ADEMCO Vista-20HW Guía para resolver problemas Pagina 22

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Turning Off Fire Alarm You can turn off Fire alarm sounding by pressing the OFF key on any keypad or
Sounding
other arming/disarming device in that partition. To clear the “memory of alarm”
and to reset the detector’s alarm, enter the security code plus OFF again.
b
Compatible 2-Wire Smoke Detectors
Detector Type
Device Model #
v
Photoelectricw/heatsensor,directwire
SystemSensor2300T
Photoelectric,directwire
SystemSensor2400
Photoelectricw/heatsensor,directwire
SystemSensor2400TH
Photoelectricw/B401Bbase
SystemSensor2451
Photoelectricw/heatsensor& B401Bbase
SystemSensor2451TH
Ionization,directwire
SystemSensor1400
Ionizationw/IMOIBbase
SystemSensor1451
PhotoelectricductdetectorwLDH400base
SystemSensor2451
Ionizationductdetect.wiDH400base
SystemSensor1451DH
r
---------
1
2-WIRE SMOKE UJ
z
L---------J
IN ULINSTALLATIONS,ONLY ZONE 1
MAY BE USEO FOR FIRE.
Figure 7. 2-Wine Smoke Detector Connected to Zone 1
Wdng 4-W- SmokdCombuetion Detectors on Zones 2-7
The system will support as many 4-wire detectors as can be powered from
Auxiliary Power on the control on zones 2-7. Refer to the detector’s
instructions for complete details regarding its proper installation and
w
operation.
1.
2.
Connect 12 volt power for the detectors horn Auxiliary Power terminals 4
and 5, (which will interrupt power for fire alarm reset). Observe proper
polarity when connecting detectors.
Connect detectors (includirw heat detectors. if used) across terminals of
the zone selected (zones 2-7”may be used). W dete~rs must be wired in
parallel.
3. To supervise power, we recommend the use of a System Sensor
No. A77-716B supervisory module.
F@re 8. 4-wire Smoke Detector Connection (Zonee 2-7)
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