Instrumentation - Study guides, Class notes & Summaries

Power Engineering 4a - Unit 9 - Plant Instrumentation Questions and Answers Already Passed Automatic systems which can make decisions are termed A) annunciation systems. B) logic systems. C) indicating systems. D) open loop systems. E) cascading systems. B In an automatic control system, the controller output signal manipulates the A) transmitter. B) sensing element. C) recorder. D) control valve. E) primary element. D The second from last step in an automatic boiler progr...

4th Class Power Engineering Part 4A Unit 9 Plant Instrumentation and Controls 100% Pass ---------- normally used periodically. a. Incremental backup b. Rom backup c. Full backup d. Differential backup c --------------- is a discrete input device. a. temperature alarm b. alarm horns c. level alarm d. warning light e. proximity switch e A "U" tube manometer may be filled with: a. a gaseous substance b. nitrogen c. a granular substance d. heavy oils e. light oils e ...

4th Class Part A Power Engineering - Instrumentation Final Review With Complete Solutions Flow is proportional to: Select one: a. the square root extractor b. pressure differential c. the square root of the temperature differential d. the square root of the pressure differential e. a constant head d A capillary is the name given to: Select one: a. the bulb holding the fluid of a filled thermometer b. the line attached to the measuring junction of a thermocouple c. a tube with...

ABRET Digital Instrumentation Exam ...

1. the density of a fluid affect the displacers a. location b. buoyancy c. length d. height b 2. what mode must the controller be in before any changes are made to the process variable a. manual b. automatic c. shut down d. power off a 3. bills of material are found in a. General Arrangement drawings b. instrument detail drawings c. piping orthographics d. p&id a 4. when bench calibrating a temperature RTD transmitter, the the instrument technician should apply ...

The simplest method for accurately measuring piping or tubing prior to assembly is the _____. - ANS Shoulder to shoulder method The colors of the conductors of a type j thermocouple are typically? - ANS White and red If a persons heart is out of rhythm due to an electrical shock, the solution is to __________ - ANS Have a qualified person use emergency defibrillation eqiupment One mA is a unit of measure for current equal to _______ - ANS .001 amperes How many more ti...

BOMA- Instrumentation & Controls(questions and answers)

BOMA-Instrumentation & Controls Questions and Answers Graded A+ A submaster controller resets the set point of the master controller. False Normally open refers to a controlled device that opens when no operating force is applied. True A P.E. Switch is used to change an electrical signal to a pneumatic output. False Moisture and dirt are detrimental to the operation of pneumatic control systems. True A static pressure regulator senses the pressure in the plenum the regulator contro...

Instrumentation NMTCB Practice with Certified Solutions What is a gamma camera crystal made of? Sodium iodide activated with thallium What is the purpose of the crystal in a gamma camera? To absorb gamma (γ) rays and convert them into visible-light photons What is the mechanism by which gamma (γ) rays interact with a gamma camera crystal? Photoelectric effect or Compton scattering. What is the relationship between the energy of an absorbed gamma (γ) ray and the amount of light produced by...

CT Physics and Instrumentation