Installation Guide

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is section applies to o-grid systems which regularly use generator-supplied power.
Why you may want it: Some systems include fuel-powered generators for either back-up or
regularusage.AdvanceGeneratorStartModesetstheconditionsunderwhichageneratorwill
automaticallystartandstop,eliminatinginconvenientmanualstartsandstops.Ifauserisn’tat
home or near the system, the generator will run anyway, in some cases keeping vital appliances
and motors running.
AdvancedGeneratorStart(AGS)Modeutilizestheauxiliary(AUX)outputfoundoneachFX
andiscompatiblewithanytwo-wirestartgenerator.AGSoersavarietyofconditionsthat
willstartageneratorbyenergizingtheFXAUXoutputortheFLEXnetDCrelayoutput.
AGSstartsthegeneratoranytimeoneormoreoftheGenStartconditionsaretrueandwill
stopthegeneratoronlywhenalloftheconditionsarefalseexceptduringaprogrammedQuiet
Time (normallyatnightwhenanoisygeneratorwouldbedisturbing).
GenAlertisanotherwaytoautomaticallystartagenerator,butitdoesnotoertherangeof
programmingoptionsasAGS.AGSisafunctionoftheMATEwhileGenAlertisafunctionof
theFX,whichisprogrammedusingtheMATE.InformationontheGenAlertfunctioncanbe
foundintheFXprogrammingandoperationsmanual.
AGScanstartageneratorunderthefollowingvarietyofsettings:
• VoltageStart
• LoadStart
• MustRun
•StateofCharge%Start(FLEXnetDC)
• Exercise
SAFETY WARNING: AGS can cause severe damage if the generator and battery bank are
not properly maintained.
NOTE:ChooseeitherAGSorGenAlerttoautomaticallystartyourgenerator.EnablingAGS
overridesallAUXcontrolfunctionsofthatparticularinverter.
NOTE:LowBatteryCutOutoverridesQuietTime.
Automatic Generator Start (AGS) Mode