Elektro pneumatik
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Transcript of Elektro pneumatik
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
VIS MECHATRONIC SDN BHD
• SISTEM ELECTROPNEUMATIC
• Apa itu elektropneumatik
• Struktur kawalan elektropneumatik
• Dc power supply
• Manual actuation
• Contacts
• Mechanical actuation
• Relay and actuation coil symbols
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
APA ITU ELECTROPNEUMATIC?
Gabungan 2 jenis kuasa iaitu kuasa elektrikal dan kuasa pneumatik.
Apabila dua jenis kuasa ini digabungan kita dapat satu kawalan.
Kawalan ini menggunakan (hard wire system) .
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Struktur kawalan Electropneumatic
Signal element/input
Processing element
Control element/output
415 v Ac
240 v Ac
110 v Ac
24 v Dc
12 v Dc
Sensor
Limit switch
Push button
Pressure switch
Timer
Counter
Relay
Lamp
Valve
Contactor
Buzzer
Electrical energy
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
DC Power Supply
Ada 4 tahap untuk mendapatkan Direct current iaitu:-
• Transformer
• Rectifier (Diode)
• Filter (capacitor)
• Regulator
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
DC Power Supply
Transformer (Pengubah)
Transformer berfungsi dalam power supply sebagai step down 240v AC kepada 24v AC .
Simbol transformer
240v AC 24v AC
Arus ulangalik 240v AC
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
DC Power Supply
Rectifier (Penerus)
Rectifier berfungsi dalam power supply sebagai penukar arus 24v AC kepada 24v DC.
Simbol Rectifier
Arus ulangalik 24v AC
input
input
+
-
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Filter (Penapis)
DC Power Supply
Filter berfungsi dalam power supply sebagai penapis gangguan arus terus.
Simbol Capacitor Arus terus 24v DC
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
DC Power Supply
Regulator (Alat atur)
Regulator berfungsi dalam power supply sebagai pengatur voltan yang di diperlukan.
24v DC
Simbol Regulator
(+)
(-)
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC DC Power Supply
Rectifier
Transformer Filter Regulator240v Ac 24v Dc
(Pengubah)(Penerus)
(Penapis) (Pengatur)
(+)
(-)
(L)
(N)
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Start Stop Normally open contact
Normally close contact
Simbol Elektropneumatik
Manual Actuation Contacts
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Roller limit switch open contact
Roller limit switch close contact
Simbol Elektropneumatik
Mechanical Actuation
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Relay and actuation coil symbols
Relay Coil AC Relay CoilTimer Coil
Solenoid valve
K1
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Directional control valveDirectional control valve
Switching position
Air flow open (Pengaliran udara buka)
Air flow shut (Pengaliran udara tutup)
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- Way valve d.c.v
Kira bilangan sambunganKira bilangan kotak
2 2
- Way valve d.c.v32
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Directional control valve
A
P R
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Electrical Actuation (D.C.V)
5/2 way d.c.v
5/2 way d.c.v
solenoid actuationspring return
solenoid actuationsolenoid return
A B
PS R
A B
PS R
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
LOGIC FUNCTION
• Yes function
• Not function
• Or function
• And function
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
LOGIC FUNCTIONLitar kawalan (Yes function)
Start push button
24v dc
0v dc
lamp
(+)
(-)
Start push button
0v dc
24v dc
lamp
(+)
(-)
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
LOGIC FUNCTIONLitar kawalan (Not function)
Stop push button
24v dc
0v dc
Stop push button
0v dc
24v dc
lamp lamp
(+) (+)
(-) (-)
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
LOGIC FUNCTION
Litar kawalan (OR function)
24v dc
0v dc
S1 S2
lamp
(+)
(-)
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
S1 S2
0v dc
lamp
LOGIC FUNCTION
Litar kawalan (OR function)
24v dc (+)
(-)
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
LOGIC FUNCTION
Litar kawalan (OR function)
S1 S2
0v dc
24v dc
lamp
(+)
(-)
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Litar kawalan ( And function)
24v dc
0v dc
S1
S2
lamp
LOGIC FUNCTION
(+)
(-)
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
LOGIC FUNCTION
24v dc
0v dc
S1
S2
lamp
Litar kawalan ( And function)
(+)
(-)
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Litar kawalan ( And function)
24v dc
0v dc
S1
S2
lamp
LOGIC FUNCTION
(+)
(-)
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
RelayRelay (geganti)
•Relay pada asasnya adalah sejenis suis yang boleh dikawal dari jarak jauh.
•Relay berfungsi sebagai suis untuk menentukan samada sesuatu system itu ‘ON’ atau ‘OFF’ .
•Relay dibuat dengan menggunakan prinsip elektro mangnet.
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Relay
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Relay
(+) (-)
Relay MY 2
Coil
(C) (C)
(N/C) (N/C)
(N/O) (N/O)
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Relay
(+) (-)
Relay MY 2
Coil
(C) (C)
(N/O) (N/O)
(N/C) (N/C)
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Relay
(+) (-)
Relay MY 4
(C) (C)(C)(C)
(N/O) (N/O)(N/O)(N/O)
(N/C) (N/C) (N/C) (N/C)
Coil
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Relay
(+) (-)
Relay MY 4
(C) (C)(C)(C)
(N/O) (N/O) (N/O) (N/O)
(N/C) (N/C) (N/C) (N/C)
Coil
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Relay
K1
K1
14
13
K1
9
5
10
6
Lamp
24v dc
0v dc
Self holding
(+)
(-)
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
K1
K1
14
13
K1
9
5
10
6
Lamp
Relay
0v dc
24v dc (+)
(-)
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Solenoid
Gegelung Solenoid berfungsi untuk menggerakkan posisi valve pneumatik iaitu dengan medan magnet yang terhasil.
Binaan gegelung solenoid terdiri daripada sebatang besi lembut yang dililit oleh wayar tembaga .
Apabila wayar tadi disalurkan dengan arus elektrik maka besi lembut tadi akan menghasilkan daya gerak elektrik (DGE). Besi lembut tadi menjadi magnet sementara.
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Solenoid
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
Solenoid
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
A B
S RP
24v dc
Y1
Start
Stop
K1
K1 K1 K1
Y114
13Lamp
9
5
10
6
11
7
0v dc
(+)
(-)
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
A B
S RP24v dc
Y1
Start
Stop
K1
K1 K1 K1
Y114
13Lamp
9
5
10
6
11
7
0v dc
(+)
(-)
A
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SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
A B
Y1 Y2
24v dc
S1
K1
K1 K1
Y114
13
9
5
10
6
0v dc
(+)
(-)
13
K2
S2
14
K2
Y2
9
5K2
10
6
Lamp Lamp
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
A B
Y1 Y2
24v dc
S1
K1
K1 K1
Y114
13
9
5
10
6
0v dc
(+)
(-)
13
K2
S2
14
K2
Y2
9
5K2
10
6
Lamp Lamp
VIS MECHATRONIC SDN BHD
SISTEM ELECTROPNEUMATICSISTEM ELECTROPNEUMATIC
A B
Y1 Y2
24v dc
S1
K1
K1 K1
Y114
13
9
5
10
6
0v dc
(+)
(-)
13
K2
S2
14
K2
Y2
9
5K2
10
6
Lamp LampK1
VIS MECHATRONIC SDN BHD