TCC 203 - Instrument

____________ is a collective term for measuring instruments that are used for indicating, measuring and recording physical quantities.

• Instrumentation

• Controller

• Meaurement

• Data

A physical or chemical property of a process that is measured and controlled.

• process variable

• controller

• measurement device

• electrical signal

___________ is a physical quantity that expresses the degree of hotness and coldness of an object.

• Temperature

• heat

• pressure

• flow rate

Often defined as the height of a liquid in a container.

• Level

• heat

• pressure

• flow rate

The quantity of fluid (gas, liquid or vapor) that passes in a point per unit time.

• Level

• heat

• pressure

• flow rate

________is a quantitative measure of the acidity or basicity of aqueous or other liquid solutions.

• pH

• heat

• pressure

• flow rate

If the pH of water is zero, then it is ____________.

• acidic

• alkaline

• nuetral

An instrument function that indicates the current condition of the process.

• indicator

• transmitter

• controller

• recorder

Sends information to another component via a signal

• indicator

• transmitter

• controller

• recorder

Keeps the record of the process variable.

• indicator

• transmitter

• controller

• recorder