Basic Documentation

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Description
DesignedforusewithFlowritevalveswitha3/4-inch(20mm)
stroke,theFlowriteSAXElectronicActuatorrequiresa24Vac
supply,andreceivesa0to10Vdcor4to20mAcontrolsignal
toproportionallycontrolthevalveorreceivesaoatingcontrol
signaltoprovideoatingcontrolofthevalve;availableas
non-springreturn.
Features
• Direct-coupledinstallationrequiresnospecialtools
oradjustments
• Visualandelectronicstrokeindication
• Manualoverride
• Non-springreturn
• 180lbf.(800N)nominalforcefornon-springreturnmodels
• Automaticcalibration
• Electromechanicalswitchesprotectcomponentsfrom
overloadandstallcondition
• Maintenance-free
• Orderableasanactuatoronlyorasacomplete
valve/actuatorassembly
Applications
TheFlowriteSAXElectronicValveActuatorisdesignedtobeused
withtheFlowriteandothervalvesinliquidandsteamservice
applications.Theyareidealforinstallationsrequiringquickresponse
andexcellentresolution.
Wiring Diagrams
SAX Series Electronic Valve Actuators
24VacProportionalorFloating3PControl
Non-SpringReturn
Specications
Operating Voltage ..................................24Vac±20%,24Vdc+20%/-15%
Frequency ................................................................................... 45-65Hz
Power Consumption
 SAX61.03U .....................................................................................8VA
 SAX81.03U ........................................................................................ 5VA
Control Signals
ControlInput(Y)
  Voltage .............................................................................0to10Vdc
  Current .................................................................................4-20mA
 ControlInput(Z)
  Resistance ...................................................................... 0-1000Ohm
 PositionFeedbackOutput(U) ................................................0to10Vdc
Function
 NominalStroke ..................................................................3/4”(20mm)
 RunTime
  SAX61.03U,SAX81.03U ......................................................... 30sec.
 NominalForce
  SAX61.03U,SAX81.03U ........................................... 180lbf.(800N)
Agency Approvals ..........................................................................UL873,
CSAC22.2No.24-93
Operating and Storage Temperature
OperatingTemperature .....................................23to131°F(-5to55°C)
 StorageTemperature .........................................5to131°F(-15to55°C)
 TransportTemperature ...................................-13to158°F(-25to70°C)
 AmbientHumidity ................................... 5to90%RH,Non-condensing
 MediaTemperature ................................................ Upto300°F(150°C)
Conduit Opening ..................................................................... 1/2”NPSM
Mounting Location ................................................ NEMA1(InteriorOnly)
VE0355R1
AB
G
M
YZ
G0 UM
0 to 10 Vdc
0 to 10 Vdc
24 Vac
24 Vac
4 to 20mA
0 to 1000Ω
100%
0%
EA0744R1
EARTH GROUND
ISOLATING CLASS 2
TRANSFORMER FOR
24 Vac POWER

120 Vac
Y2
Y1
G
NEUT
CONTROLLER
24
Vac
NSRProportional NSRFloating