Ademco - 454-454-12 Ultrasonic Detectors (A)

GENERAL INFOfWATlON Nos 454 and 454 12 Ultrasonic waves which detect unit may be The units mount presence straight Detectors a moving object as an or up to 90 cei Iing side of wall provide feet wide pairs other 454 area up to approximately be used No 454 without and pattern wal Is movement of objects a changed ived waves changes t of sound waves emitted persons as an alarm alarm other area causes set up by reflecting area be reflected Doppler detected a relay wired electronic protective waves the optional to monitor monitor No 454 which available protected as No 453 detector s area No 454 contains PRECAUTIONS be protected avoid described unwanted minimize effects units con which may appear When determining motion detector unit CURRENTS such as created i s i ng heat i ators space heaters baseboard strong such as or walls I wherever when unit show win a sturdy SOUNDS from be protected area OBJECTS such as house pets or other hanging sway or open doors premises well be moved by air best unit 4 to 7 feet drafts No 454 powered a plug in standby supp ly The No 454 12 contains a DC does not need nor contain 454 12 not Except No 454 and No 454 12 noted 1 TYPICAL COVERAGE PATTERNS CONSIDERATIONS pattern 454 a width approximately ultrasonic oblong emitted at maximum sensitivity each pair a nominal up 30 affected AND AIMING of or up 90 No 454 mounted with dimension be aimed REFLECTION greater ect ve surfaces areas highly hard and easily most solid surface carpeted unit I DI TY AND TEMPERATURE change over are affected worst atmospheric conditions LAYOUTS mind keeping aforementioned be other number of No 454 may be placed other as area without observed not direct each other distance exceeds Pattern direction determined by of transducers not necessarily direction unit faces I I H r zi Z 1 a 2 LAYOUTS may be placed offset Diagram 2b opposite I lustrates same wall each other aimed straight Ceiling useful some applications Diagram back be considered Diagram close some range occur AND WIRING No 454 not necessary designed mounting nst any wal I Mount i ng brackets unit mounted with ong dimens be aimed side or straight mounting be used vertical as permit ing mounting CONNECTIONS Diagrams 3b and 4 Connections made s NO and C C and NC To connect a closed Terminals Monitor and SIG are provided as No 453 used a 4 54 12 3a TERMINAL CONNECTIONS 454 Only V DC SiG VDC 3b TERMINAL CONNECTIONS 454 12 Only DUMMY POST on DUMMY POST to prevent only PC board service connect battery Disconnect unit battery 6V POST lead must be on I y ON for i ns charged hours AC Termi na Is plug day Make certain so