Digital Monitoring Products XR2500F Guía de instalación descargar pdf (Pagina 29)

XR2500F Installation Guide Digital Monitoring Products

InstallatIon

Smoke and Glassbreak Detector Output

14.1 Terminals 11 and 12

Terminal11suppliespositive12VDCregulatedtopower4-wiresmokedetectorsandotherpowereddevices.

ThisoutputcanbeturnedoffbytheuserforvesecondsusingtheSensorResetUserMenuoptiontoallow

latcheddevicestoreset.Terminal12isthegroundreferenceforterminal11.

14.2 Current Rating

TheOutputcurrentfromterminal11issharedwithterminals7,25,and27.

Thetotalcurrentdrawofalldevicespoweredfromthepanelmustbeincludedwithterminal11calculations

andmustnotexceedthemaximumoutputrating.

Powered Zones for 2-Wire Smoke Detectors

15.1 Terminals 25–26 and 27–28

Panelterminals25through28providetworesettableClassB,StyleA,2-wirepoweredzones.For

programmingpurposesthezonenumbersare9and10.

Note:Themaximumwirelengthforeitherzone9orzone10is3000feetusing18AWGor1000feetusing

22AWG.Themaximumvoltageis14VDCandthemaximumnormalstandbycurrentis1.25mADC.The

maximumlineimpedanceis100Ohms.Themaximumshortcircuitcurrentis56mA.

Whenusing725ZoneExpansionModules,useincluded,listed6.8kOhmEOLresistors.Thecompatibility

identierforthezonesusing725ZoneExpansionModulesisB.Whenusing715ZoneExpansionmodules,

uselisted3.3kOhmEOLresistors,Model309.Forallotherzoneexpansionmodules,uselisted1.0kOhm

Model310EOLresistors.ThecompatibilityidentierforthezonesisA.

Note:Donotmixdetectorsfromdifferentmanufacturersonthesamezone.

Caution:PerformingaSensorResetmomentarilydropspowertothedevicesonZones9and10.Thepanel

viewsthesezones(9and10)as“Open”whilethepowerisabsent.

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Digital Monitoring Products XR2500F Guía de instalación Pagina 29