ADEMCO 1878 Інструкція з монтажу

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INSTALLATION

r INSTRUCTIONS

No.

1878

PASSIVE INFRARED

MOTION DETECTOR

GENERAL INFORMATION

The NO 1878 PIR proties

12 zones 01 *r&e-angk coverage wh a range

01 up lo 00 leel (rZ2m).

01 long tangercunam covecage wlh a range Of

w to 80 lee1 (24.4m) and has the lolbwmg lmponanl leatures:

- that

eemem pyrwkcfrs

sensor prowdmg Ihe rekafnbfy 01 two

cowetely

separate dual deleclors covermg Ihe same area.

* Mgcl wxwon.

computer desfgnee parabobc optcal system.

- Lowcuwnl

dram Ww31 allows lor erteneed system power source Ballery

Ye.

Wmzcroalfy

aejusiabk

optcal system tor.accumfe oaning of owmcbm

panern.

* &km SPOT reky.

- Wall comet mountmg plate.

* Duaknannel

signal pmcessmg Ior enhanced immumty to environmental

0swbances

wck~ced fake afarms).

- 12VDC overanon

The No. 1878 must be powered lrom a ldered 12VDC wurce thaw can

pmnde 81 feast 4 hours of standby power.

The oeector IS destgned IO operate al all bmes. The LED on the unr~ will

bghl whenever moftm ts ckfecmd tunkss masked).

PRINCIPLES OF OPERATION

The 000cal system dii

the area into a serks of paecled

zones. A

wadekmemsensormeas~esihe

kveloflnlraredenafgyineachzone.

When an mnmeer crosses or enters any zone. a sgnal mll be genenmd

tn resporse to We change m mlrared mgy.

The Ueteclof 0 Conligufed web an abemate polarity QUadekmeftl sensu

and

Iwo meewnaeni sgnal omcessmg l

mpktcars. In elkct. two passwe

mnfrared sensms share a commonopllcsl

sy-slem. Bolhsensors musl&lM

mofum a1 the same time lor the PIR 80 repon an akfm. In thu way. wnmunhy

is proded

agawl

lake alarms allflbuled lo channel noise. randan

detemfx dluuCmces.

and power ruppfy bn lranwus.

tik

'cauh'

cerconnencc is not comommised

COVERAGE CONSIDERATIONS

AND TVPICAL LAYOUTS

The range ~111 dfwend upon the mlrrof system muse. Prow&e

pallems

aresMwnmOiagrams1

and2loranormalmounlmg~of7h(2.lm).

Theammaybemoumecl

hghatloftnctease0rangebufm0udfgab0ve

8.5 h (2 6mj 1s noi recommdee

'DeadZone"

Caution:

Nme m Dlagcam 1 lhal a -dead zone'isindicaM.

wrthm~apersonc~~~~a~~~~~~~~ol~

un~i's pmecwe

zones. Other dead zones may occur between the&IeUof

~theeowmvare

f8elesol wew as meuml's mountmg heqhl ismcre8sed.

TOPVIEW

10'

40'

80'

(3.0m)

(12.2ml

(24.4m)

2.3'

(0.7m)

(24.4ml

Diagram 2: LONG RANGEXURTAIN

MIRROR COVERAGE

Sektiing

Mounting

Location:

The NO. 1878 Passwe tnlrared Dekclor

responds 10 changes in enemy

wh;m0ccu~rrhenanmltubermOvesmlo~#olapr0le*ivercns.Bm

awrage

wll be oMamed tl the mountmg site is se!eCWd such that the

kkely earemon 01 mlruder mooon 6 ACROSS the oaftern.

Passwe I.R. umls ace remarkably reststan to false alarm hazards. bulchc

lolbmmg tecummendattons

should be &sewed:

Install tha dekuof

at a heiihl ol

eppfomna~ely 7 feel tram tloor. Do noI

mount on an unstabk

smfaw.

IMPORTANTz Avoid running akern, *riring

ckaemheavydutyeld*MIpomwbks.

lz!a

Donotinstallwhere~deteclorisexpoaed

lo direcl wnlghl

or dlm!cIly above sooq

sowces of heat.

Avoidiocalingaurtilinareas~CQOlin

obpmsbke-fylopoduceampidchmge~

wmoeratwe.

wch as central heating.

radialorsDrduns(a~at~sduryLnd).

or cadiiin.

open flame. etc.

Makeumethedetecamareadoesnmtuwe

obsiruclkns

&uflams. aweens. kqe

pkWSOffumiture.pklllS.elC.)~~

uochthePnnemdoouarage.

INSTALLATION

A. Changing

From Wide Angle to Long Range Coverage:

Remweiron~wwrtfydeningafiaewdfiverbb3demlhegroow

between cover and ease at on 01 the locations shown in Dbsg. 3.

cmatmg bkbe to mmide

snap Iii. and then lihii

covef On.

Spread emer of both ofastii mugs

hoWg

the wick anda w ff

(12.2m)) mm

and mmove Ihe fnirm Oag.

4).

~onerideotlhc~nnge~EDn(24.4m))minOr~aprWlO

andansp~morhersideun6etthe~prong.Mahewretha(Ihc

~noc~~e~rC)rinthaircomecrartsandafehcld~

UMermepmlgs.

NOTE: Mmm suflace Mloule be free 01 din. weign

fnatkf and

kgefphm

1 INSERT

AT LOCATION

b or

c AND TWIST

D-ram

j: COVER REMOVAL

";pEj

r-ox .*.I

* 1-n n I-8 Il? 2-u

Diagram 1: WIDE ANGLE

PAOTECTlON

PATTERN