The limitations of sounders, Wire wiring to apa151 – System Sensor APA151 User Manual

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D640-02-00

2

I56-2964-002

©2007 System Sensor

System Sensor warrants its enclosed product to be free from defects in

materials and workmanship under normal use and service for a period

of three years from date of manufacture. System Sensor makes no other

express warranty for the enclosed product. No agent, representative,

dealer, or employee of the Company has the authority to increase or alter

the obligations or limitations of this Warranty. The Company’s obliga-

tion of this Warranty shall be limited to the replacement of any part of

the product which is found to be defective in materials or workman-

ship under normal use and service during the three year period com-

mencing with the date of manufacture. After phoning System Sensor’s

toll free number 800-SENSOR2 (736-7672) for a Return Authorization

number, send defective units postage prepaid to: System Sensor, Returns

APA151 Contents
1 APA151 annunciator with piezo alert
1 screw pack (containing two mounting screws)
Installation
Wire the APA151 as shown in Figure 2. Limit wire runs to
25 ohms or less per interconnecting wire.
Secure the APA151 to the single gang box using the two
screws provided, or directly to the wall or ceiling.

The sounder will not operate if the power is cut off for any reason.
The sounder may not be heard. The loudness of the sounder meets or exceeds the cur-

rent standards. However, the sounder may not alert a sound sleeper or one who has

recently used drugs or has been drinking alcoholic beverages. This sounder may not

be heard if it is placed in an area that is separated by a closed door, or if it is located

on a different floor from the person in a hazardous situation, or if it is placed too far

WARNING

The Limitations of Sounders

away to be heard over ambient noise, such as, traffic, air conditioners, machinery or

musical appliances that may prevent alert persons from hearing the alarm.
The sounder may not be heard by persons who are hearing-impaired. In this case, a

visual indicator shall also be used.
For these reasons, Pittway recommends that sounders (85dBA minimum at 10 feet)

used in a residence shall be placed on every level and in every bedroom that does not

have a smoke detector with a built-in sounder.

Figure 3: Wiring diagram for DH100ACDC to APA151:

Figure 2: Wiring diagram for DH400ACDC to APA151:

Operational Test
Consult the wiring diagrams below to insure proper wiring
to the APA151.
Supply power to the duct smoke detector. Visually check
the supervisory LED (green) to make sure it is operational.
Put the detector into alarm state. The alarm LED (red) will
light, and the piezo horn will sound. Reset the detector.

15

19

14

3

20

Alarm Signal

Aux. Power +

Sup. N. O.

Sup. COM

Aux. Power –

NOTE: Wiring diagram shown is for DH100ACDC 4-wire duct

smoke detector system equipped without a control panel.

Alarm

(Red LED)

Power

(Green LED)
Common

4-Wire Wiring to APA151

APA151

DH100ACDC

5

6

7

10

(+)Alarm Signal

(

-

)Aux. Power

Audible Piezo Alert with alarm and power (trouble) leds. For stand alone
applications only. APA151 recommended for complance to NFPA 90A.
Locate in normally occupied area of premises.

Alarm

(Red LED)

Power

(Green LED)
Common

APA151

DH400ACDC

Trouble

Contacts

11

Field

Installed

Jumper

(+)Aux. Power

Three-Year Limited Warranty

Department, RA #__________, 3825 Ohio Avenue, St. Charles, IL 60174.

Please include a note describing the malfunction and suspected cause

of failure. The Company shall not be obligated to replace units which

are found to be defective because of damage, unreasonable use, modi-

fications, or alterations occurring after the date of manufacture. In no

case shall the Company be liable for any consequential or incidental

damages for breach of this or any other Warranty, expressed or implied

whatsoever, even if the loss or damage is caused by the Company’s

negligence or fault. Some states do not allow the exclusion or limita-

tion of incidental or consequential damages, so the above limitation or

exclusion may not apply to you. This Warranty gives you specific legal

rights, and you may also have other rights which vary from state to state.

H0581-01

H0534-01

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