Basic Pneumatics Troubleshooting

Industrial pneumatics typically use pressure ranges of _____.

• A. 500-800 psig

• B. 250-300 psig

• C. 200-250 psig

• D. 80-150 psig

Air returned from pneumatic actuators exhaust to the _____

• A. Compressor

• B. Atmosphere

• C. Tank

• D. Reservoir

Most pneumatic systems operate at pressures less than _____ psi

• A. 10

• B. 75

• C. 90

• D. 100

A pneumatic symbol should show that two crossing lines are connected with a _____.

• A. Square

• B. Triangle

• C. Arrow

• D. Dot

Most schmatic symbols can be _____ without changing their meaning

• A. Rotated

• B. Crossed

• C. Labeled

• D. Reconnected

Pascal's law states that changing the pressure of a confined fluid _____ the pressure along the walls of the container

• A. Has no effect on

• B. Decreases

• C. Increases

• D. Equally distributes

The maximum reading of a gauge is know as its _____

• A. Rating

• B. Limit

• C. Range

• D. Graduation

What does a regulator do in a pneumatic circuit

• A. It reduces the amount of contaminants

• B. It shuts-off the compressor when the pressure is too high

• C. It increases the air supply

• D. It provides a constant pressure to a circuit

• E. All of the above

A pressure regulator sets its output pressure _____

• A. By sensing downstream pressure

• B. By controlling a piston

• C. With a diaphragm

• D. By adjusting a spring

• E. None of the above

Which component of a pressure regulator opens and closes to control the system pressure

• A. Adjustment spring

• B. Piston

• C. Body

• D. Poppet

• E. None of the above