FC A School Basic Alarms Questions with
Verified Correct Answers
Buzzers that are AC operated have __________ contacts.
No
A ________________ current runs between the alarm module and the resistor.
6 Volts
What component enables a horn to produce sound?
Diaphragms
What are the three conditions that result from an alarm module regarding the
monitoring of the return current?
Normal, Alarm, and Trouble.
Where is the supervisory resistor placed in the circuit?
Parallel to the alarm contacts of the last sensor in the contact.
True or False. The supervisory resistor monitors the sensor, not the electrical
connections.
False
What audible signal device is used in quiet spaces?
Buzzer
What are the types of Horns used in the alarm safety and warning systems?
, 1. Motor-operated
2. Non-resonated
3. Resonated
What does "Dials" refer to on the visual indicator?
Number of lights on the indicator.
How are lights connected in the visual indicator?
In parallel and mounted behind each dial.
What are the 3 major units of the detector head in an lonization detector?
1. Outer Chamber
2. Inner Chamber
3. Cold Cathode Tube
Name the seven types of switches used with the alarm systems.
1. Liquid level float
2. Manual
3. Mechanical
4. Mercury Thermostatic
5. Thermostatic
6. Pressure
7. Water
How many sets of contacts does a single-pole, single-throw switch have?
1 set
What makes the IC/DM door mounted switch "tamper proof"?
Verified Correct Answers
Buzzers that are AC operated have __________ contacts.
No
A ________________ current runs between the alarm module and the resistor.
6 Volts
What component enables a horn to produce sound?
Diaphragms
What are the three conditions that result from an alarm module regarding the
monitoring of the return current?
Normal, Alarm, and Trouble.
Where is the supervisory resistor placed in the circuit?
Parallel to the alarm contacts of the last sensor in the contact.
True or False. The supervisory resistor monitors the sensor, not the electrical
connections.
False
What audible signal device is used in quiet spaces?
Buzzer
What are the types of Horns used in the alarm safety and warning systems?
, 1. Motor-operated
2. Non-resonated
3. Resonated
What does "Dials" refer to on the visual indicator?
Number of lights on the indicator.
How are lights connected in the visual indicator?
In parallel and mounted behind each dial.
What are the 3 major units of the detector head in an lonization detector?
1. Outer Chamber
2. Inner Chamber
3. Cold Cathode Tube
Name the seven types of switches used with the alarm systems.
1. Liquid level float
2. Manual
3. Mechanical
4. Mercury Thermostatic
5. Thermostatic
6. Pressure
7. Water
How many sets of contacts does a single-pole, single-throw switch have?
1 set
What makes the IC/DM door mounted switch "tamper proof"?
