Instrumentation technicians monitor atmospheric and environmental changes in industrial areas and buildings. They use a variety of instruments and devices to record and report these changes.ccording to PayScale.com, the majority of instrumentation and controls technicians earned between $43,894 and $88,630 a year, as of January 2014.
1 Some of the conditions that may cause lightheadedness in a patient include low blood pressure, high blood pressure, dehydration, medications, postural or orthostatic hypotension, diabetes, endocrine disorders, hyperventilation, heart conditions, and vasovagal syncope.ightheadedness is often caused by a decrease in blood supply to the brain, while vertigo may be caused by disturbances of the inner ear and the balance centers of the brain.
Lightheadedness-Feeling lightheaded now and again is pretty common. Usually it is not caused by a serious problem. What causes dizzy spells in the case of lightheadedness is often a drop in blood pressure and blood flow to the head from standing up too quickly after lying down or sitting. This is called orthostatic hypotension. There are many other causes of dizzy spells of this type, such as: 1  Allergies. 2  Illnesses (flue, colds, anything that causes congestion of the sinuses and ears). 3  Vomiting, fevers, diarrhea, and any other illness that causes dehydration. 4  Rapid or very deep breathing (hyperventilation).