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5

WARNING

THE LIMITATIONS OF THIS WIRELESS ALARM SYSTEM

While this System is an advanced wireless security system, it does not offer guaranteed protection against burglary,

fire or other emergency. Any alarm system, whether commercial or residential, is subject to compromise or failure to

warn for a variety of reasons.  For example:
¥ Intruders may gain access through unprotected openings or have the technical sophistication to bypass an alarm

sensor or disconnect an alarm warning device.

¥ Intrusion detectors (e.g., passive infrared detectors), smoke detectors, and many other sensing devices will not work

without power. Battery-operated devices will not work without batteries, with dead batteries, or if the batteries are

not put in properly. Devices powered solely by AC will not work if their AC power supply is cut off for any reason,

however briefly.

¥ Signals sent by wireless transmitters may be blocked or reflected by metal before they reach the alarm receiver.

Even if the signal path has been recently checked during a weekly test, blockage can occur if a metal object is

moved into the path.

¥ A user may not be able to reach a panic or emergency button quickly enough.
¥ While smoke detectors have played a key role in reducing residential fire deaths in the United States, they may not

activate or provide early warning for a variety of reasons in as many as 35% of all fires, according to data published

by the Federal Emergency Management Agency. Some of the reasons smoke detectors used in conjunction with

this System may not work are as follows.  Smoke detectors may have been improperly installed and positioned.

Smoke detectors may not sense fires that start where smoke cannot reach the detectors, such as in chimneys, in

walls, or roofs, or on the other side of closed doors. Smoke detectors also may not sense a fire on another level of a

residence or building. A second floor detector, for example, may not sense a first floor or basement fire. Finally,

smoke detectors have sensing limitations.  No smoke detector can sense every kind of fire every time. In general,

detectors may not always warn about fires caused by carelessness and safety hazards like smoking in bed, violent

explosions, escaping gas, improper storage of flammable materials, overloaded electrical circuits, children playing

with matches, or arson. Depending on the nature of the fire and/or location of the smoke detectors, the detector,

even if it operates as anticipated, may not provide sufficient warning to allow all occupants to escape in time to

prevent injury or death.

¥ Passive Infrared Motion Detectors can only detect intrusion within the designed ranges as diagrammed in their

installation manual. Passive Infrared Detectors do not provide volumetric area protection. They do create multiple

beams of protection, and intrusion can only be detected in unobstructed areas covered by those beams. They

cannot detect motion or intrusion that takes place behind walls, ceilings, floors, closed doors, glass partitions, glass

doors, or windows.  Mechanical tampering, masking, painting or spraying of any material on the mirrors, windows or

any part of the optical system can reduce their detection ability. Passive Infrared Detectors sense changes in

temperature; however, as the ambient temperature of the protected area approaches the temperature range of 90

°

to 105

°

F (32

°

 to 40

°

C), the detection performance can decrease.

¥ Alarm warning devices such as sirens, bells or horns may not alert people or wake up sleepers if they are located

on the other side of closed or partly open doors. If warning devices are located on a different level of the residence

from the bedrooms, then they are less likely to waken or alert people inside the bedrooms. Even persons who are

awake may not hear the warning if the alarm is muffled by noise from a stereo, radio, air conditioner or other

appliance, or by passing traffic. Finally, alarm warning devices, however loud, may not warn hearing-impaired

people.

¥ Telephone lines needed to transmit alarm signals from a premises to a central monitoring station may be out of

service or temporarily out of service. Telephone lines are also subject to compromise by sophisticated intruders.

¥ Even if the system responds to the emergency as intended, however, occupants may have insufficient time to

protect themselves from the emergency situation. In the case of a monitored alarm system, authorities may not

respond appropriately.

¥ This equipment, like other electrical devices, is subject to component failure.  Even though this equipment is

designed to last as long as 20 years, the electronic components could fail at any time.

The most common cause of an alarm system not functioning when an intrusion or fire occurs is inadequate

maintenance. This alarm system should be tested weekly to make sure all sensors and transmitters are working

properly. The security console (and remote keypad) should be tested as well.
This system's wireless transmitters are designed to provide long battery life under normal operating conditions.

Longevity of batteries may be as much as 7 years, depending on the environment, usage, and the specific wireless

device being used. External factors such as humidity, high or low temperatures, as well as large swings in

temperature, may all reduce the actual battery life in a given installation. This wireless system, however, can identify a

true low battery situation, thus allowing time to arrange a change of battery to maintain protection for that given point

within the system.
Installing an alarm system may make the owner eligible for a lower insurance rate, but an alarm system is not a

substitute for insurance. Homeowners, property owners and renters should continue to act prudently in protecting

themselves and continue to insure their lives and property.
We continue to develop new and improved protection devices. Users of alarm systems owe it to themselves and their

loved ones to learn about these developments.

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Summary of Contents for 4281 Series

Page 1: ...ructions and user manuals Several of you have written us to ask that we reconsider this decision We have We will not require Tech Man to remove the ADEMCO data ADEMCO however is not responsible for th...

Page 2: ...tructions for specific details If a receiver is connected to a system in which more than the permitted number of wireless zones have been programmed a SET UP ERROR message Alpha keypads or an E4 or E8...

Page 3: ...y the receiver s address refer to the DIP switch chart in Diagram 2 5881EH Only DIP switch 5 is used on the 5881EH as follows For commercial fire applications DIP switch 5 MUST be in the ON position N...

Page 4: ...n indoor antenna have a quality outdoor antenna installed Reorient the receiving antenna until interference is reduced or eliminated Move the radio or television receiver away from the receiver contro...

Page 5: ...NSERT IN RIGHT HAND TERMINALS ANTENNAS MODEL No IS INDICATED ON CIRCUIT BOARD YELLOW RED BLACK GREEN TO CONTROL S REMOTE KEYPAD CONNECTION POINTS EACH RECEIVER MUST BE ON INDIVIDUAL HOME RUN USE MAX O...

Page 6: ...hey cannot detect motion or intrusion that takes place behind walls ceilings floors closed doors glass partitions glass doors or windows Mechanical tampering masking painting or spraying of any materi...

Page 7: ...CIDENTAL DAMAGES FOR BREACH OF THIS OR ANY OTHER WARRANTY EXPRESS OR IMPLIED OR UPON ANY OTHER BASIS OF LIABILITY WHATSOEVER EVEN IF THE LOSS OR DAMAGE IS CAUSED BY THE SELLER S OWN NEGLIGENCE OR FAUL...

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