Interlock Systems

Interlock Systems

Vocational training

10 Qs

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Interlock Systems

Interlock Systems

Assessment

Quiz

Engineering

Vocational training

Medium

Created by

Andrew Harrison

Used 2+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the purpose of an interlock?
To lock a dangerous machine so it cannot be used
To prevent incorrect or dangerous command selections
To ensure that only authorised people use a machine
To ensure that safety systems do not stop a machine working

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What happens if the safety guard is in the 'up' position?
The machine operates normally
The machine speeds up
The machine refuses to operate
The machine reduces speed

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does an interlock do with conflicting commands?
It ignores them
It executes both commands
It prioritises the selection of commands
It stops the machine

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which switch is used to disable the control circuit for the other direction in a motor?
Normally-open (NO) switch
Normally-closed (NC) switch
Both NO and NC switches
None of these

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What would happen without interlocks in a forward and reverse motor system?
Motor would stop
Motor would run smoothly
Forward and reverse could be selected simultaneously
Nothing would happen

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the purpose of a position limit switch?
To start the machine
To control the speed of the machine
To inform the control system that a moving part has reached a specified position
To turn off the machine

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What happens when a limit switch breaks in a gate system?
The gate continues moving
The gate stops immediately
The relevant contactor is de-energised and unlatched
The gate changes direction

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