Burkert 2301 - General Technical Data

21
Technical data
7.6 General technical data
Control functions (CF) Valve seat always closes against
mediumow
 ControlfunctionA Closedbyspringforceinrestposition
 ControlfunctionB Openedbyspringforceinrestposition
 ControlfunctionI  Settingsfunctionofthealternating
pressurisation(notforactuatorsize
ø50mmincombinationwithType8696)
Actuator sizes   ø50mm,ø70mm,ø90mm,ø130mm
Materials
Valve body 316L
Actuator PPS and stainless steel
 Sealingelements  FKMandEPDM
 Spindleseal   PTFEV-ringswithspringcompensation
(withsiliconegrease)
 Controlcone   ControlconewithPTFEseal,PEEKseal
or steel/steel seal
Spindle 1.4401/1.4404
Spindle guide 1.4401/1.4404/316L
Ports
Pilotairport  preparedfordirectcoupling
Body ports
 Flange:     DINEN1092-1,ANSIB16.5,JIS10K
 Thread:     G,RC,NPT(ENISO228-1,ISO7/1/
DINEN10226-2,ASMEB1.20.1)
 Weldedconnection: ENISO1127row1/ISO4200/
DIN11866rowB,
DIN11850row2/DIN11866rowA/
DINEN10357rowA,
ASMEBPE/DIN11866rowC,
BS4825-1,SMS3008
 Clamp:     ISO2852,DIN32676rowAandrowB,
ASMEBPE/DIN32676rowC,
BS4825-3
Media
Controlmedium   InstrumentairasperDINISO8573-1
Flowmedia    Water,alcohols,oils,fuels,hydraulic
fluids,salinesolutions,lyes,organic
solvents,vapour,air,neutralgases
Any      Installationposition,preferablyactuator
faceup
Degree of protection IP67asperIEC529/EN60529
Type2301
English