Alarm Indicator Devices

What are alarm indicator devices considered from the point of view of the control unit?

• Input devices

• Output devices

• Processing devices

• Storage devices

Fill in the blank: The number of devices on the system loop is critical and is determined by the manufacturer, because each device will conduct a certain amount of minimal current during standby and maximum current during _______.

• alarm activation

• standby mode

• power off

• normal operation

What is the purpose of the standby current in alarm indicator devices?

• To sound the alarm

• To verify device status and system readiness

• To increase power consumption

• To decrease power consumption

Fill in the blank: Maximum current will flow when the device goes into _______.

What will an Audible Alarm Indicator output once activated by the central control unit?

• A visual signal

• A uniquely identified audible alarm signal

• A text message

• A vibration

Why should Audible Alarm Indicators be of the same variety?

• To save costs

• To avoid confusion of differing signaling sources

• To increase volume

• To reduce power consumption

Which of the following is an example of an Audible Alarm Indicator?

• Lights

• Bells

• Screens

• Vibrations

Horns are used for ______ in low voltage systems.

• protection against overcurrent

• enhancing signal strength

• mechanical support

• aesthetic purposes

What is shown in Figure 8-9?

• A diagram of a cell

• A map of Europe

• A flowchart of a process

• A graph of sales data

What is the minimum output rating for residential devices at a distance of 10 feet?

• 75 dB

• 85 dB

• 95 dB

• 100 dB