QIR100H| © 2022 Inim Electronics S.r.l.
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2.3 Balancing
Side view
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2.2
0
2.5
3
2.3 Balancing
Thealarmsignalsandtamper(ontheline,forcedopeningorremovalofthedevice)mustbesignaledtothe
controlpanelthroughtheconnectionswiththeavailableterminals.
Inadditiontothis,thealarmandlinetampersignalscanbecommunicatedwiththeuseofappropriatebal-
ancing,inordertobeabletouseasinglecontrolpanelinput(inthegraphsbelow,indicatedby‘Tx’).
Thewiringandrespectivebalancingmethoddependonthetypeofdetectoryouareinstalling,andthelevel
ofprotectionyouwishtoachieve.
Thedetectorscanbepoweredthrough:
l
terminals[+AUX/12V]and[-/GND]onthecontrolpanel
l
terminals[+AUX/12V]and[-/GND]onexpansions
l
terminal[+/12V]andterminals[-/GND]onkeypads
l
fromany12VancillarysourceonconditionthatitsGNDreferenceisincommonwiththatofthecon-
trolpanel.
2.3.1 N.C./N.O.
InthecaseofN.C.(normallyclosed)balancing,itispossibletodetect2distinctconditionsonthezone:
l
stand-by(0Ohm)
l
alarm(opencircuit)
Ifyouwantthedetectortosignaltamperevents,itisnecessarytoconnectthe‘Tamper’terminaltoa‘24h’
zoneonthecontrolpanel.