Turning Off Fire Alarm Sounding - ADEMCO Vista-20 Installation Instructions Manual

Turning off Fire
Alarm
Soundizlg
You can turn off Fire alarm sounding by pressingthe OFI? key on any ke~ad or
other armingklissrming devicein that partition. To clearthe "memory of alarm"
and to reset the detector'salarm, enter the securitycodeplus OFF again.
Compatible2-WireSmokeDeteotors
Detector Type
DevieeModel #
Photoelectric
w/heatsensor, d irect wire System Sensor 2300T
Photoelectric, directwire System Sensor 2400
Photoelectric w/heatsensor, d irect wire System Sensor 2400TH
Photoelectric w/B401B base System Sensor 2451
Photoelectric w/heatsensor & B401Bbase System Sensor 2451TH
Ionization, d irect wire System Sensor1400
Ionization w/B401Bbase
System Sensor1451
Photoelschic d uctdetector w/DH400base System Sensor 2451
Ionization ductdetect. w/DH400base System Sensor1451DH
~.---------y
w
x
#
DEtEOTOR
z
n
m
L--. -------a
IN UL INSTALLATIONS, ONLY
ZONE1 MAYBEUSEDFORFIRE.
Figure 8.
2-W- Smoke
Detector Gmsmcted
to Zone 1
W- 4-WIre Smok&Combnetion Detectore on Zonee 2-7
The system will support as many 4-wire detectorsas can be powered horn
Auxiliary Power on the control on zones 2-7. Refer to the detector's
instructions for complete details regarding its proper installation and
operation.
1. Connect 12 volt power for the detectors from AuxiliaIY Power terminals 4
and 5, (which will interrupt power for fire alarm reset). Observe proper
polarity when connectingdetectors.
2. Connect detectors(including heat detectors,if used) across terminals of
the zone selected(zones 2-7 may be used). All detectorsmust be wired in
parallel.
3. To supervise power, we recommend the use of a System Sensor
No. A77-716B supervisory module.
2000 OHMS EOLR
SUPERVISORY MODULE
~ (e.g. SYSTEM SENSOR
A7771601)
4-WIRE SMOKE
OR COMBUSTION
DETEOTOR
AU%POWER
SEE ITS INSTRUCTIONS
OUTPUT TERM.
FOR ITS PROPER
lNST~TiON
HEAT DETEOTOR
c -
TO HI SIDE (+) OF
IF PROGRAMMED
SELECTEDZONE ~
FOR FIRE
Figure 9.
&wire Smoke
Detector
Coxmectione
- %7)
TO LO SIDE (-) OF SELECTEOZONE ~
-23-