Block 2 - Select Control Point Instrumentation Self Assessment

Question 1

What is the primary role of a combustion control system?

Answer 1

To optimize burner performance and ensure safe combustion

Question 2

Which of the following components detects changes in physical or chemical properties and converts them into electrical signals?

Answer 2

Sensors and transducers

Question 3

Which type of gas flow meter is best suited for measuring high-pressure, high-temperature gases?

Answer 3

Thermal mass flow meter

Question 4

What is the main concern when selecting a Burner Management System (BMS)?

Answer 4

Safety features such as flame and pressure sensors

Question 5

When selecting a gas-fired appliance actuator, why is environmental performance an important consideration?

Answer 5

It ensures the actuator performs reliably under varying conditions like extreme temperatures

Question 6

Which of the following is a key factor when selecting a Building Automation System (BAS) for a large building?

Answer 6

Ability to handle multiple subsystems and functions

Question 7

What is an essential feature of a good Building Automation System (BAS)?

Answer 7

Energy efficiency and sustainability integration

Question 8

What is the primary consideration when selecting a resistance temperature detector (RTD)?

Answer 8

Compatibility with the temperature range of the application

Question 9

What factor is most important when selecting a pressure transducer for dynamic applications?

Answer 9

Response time

Question 10

In a lead/lag system, what happens when the lead system fails?

Answer 10

The lag system automatically takes over to maintain operation

Question 11

What is the significance of response time in selecting a thermistor?

Answer 11

Indicates how quickly it reacts to temperature changes

Question 12

What is the benefit of having a user-friendly interface in a BAS?

Answer 12

Makes it easier to navigate, monitor, and control systems efficiently

Question 13

Which control strategy aims to adjust the air supply to prevent incomplete combustion and reduce pollutants?

Answer 13

Excess Air Control

Question 14

What does a Burner Management System (BMS) do?

Answer 14

Ensures safe ignition and flame monitoring

Question 15

What is the significance of compliance in the selection of a Burner Management System (BMS)?

Answer 15

To ensure legal requirements and safe operation are met

Question 16

Why is energy management an important feature of a BAS?

Answer 16

To monitor and improve energy efficiency and sustainability goals

Question 17

Which sensor is primarily used to monitor the oxygen level in exhaust gases to adjust the air-to-fuel ratio?

Answer 17

Oxygen (O₂) sensor

Question 18

What is the primary function of control point instrumentation?

Answer 18

To monitor, measure, and regulate critical variables in a system

Question 19

What does a communication device in a Building Automation System (BAS) primarily facilitate?

Answer 19

Data transfer and real-time communication between system components

Question 20

When selecting a combustion control system, why is understanding the combustion process crucial?

Answer 20

It ensures that the control system works efficiently with the combustion process

Question 21

What is the main reason for ensuring redundancy in a lead/lag system?

Answer 21

To guarantee continuous operation even if one system fails

Question 22

What environmental factor must be considered when selecting an oxygen (O₂) sensor?

Answer 22

Humidity and pressure

Question 23

Which of the following is NOT a safety feature typically included in a Burner Management System (BMS)?

Answer 23

Energy-saving recommendations

Question 24

When selecting a PID controller, why is understanding system dynamics essential?

Answer 24

It defines the response time, process delay, and nonlinearity of the system

Question 25

Which of the following is NOT typically part of a combustion control system?

Answer 25

Air conditioning systems