introduction to pneumatic components1

7/28/2019 Introduction to Pneumatic Components1

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Introduction to PneumaticComponents


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Introduction to Pneumatic Components

Compressor Receiver Accumulator

Service UnitDirectional

ControlValve

Actuator

Block Diagram of the BasicPneumatic System


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The Pneumatic Cylinder or

Linear Actuator

Speed Valve

Piston and RodClevis

One Touch Quick

Connect Fitting

Cylinder BodyPneumatic

Mounting Bracket

Cylinder Force = Pressure x Piston

Area


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Pressure Regulator

Pressure Adjusting

Knob*Pull out before turning

*Push in to lock*Turn Clockwise

to Raise

Pressure.

Pressure Gauge0-150 psi0-1 MPa

Air FlowDirectional

Arrow

Lower Pressure Settings

Means Less Air Consumption

High Pressure

Inlet

Controlled Pressure Side


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Pressure Regulator


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Note: Be certain toverify the direction of

air flow through the regulator.

The incoming air (from

The 3 Way Valve)

Enters the port marked with an arrow.

Pressure Regulator


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3/2 Way Solenoid Valve

Solenoid Wires

Exhaust Port E

Pressure Port

P1

From Regulator

ActuatorPort A2

Valve Body


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One Touch Quick Connectors


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3 Way Valve

Finger KnobShown in Off Position

Outlet PortTo Regulator

Inlet PortFrom Reservoir

Direction Arrow

On Valve Body

Three Operational States or

Modes

OFF Vent On


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Pneumatic Component Connections

Double Acting Cylinder

3/2 WaySolenoid

Valve

Pressure

Regulator

3 Way

Valve

Compressed

Air


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Pneumatic DiagramsUsing Graphic Symbols to IllustrateBasic Circuit Designs


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3/2 Way

Solenoid

Valve

Regulator

Pneumatic Components

Single Acting Pull Type

Cylinder and Speed Valve


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Pneumatic Component

Symbols

3/2 Way

SolenoidValve

Regulator

Single Acting Pull Type

Cylinder and Speed Valve


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A B

PEA EB

5/2Way Solenoid

ValveNote: The center portwith the brass One

Touch Fitting is the

supply or pressureport.

5/2 Way SolenoidValve

Symbol

Solenoid

Valve Body


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5/3 Way Solenoid ValveUsed on Double Acting Cylinders

The Solenoid Operates Like a Linear Pneumatic Motor

1. Wire coil (red) is energized

2. The electromagnetic field, draws the

iron armature (blue) into the solenoid

3. The valve spool (green)

moves with the iron armature

Solenoid

ValveSpool

Springs return valve

spool to rest position

AB

PEB EA


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A B

PEA EB


5 Ports, 2

Positions

The 2 Dark Blocks Represent the Two

Possible Valve Positions

Solenoid

At Rest

Position

Solenoid

Energized

Position

B Pressurized : A Exhausted (rest)

A Pressurized : B Exhausted (energized)


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A B

PEA EB


5 Ports, 2

Positions

Return Spring Symbol

Indicates the Rest

Position

Actuator Symbol with

a Diagonal Line

Indicates Solenoid

Operation


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A B

PEA EB

5/2 Solenoid ValveUsed on Double Acting Cylinders

5 Ports, 2

Positions

Letters A and B Indicate

the Output Port

Connections for the

Pneumatic Actuators

The Arrow Symbols

Indicate the Direction

of Gas Flow Through

the Valve

EA and EB

are ExhaustPorts. P is the

Gas Supply

Port


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EAEB P

AB

A B

PEA EB

5/2 Valve5 Ports 2

Positions

5/3 Valve5 Ports 3 Positions

Can You Explain theDifference?


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Pictorial Drawing of a 5/3 Way Valve

and Double Acting Cylinder

PEB EA

ABNote: At Rest, Ports A

and B are Exhausted P

is Closed


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Mini Pneumatic CircuitsCompressed Air

Regulator

3/2 Way

Valves

Pneumatic Cylinders with

Speed Valves

introduction to pneumatic components1

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