Ramsay Test Process Flow and Instrumentation 2

Question 1

On a P&ID, a circle with a single horizontal line through the middle indicates an instrument that is:

Accepted Answer

Mounted on the main control panel in a central control room

Answer

A single solid horizontal line means the instrument is panel-mounted in a primary location such as the control room.

Question 2

In the ISA tag 'FIC-101', the second letter 'I' stands for:

Accepted Answer

Indicate

Answer

In ISA identification, 'I' is the modifier for Indicate, so FIC is a Flow Indicating Controller.

Question 3

A device that converts a 3-15 psi pneumatic signal into a 4-20 mA electronic signal is called a:

Accepted Answer

Transducer

Answer

A transducer (I/P or P/I) converts a signal from one form of energy to another, here pneumatic to electronic.

Question 4

Which line type on a P&ID typically represents an electrical signal?

Accepted Answer

A dashed line

Answer

Electrical signal lines are conventionally drawn as dashed lines on a P&ID.

Question 5

A normally-closed fail-safe control valve will move to which position when its air supply is lost?

Accepted Answer

Fully closed

Answer

A fail-closed (air-to-open) valve loses its actuating air and the spring drives it shut.

Ramsay Test Practice Test