-
○
(V
CE
)
Output Waveform
(
Need pull-up resistor
)
In case of steady running
(
One revolution
)
T
0
T
1
V
OH
V
OL
0V
T
1
½
4
≒
1/4
)
0
(
T
T
1
½
4
≒
1/4
)
0
=
60/4N sec
)
(
T
(
N
=
Fan speed min
-1
)
(
T
2
T
3
T
4
■
Dimensions (unit : mm)
(With PWM control function, with pulse sensor)
4-
φ
4.5
±
0.3
Mounting Hole
■
Reference Dimension of Mounting Holes
and Vent Opening (unit : mm)
Inlet Side, Outlet Side
71.5
±
0.3
4-
φ
4.5
71.5
±
0.3
80
±
0.5
(10)
71.5
±
0.3
80
±
0.5
(4)
(4)
15
±
0.5
Lead Wire
AWG
28
Rotating Direction
UL1007
Air Flow Direction
78.5
●
The products shown in the catalog are subject to Japanese Export Control Law. Diversion contrary to the law of exporting country is prohibited.
●
To protect against electrolytic corrosion that may occur in locations with strong electromagnetic noise, we provide fans that are unaffected by electrolytic corrosion.
3-33-1, Minami-Otsuka, Toshima-ku, Tokyo, 170-8451, Japan TEL: +81 3 5927 1020
http://www.sanyodenki.com
Notice
The names of companies and/or their products specified in this catalog are the trade names, and/or trademarks and/or registered trademarks of such respective companies.
“San Ace” is a trademark of SANYO DENKI CO.,LTD.
Specifications are subject to change without notice.
据VentureBeat北京时间1月4日报道,针对昨天披露的重大计算机处理器安全缺陷,相关公司纷纷发声安慰客户,解释它们正在采取措施,发布软件修正这一缺陷。下面就随嵌入式小编一起来了解一下相关内容吧。 但美国知名计算机安全机构“计算机紧急响应团队”(CERT)发表声明称,修正这一缺陷只有一个方法:更换 CPU 。CERT位于卡耐基梅隆大学,获得美国国土安全部网络安全和通信办公室资助。 ...[详细]