Pneumatic System Schematic Symbols - me.ua.edu

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Single Rotation. Fixed. Displacement. Bi-Rotational. Variable. Displacement. Fixed. Displacement. Single Rotation. Fixed
Pneumatic System Schematic Symbols

36.1

Fluid Power Schematic Symbols Cylinders

Double-Acting, Single End Rod

Single-Acting, Pull

Double-Acting, Double End Rod

Compressors and Motors: Compressors

Fixed Fixed Variable Displacement Displacement Displacement Single Rotation Bi-Rotational

Motors

Fixed Fixed Displacement Displacement Single Rotation Bi-Rotational

Variable Displacement

Directional Control Valves

2-way, normally closed (NC)

2-way, normally open (NO)

3 way, 2 position

Directional Control Valve Actuators

Cam operated

Solenoid

Manual lever

Spring centered solenoid

Palm button

Spring center

Pedal

Pilot operated

4-way, 2 position

Pneumatic System Schematic Symbols

36.2

Miscellaneous Fluid Power Components

Manual valve Fixed restriction Variable resriction Pressure compensated Check valve (needle valve) flow control Flow control

Pressure gauge

Gas-charged acccumulator

Pressure intensifier

Heat exchanger

Pressure switch (pneumatic system)

Typical Complete Pneumatic System Single-acting spring return cylinder

Double-acting cylinder

Two-position, threeway solenoid valve Two-position, four-way, five-port solenoid valve

Pressure switch

Pressure regulator Air Receiver (tank)

Strainer

Pressure relief valve Compressor

Pressure gauge