Buerkert valve Aggressive media

2/2-way-mini Solenoid Valve  Compact design  Low electrical power consumption  Short response times  Hermetically sealing isolating diaphragm  Non-metallic valve internals Technical data ETFE (TEFZEL) Body material PTFE with EPDM - PTFE with FKM Seal material PTFE/EPDM: alkalis, acids to medium concentration, Media washing- and bleaching lyes PTFE/FKM: oxydizing acids and substances, salt solu- tions, oils and waste gases  -10 ... +70 ! Medium temperature max. +55 ! Max. ambient temperature 2 /s 21 mm Max. viscosity Response times approx. 20 ms opening approx. 20 ms closing as required, but preferably with solenoid system upright Installation 12 V DC, 12 V DC battery, 24 V DC, 24 V UC, Operating voltages 220-230 V UC ! 10 Voltage tolerance 4 W Power consumption 100 % continuously rated Duty cycle up to 300 c.p.m. Cycling rate IP 65 Protection class with cable plug Delivery standard: Cable plug DIN 43 650 Electr. connection Form B, 0-250 V. Flying leads 300 mm lenght Ordering chart for valves (other versions on request) All valves with ETFE-body (TEFZEL); without cable plug (see accessory); PTFE-seat

2/2 or 3/2-way Miniature Rocker Solenoid Valve  With isolating diaphragm  Minimal internal volume and ultra low dead volume  High back-pressure tightness  Suitable for aggressive fluids  NC, NO or universal circuit function  Compact 16 mm design Technical data DN 1.5 - 1.6 mm Ori ce PVDF, ETFE, PEEK Body material FFKM, FKM, Seal material, media Resistant to neutral and aggressive liquids and gases,   see Burkert chemical resistance chart   Media temperature 0 to +50 !  FFKM 0 to +60 !  FKM max. +55 ! Ambient temperature Depending on body Internal volumes 68  with sub-base 85  with G 1/8, NPT 1/8 1 !±   30 / - 28  with UNF 4 < 10  on request 12/24 V/DC; 24 V/UC Operating voltage 3.4 W Power consumption !10 Voltage tolerance 100% continuous rating Duty cycle If media or ambient temperatures are above  Manifold mounting +40 !C: intermittent operation 40% (10 min  Cable plug Type 1054 (supplied as standard) Electrical connection 2 , length 500 mm  Two FEP-leads 0.2 mm IP 54 with  ying leads and single cable plug Protection class

2/2 or 3/2 way direct acting flipper solenoid valve with isolating diaphragm; ultra low dead volume; DN 0.6mm; vacuum up to 3bar; fast response time; 11mm width 2/2 and 3/2-way Flipper Solenoid Valve, with hermetic isolation of  uid  Low internal volume  Low power consumption     High back pressure tightness     Optional impulse model  DN 0.6 mm Technical data DN 0.6 mm Ori ce PEEK Body material FKM Seal material Resistant to neutral and slightly aggressive liquids and Medium gases; see Burkert chemical resistance chart 0 to +50 ! Medium temperature Max. +55 ! Ambient temperature 2 Max. 21 mm /s Viscosity Internal volume Approx. 15 Fluid chamber Approx. 45 3/2-way versions Approx. 35 2/2-way versions Flange Port connection UNF 1/4!± - 28, Tube spigot sidewards Push maual override, non-locking Manual override 6, 12, 24 V/DC * Operating voltage !10 V oltage tolerance 1.5 W Power consumption 100% continuous rating Duty cycle 40% intermittent rating (within 10 min) Manifold mounting (in case Media- or ambient temperature higher +40 !C Monostable or bistable (option) Cycling functi

Technical attributes Name Value Unit Type 0290   Operation force-controlled   Actuator type Plunger valve   Main valve operating principle Diaphragm valve   Switch function on/off   Media separation No   Valve function 1 code A   Valve function 1 normally inlet port 1 (P/NC) closed   Fluidic port connection 1 number 2 PCE Valve function 1 number of switching positions 2 PCE Valve function 1 manual actuation No   Flow Above seat   Nominal pressure min 0 bar Nominal pressure max (liquid) 16 bar Main valve orifice 1 (P) (mm) 25 mm kV value (water) 10 m3/h QNn value 1 (gas) 10700 l/min Main valve wetted material Stainless steel   Port connection 1 type Inner thread   Port connection

