Pneumatics 1

Question 1

CFM stands for?

Answer 1

Cubic feet per minute (rate of flow)

Question 2

The minimum number of positions a DCV can have is?

Answer 2

2

Question 3

The minimum number of ways a DCV can have is?

Answer 3

2

Question 4

Valves control these conditions of flow?

Answer 4

Pressure of flow
Direction of flow
Rate of flow

Question 5

Valves can be classified in 2 ways

Answer 5

Normally passing
Normally non-passing

Question 6

Positions, ways, np, nnp, and number of returns are all features of?

Answer 6

DCVs

Question 7

2 position 4 way DCVs are?

Answer 7

Always passing.

Question 8

2 way valves control

Answer 8

On/off

Question 9

3 way DCVs do what?

Answer 9

Pressurize or exhaust a port.

Question 10

4 way valves allow for?

Answer 10

Powered motion and powered reversible motion.

Question 11

5 port 4 way valves allow for?

Answer 11

Powered motion, powered reversible motion, speed control.

Question 12

3 center positions for DCVs are?

Answer 12

Blocked, exhaust, pressure

Question 13

A spool acting upon a knotch or a groove to hold a position

Answer 13

Detent held

Question 14

DCVs have what type of ports?

Answer 14

Working and exhaust.

Question 15

Where should I mount a flow control valve in relation to my cylinder?

Answer 15

As close as possible.

Question 16

Pneumatics is taking pressurized potential energy and converting it into?

Answer 16

Kinetic energy due to expansion from the pressurized state in a flow direction.

Question 17

The 4 ways to operate DCVs are?

Answer 17

Manually
Mechanically
Electronically
Pilot pressure