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Pressure Control Circuits (5)

Authored by Leona Pepito

Specialty

University

10 Questions

Used 3+ times

Pressure Control Circuits (5)
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sequence valves are most often used to __________.

Replace a relief valve

Avoid the cost of an electrical control circuit

Protect the pump

Control downstream pressure

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The pressure sequence valve operates on the principle that __________.

Flow takes the path of least resistance

System pressure rises when an actuator becomes extended

Is described by Pascal's law

All of the above

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A check valve is sometimes used with a sequence valve to __________.

Allow reverse flow

Keep the valve from leaking

Build pressure

Prevent backflow

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A check valve built into the same body with a sequence valve may be called a(n) __________.

Integral check

Bypass check

Reverse flow check

All of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cylinders are sequenced in the reverse direction using a(n) __________.

Direct-acting sequence valve

Pressure-reducing valve

Two-sequence valve

Single-sequence valve

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A blocked drain on a sequence valve will cause __________.

No change in function

Reverse flow to occur

The valve to stay closed

None of the above

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The purpose of a pressure-reducing valve in a circuit is to __________.

Provide for over-pressure protection

Drop the pressure in a branch circuit

Sequence cylinder action

None of the above

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