nstallation Instructions

- 6 - AL1042ULADA
Terminal Identification Table:
Power Supply Board
Terminal Legend Function/Description
L,N Connect120VACtotheseterminals:LtoHot,NtoNeutral.
-DC+ 24VDC@10ampcontinuous,10ampinalarmnonpower-limitedoutput.
ACFAIL
NO,C,NC
Form“C”drycontactsindicatethelossofAC,withACpresentterminalsmarked[NOandC]are
open,[NCandC]areclosed.WhenlossofACoccursterminalsmarked[NOandC]areclosed,
[NCandC]areopen.
ACLOCAL
NC,NO,C
Form“C”drycontactsusedtoinstantaneouslysignalthelossACtolocalannunciationdevices,
withACpresentterminalsmarked[NOandC]areopen,[NCandC]areclosed.Whenlossof
ACoccursterminalsmarked[NOandC]areclosed,[NCandC]areopen.
BATFAIL
NO,C,NC
Form“C”drycontactsindicatelowbatteryvoltageorlossofbatteryvoltage.Undernormal
conditionsterminalsmarked[N.O.andC]areopen,[NCandC]areclosed.Duringatrouble
conditionterminalsmarked[N.O.andC]areclosed,and[N.C.andC]areopen(Fig. 3, pg. 8).
+BAT- Stand-bybatteryinput(leadsprovided)(Fig. 3, pg. 8).
*Power Board Parameter Specifications:
• ACFailconditionwillreportapproximately1.5hoursafterlossofAC.TosetACDelayto30seconds,powertheunit
 down(ACsupplyandBattery)priortochangingswitchposition.Openorclose“ACDelay”switch,respectively.
• Lowbatteryconditionwillreportatapproximately20VDC.
• Batterypresencedetectionwillreportwithin180secondsafterbatteryremainsundetected(missingorremoved).
 Arestoredbatterywillreportwithin30seconds.
LED Diagnostics:
Power Supply Board
Red (DC) Green (AC) Power Supply Status
ON ON Normaloperatingcondition.
ON OFF LossofAC,Stand-bybatterysupplyingpower.
OFF ON NoDCoutput.
OFF OFF LossofAC.Dischargedornostand-bybattery.NoDCoutput.
AL842LGK - Logic Board
LED OFF ON BLINK (LONG)* BLINK (SHORT)**
ON Normal AlarmCondition TroubleCondition TroubleConditionMemory
ON Normal AlarmCondition TroubleCondition TroubleConditionMemory
OFF Normal AlarmCondition TroubleCondition TroubleConditionMemory
OFF Normal AlarmCondition TroubleCondition TroubleConditionMemory
Input1 Normal AlarmCondition TroubleCondition ---
Input2 Normal AlarmCondition TroubleCondition ---
Fault Normal AlarmCondition --- ---
* Indicatesexistingtroublecondition.Whenatroublecondition(open,shortorground)occursonaspecificoutput,the
 correspondingredoutputLED,[OUT1-OUT4]willblink.ThecorrespondinggreeninputLEDwillblinkaswell.
**Indicatestroubleconditionmemory.Whenatroubleconditionrestores,theunitsredoutputLEDs,[OUT1-OUT4]
 willblinkwithashorteranddistinctlydifferentduration.ThegreeninputLEDswillbeoff(normalcondition).
 ToresetthememorydepresstheresetbuttonlocatedontheAL842LGKlogicboard(Fig. 2c, pg. 8).
 TheLED(s)willextinguish.
Note: Whenindicatingcircuitshaverestored,troublememoryresetisnotrequiredfornormaloperation.