List the instruments found in the processing industry.

What will be an ideal response?


There are hundreds of instruments used by the chemical processing industry. These are primarily used to illuminate the following variables; pressure, temperature, flow, level, and analytical variables. The basic instruments in a control loop include:
a. primary elements or sensors
b. transmitter
c. controller (DCS, PLC, or older style controller)
d. transducer
e. final control element
f. recorders

Trades & Technology

You might also like to view...

Decreased pressure in a water supply system resulting from the water passing through fittings, meters, and other devices is referred to as _____.

a. system drop b. fittings loss c. drag loss d. pressure drop

Trades & Technology

A device that uses dissimilar metals to control electron flow is known as a(n) _____.

a. freezestat b. thermocouple c. firestat d. thermistor

Trades & Technology

Production of which of the following increased most during the Green Revolution?

a. rice c. rice and wheat b. wheat d. neither rice nor wheat

Trades & Technology

Determine the amount of rebar needed for the spread footing Figure 11.41. The dowels extend 24 inches into the column. Allow for three inches of cover.

What will be an ideal response?

Trades & Technology