2/2 and 3/2-way Solenoid Valve for aggressive  uids  Pivoted armature valve with manual override  Direct-acting with hermetic isolation of fluid        Different circuit functions       Body in plastic and stainless steel     Seal materials suitable for aggressive mediums Technical data DN2.0 to 8.0 Ori ce PTFE, (PP, PVDF on request) Body material PVC (resistant acc. to DIN 8062, 8061) Stainless steel 1.4401 FKM, FFKM, (EPDM on request) Seal materials medium Oxydizing acids and substances, oils, salt solutions, FKM waste gases, technical vacuum The valve is particularly suitable for aggressive media, FFKM aromatic compound, ether, ester, ketone (please see Brkert chemical resistance chart Medium temperature body + seal (Material combination) -10 to +50 ! PVC + FKM -10 to +90 ! PTFE/St. st. + FKM -10 to +90 ! PTFE/St. st. + FFKM max. +50 ! Ambient temperature 2 /s max. 37 mm Viscosity !10 Voltage tolerance max. 100/min with AC Cycling rate max. 10/min with UC Duty cycle St. st. body 100% ED   Continuous operation and with universal Current (UC) &

2/2 or 3/2-way Solenoid Valve for aggressive media, G 1/4  Pivoted armature valve with manual override    Direct-acting with separating diaphragm        Different circuit function available        Suitable for aggressive media        Plastic body in PP or PVDF     Technical data DN 3.0 - 5.0 mm Ori ce PP, PVDF Body and seat material Epoxy Coil material H Coil insulation class EPDM, FKM Seal material NBR and FFKM on request Media Alkalis, acids up to medium concentrations,     EPDM alkaline washing and bleaching lyes, Oxidising acids and substances, oils,  FKM salt solutions, waste gases Media temperature C 30 to +80 !  EPDM      0 to +80 !  FKM Max. +55 ! Ambient temperature !10 Voltage tolerance Duty cycle 40% ED (30 min) with 8 W version    Intermittent operation 100% ED with 5 W version (on request)    Continuous operation Tag connector acc. to DIN EN 175301-803 Form A Electrical connection (previously DIN 43650) for cable plug Type 2508 (sup

2/2 or 3/2-way Solenoid Valve for aggressive medium, true union and G 3/8 - G 1/2  Hermetic isolation of fluid from the actuator  Insensitive to aggressive fluids  Different circuit functions  Lockable manual override as standard  Simple installation and removal Technical data DN 10 - 20 Ori ce PVC Body material PVDF on request Epoxy Coil material H Coil insulation class EPDM, FKM Seal material Medium Alkalis, alkaline washing and bleaching lyes  with EPDM Oxydizing acids and substances, salt solutions  with FKM Medium temperature  Body + seal  (Material combination) -30 to +50 !  PVC/EPDM C10 to +50 !  PVC/FKM max. +50 ! Ambient temperature 2 max. 37 mm /s Viscosity !10 Voltage tolerance ca. 100 C 150/min with A Cycling rate max. 6/min with UC 100% continuous rating Duty cycle Cable plug for  7 mm cable, acc. to DIN EN 175301- Electrical connection 803 Form A (supplied as standard) IP 65 with cable or cable plug Protection class as required, preferably with actuator upright Installation Ordering chart for valves (other versions on request) All valves with PVC body, with

