Exam 11: Instruments

Draw a pressure control loop.

In a process control loop, a(n) ______________ can be transmitted over the longest distance.

A level measurement device attached to a vessel that allows an operator to see the corresponding liquid level:

A control loop is:

Level measurements can be listed as continuous level measurement and ______________________________ .

A circle with a line drawn horizontally across it with symbols above and below the line indicate:

A transmitter is:

An oval gear meter roughly resembles a:

______________ signals are usually transmitted in milliamperes.

The symbol "FI" indicates:

A flow meter that allows fluid to move through a clear tube that has a ball or float in it.

A hook shaped, thin walled tube attached to a mechanical linkage that expands and contracts in response to pressure changes:

The primary elements used to detect temperature include all of the following except:

The symbol "PA" indicate:

A process variable is best described as:

The primary elements used to detect flow include all of the following except:

A rotameter is composed of all of the following components except:

A transducer is:

The symbol "FR" indicates:

The speed of the rotation is not proportional to the velocity of the fluid in a turbine flow meter: