Question 1
What is the standard analogue current signal range used to transmit a process variable in industrial instrumentation?
Correct Answer:
4-20 mA
Question 2
A 4-20 mA transmitter is measuring a temperature range of 0-200 degC. What current will it output at 100 degC?
Correct Answer:
12 mA
Question 3
What does the HART protocol allow that a plain 4-20 mA loop does not?
Correct Answer:
It superimposes a digital signal on the 4-20 mA analogue signal for two-way communication
Question 4
Which temperature sensor relies on the change in electrical resistance of a metal (typically platinum) with temperature?
Correct Answer:
RTD (resistance temperature detector)
Question 5
What is the nominal resistance of a Pt100 RTD at 0 degC?
Correct Answer:
100 ohms
Question 1
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About this Exam

Prepare with the SOLAS Instrumentation Practice Questions - SOLAS Ireland Electrical Instrumentation Apprenticeship (Phase Exams) Exam practice quiz. This question bank includes 100 questions covering pressure, transmitter, control, flow, and valve. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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SOLAS Instrumentation Practice Questions - SOLAS Ireland Electrical Instrumentation Apprenticeship (Phase Exams) Exam

This practice set contains 100 questions from the matching question bank and focuses on pressure, transmitter, control, flow, and valve. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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