© 1999 national burglar & fire alarm association 2-1 chapter 2 what is an alarm system? alarms:...
TRANSCRIPT
© 1999 National Burglar & Fire Alarm Association 2-1
Chapter 2
What is an Alarm System?
Alarms: The First Line of Defense
© 1999 National Burglar & Fire Alarm Association 2-2
Types of Systems
• Burglary
• Fire
• Hold-up, Panic or Emergency
• Process Supervision & Condition Monitoring
© 1999 National Burglar & Fire Alarm Association 2-3
Fire Alarm Objectives
• Detect the Signs of a Fire.– Smoke.– Heat.– Flame.
• While Ignoring.– Authorized Tests.– Environment.
© 1999 National Burglar & Fire Alarm Association 2-4
Holdup, Panic, Duress
• Holdup– under immediate threat (e.g. gun point)– manual button or money clip typical activation
• Panic/Emergency– not under immediate threat (bad guy/gal outside
home).– manual button typical activation
• Duress/Ambush– under immediate threat– manual button or special entry code typical activation
© 1999 National Burglar & Fire Alarm Association 2-5
Burglar Alarm Objectives
• Detect an intruder in every case while ignoring authorized & normal environmental conditions.
• To catch the intruder• Let the intruder know they
have been detected.
© 1999 National Burglar & Fire Alarm Association 2-6
Common Objectives
• To react to the event
• To bring help
• To record the event
• To avoid false dispatchesFalseDispatch
© 1999 National Burglar & Fire Alarm Association 2-7
Open Door Causes Alarm
Message Received At Central Station
What Causes a Signal?
SystemSends
Message
© 1999 National Burglar & Fire Alarm Association 2-8
CONTROL PANEL
POLICE
1. The alarm is tripped (e.g. door)2. Signal is sent to control panel3. Activates siren at premises4. Seizes phone line - signal is sent to alarm company monitoring center5. Alarm Co. calls premises to verify6. Alarm is cancelled with password or passcode, or 7. Alarm Co. calls
Police8. Dispatch9. Alarm Co. calls emergency contacts
provided by customer
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9
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1
2
3
The Alarm Process
ALARMCOMPANY
© 1999 National Burglar & Fire Alarm Association 2-9
Alarm System- Disarmed
Control Panel
21 3
654
9#
87* 0
AC Power
Battery
Siren is Silent
System is Disarmed-
Off
Central Station Operator
© 1999 National Burglar & Fire Alarm Association 2-10
Alarm System- Armed
Control Panel
21 3
654
9#
87* 0
Siren Is Silent
System is Armed
- On
Central Station Operator
© 1999 National Burglar & Fire Alarm Association 2-11
Alarm System- In Alarm
Control Panel
Siren Sounds
System is Armed -
On
21 3
654
9#
87* 0
Alarm
Operator is Notified
© 1999 National Burglar & Fire Alarm Association 2-12
Alarm System Components
Control Panel
User Controls
Annunciators Communications
Power
Sensors
© 1999 National Burglar & Fire Alarm Association 2-13
Alarms: The First Line of Defense
1- Introduction2- What is an Alarm System3- What is A False Dispatch4- Impact of False Dispatches5- Causes of False Dispatches6- Preventing False Dispatches7- User Controls8- Sensors
9- The Control10- The Central Station11- How Authorities Respond12- What to expect for Alarm Co.s13- The Alarm Ordinance14- Sources of Information15- Site Survey
5 MinuteBreak
10 MinuteBreak
60 MinuteLunch
30 MinuteLunch
Next Chapter