User's Manual

GunOverview
Gun Gun
Gun
Overview Overview
Overview
How How
How
the the
the
Electrostatic Electrostatic
Electrostatic
Spray Spray
Spray
Gun Gun
Gun
Works Works
Works
Theairhosesuppliesairtothespraygun.Partof
theairoperatesthealternatorturbineandtherest
oftheairatomizestheuidbeingsprayed.The
alternatorgeneratespower,whichisconvertedby
thepowercartridgetosupplyhighvoltagetothe
gun’selectrode.
Thepumpsuppliesuidtotheuidhoseandgun,
wheretheuidiselectrostaticallychargedasit
passestheelectrode.Thechargeduidisattracted
tothegroundedworkpiece,wrappingaroundand
evenlycoatingallsurfaces.
Spraying Spraying
Spraying
Waterborne Waterborne
Waterborne
Fluids Fluids
Fluids
Electrostatically Electrostatically
Electrostatically
Thiselectrostaticairspraygunisdesignedtospray
only only
only
waterborneuidswhichmeetthefollowing
ammabilityrequirements:
•FM, FM,
FM,
FMc FMc
FMc
Approved: Approved:
Approved:
Materialdoesnotsustainburninginaccordance
withtheStandardTestMethodforSustained
BurningofLiquidMixtures,ASTMD4206.
•CE-EN CE-EN
CE-EN
50059 50059
50059
Compliant: Compliant:
Compliant:
Materialswhichcannotbeignited,inanymixture
withair,byanenergysourceoflessthan500mJ.
Whenconnectedtoavoltageisolationsystem,
alloftheuidinthespraygun,uidhose,and
isolateduidsupplyischargedtohighvoltage,
whichmeansthatthesystemhasmoreelectrical
energythanasolvent-basedsystem.Therefore,
onlynon-ammableuids(asdenedunder
Models,page3)canbesprayedwiththesystemor
beusedtoclean,ush,orpurgethesystem.
Precautionsmustbetakenwhenusingelectrostatic
waterborneequipmenttoavoidpotentialshock
hazards.Whenthespraygunchargestheisolated
uidtohighvoltage,itissimilartocharginga
capacitororabattery.Thesystemwillstoresomeof
theenergywhilesprayingandretainsomeofthat
energyafterthespraygunisshutoff.Donottouch
thegunnozzleorcomewithin4in.(102mm)of
theelectrodeuntilthestoredenergyisdischarged.
Theamountoftimeittakestodischargethe
energydependsonthesystemdesign.Followthe
FluidVoltageDischargeandGroundingProcedure,
page30,beforeapproachingthefrontofthegun.
NOTE: NOTE:
NOTE:
TheGracowarrantyandapprovalsare
voidiftheelectrostaticspraygunisconnectedtoa
non-Gracovoltageisolationsystemorifthegunis
operatedabove60kV.
Controls, Controls,
Controls,
Indicators, Indicators,
Indicators,
and and
and
Components Components
Components
Theelectrostaticgunincludesthefollowing
controls,indicators,andcomponents(seeFig.
1).ForinformationonSmartguns,alsosee
SmartGuns,page10.
8 3A2496D