[V/Hz] 024/DC 20 15 5.0 0,5 - 6 PVC 041 938 041 934 Ø 25 20 6.0 0,5 - 6 PVC 042 008 042 005 Ø 32 25 14.0 0,5 - 6 PVC 042 079 042 113 Ø 40 32 16.0 0,5 - 6 PVC 042 169 042 133 Ø 50 40 30.0 0,5 - 6 PVC 042 198 042 245 Ø 63 50 36.0 0,5 - 6 PVC 042 264 042 262 Seal material EPDM Ø 20 15 5.0 0,5 - 6 PVC 041 980 041 911 Ø 25 20 6.0 0,5 - 6 PVC 042 045 041 986 Ø 32 25 14.0 0,5 - 6 PVC 042 047 042 126 Ø 40 32 16.0 0,5 - 6 PVC 042 183 042 128 Ø 50 40 30.0 0,5 - 6 PVC 042 195 042 247 Ø 63 50 36.0 0,5 - 6 PVC 042 266 042 261

2/2 or 3/2-way Solenoid Valve, with pivoted armature and isolating diaphragm  Lockable manual override as standard  For liquid, gaseous and aggressive media  Long service life, even in non-lube conditions  Insensitive to contaminated fluids  Analysis version available Technical data (G 1/8, NPT on request) G 1/4 Port connection DN 2.0 - 4.0 Ori ce Brass and stainless steel 1.4401 Body and seat materials Epoxy Coil material H Coil insulation class NBR and FKM (EPDM, FFKM on request) Seal material Media Neutral media, such as compressed air, water,  NBR hydraulic oil   Hot air, oxygen, hot oil, per-solution  FKM Oil and fat-free media on request EPDM   Hot air, oxygen, hot oil, per-solution  on request FFKM   Media temperature 0  to +80 !  NBR 0 to +90 !  FKM -30 to +90 !  on request EPDM +5 to +90 !  on request FFKM max. +55 !C (min. temperature see media temp. Ambient temperature 2 /s max. 37 mm Viscosity 24 V DC, 24 V/50 Hz, 230 V/50 Hz Operating voltage further on request !10 Voltage tolerance 100% continuous rating Duty cycle Cable plug Type

3/2-way Solenoid Valve, sub-base  3-way solenoid valve with pivoted armature     and manual override  Direct-acting with separating diaphragm  Fast-acting  For liquid, gaseous and aggressive Medium  Long service life, even in non-lube conditions Technical data DN 2.0C3.0 m Ori ce Brass and stainless steel 1.4401 Body and seat materials Epoxy Coil material H Coil insulation class NBR, FKM (EPDM on request) Seal material Neutral Medium such as compressed air, water, Medium hydraulic oil  NBR Hot air  FKM Oil and fat-free Medium  EPDM (on request) Medium temperature 0 to +80 !  NBR 0 to +90 !  FKM C 30 to +90 !  EPDM (on request) Max. +55 !C (min. temperature see Medium tem Ambient temperature perature) 2 /s max. 37 mm Viscosity !10 Voltage tolerance 100% continuous rating Duty cycle Use reduced duty cycle or 5W coil Manifold mounting Tag connector acc. to DIN EN 175301-803 Form A Electrical connection (previously DIN 43650) for cable plug Type 2508 (supplied as standard) IP 65 with cable plug Protection class as required, preferably with actuator upright Instal

2/2 or 3/2 way direct acting rocker solenoid valve  With isolating diaphragm  Ultra low dead volume  High back-pressure tightness  Normally closed, normally open or  universal function  16mm width/station Technical data DN 0.8 mm, other ori ces on request Ori ce PPS Body material FKM, EPDM Seal material Resistant to neutral liquids and gases, see Brkert Medium chemical resistance chart DN 0.8                 FKM                 =       0 to +50 !C Medium temperature DN 0.8                 EPDM               =   -10 to +50 ! DN 1.2 & 1.6        FKM/EPDM       =  +10 to +50 ! Max +55 ! Ambient temperature 2 Max 21mm /S Viscosity  Depending on body Internal volume 68  with sub-base < 10  

2/2- or 3/2-way- Rocker Solenoid Valve  Direct acting  Hermetic isolation of fluid   1)  Vacuum to 10 bar  Orifice 2 or 3 mm  Manual override as standard  Sub-base and threaded port version  22 mm width per station Technical data Body material PEEK and PPS G, NPT connection PPS subbase connection EPDM or FKM Seal material Resistant to neutral and slightly aggressive  uids Medium (see chemical resistance chart); technical vacuum 0 !C ... +70 ! Medium temperature 0 !C ... +60 ! Ambient temperature max. 21 mm2/s Viscosity Sub-base Port connection G 1/8 NPT 1/8 on request 24 V DC, 230 V / 50 Hz Operating voltages Other voltages on request ! 10 Voltage tolerance 5 W Power consumption 100 % continuous rating Duty cycle  Acc. to Form B industrial standard for cable plug Type 2507 Electrical connection  Rectangular plug  500mm leads on request Standard Manual override As required, preferably with actuator upright Installation IP40 Protection class Ordering chart  ce Circuit function OriDN [mm] Body material Seal material Voltage/frequency [V/Hz] Port connection Electric

2/2 and 3/2-way Rocker Solenoid Valve for analytical applications  10 mm width   Orifice DN 0.8 to DN 1.6 with pressure range vacuum to 5 bar  Medium separation, for aggressive fluids  Direct acting Technical Data DN 0.8 mm (Vac-5 bar), DN 1.6 mm (Vac-2 bar) Ori ce PEEK / PPS Body material FFKM / FKM / EPDM Seal material Resistant to neutral and aggressive gases and liquids Medium acc. to our chemical resistance chart Medium temperature +15! C to +50!  FFKM C 5! C to +50!  FKM C 5! C to +50!  EPDM Ambient temperature   +15! C to +55!  FFKM C10! C to +55!  FKM C10! C to +55!  EPDM <100 Internal volume Sub-base / UNF / Tube connection Port connection Flying leads, Rectangular plug Electrical connection 1) 1)  / 12V 24 V Power supply Voltage tolerance 2) !10  24V 2) +10% / C5  12V 4W inrush power Nominal power consumption 1W nominal holding power (internal power reduction ) 100% continuous rating Duty cycle As required Installation IP 40 Protection class 3) max. 5 Hz Switching frequency Acc. DIN 12238 Response times ca. 10 ms (Pressure rise 0-10%) &

2/2 and 3/2-way Rocker Solenoid Valve for analytical applications  16 mm width   Orifice DN 2.0 - DN 3.0 with pressure range vacuum to 5 bar  Medium separation, for aggressive fluids  High back-pressure tightness  Direct acting Technical Data DN 2.0 mm, DN 3.0 mm Ori ce PEEK, PPS Body material FFKM, FKM, EPDM Seal material Resistant to neutral and aggressive gases and liquids Medium acc. to our chemical resistance chart Medium temperature +15 !C to +50 !C  FFKM -10 !C to +50 !C    FKM -10 !C to +50 !C    EPDM DN 2.0 +5 !C to +50 !C    EPDM DN 3.0 Ambient temperature   +15 !C to +55 !C  FFKM -10 !C to +55 !C    FKM -10 !C to +55 !C    EPDM DN 2.0 +5 !C to +55 !C    FFKM DN 3.0 <470 Internal volume Sub-base, UNF, G 1/8, Tube Port connection Flying leads, Rectangular plug Electrical connection 1) 1) , 12 V 24 V Power supply 2) 24V !10 Voltage tolerance 2) 12V +10% / -5% 13.6W inrush power Nominal power consumption 3.4W nominal holding power (internal power reduction ) 100% continuous rating Duty cycle As required Installation

2/2- and 3/2-way Rocker Solenoid Valve  22 mm ultra compact design with ori ces upto DN 3.0  Isolating diaphragm for high chemical resistance  Circuit function NC, NO and 3-way universal  Back pressure tightness via rocker principle  Minimal internal volume with excellent cleanability Technical Data DN 2.0 or 3.0 mm Ori ce PEEK or PPS (PVDF, PP on request) Body material FFKM, FKM or EPDM Seal material Resistant to neutral and aggressive gases and liquids acc. to Medium our chemical resistance chart Medium temperature 0 to +55 !  FKM +10 to +55 !  FFKM C10 to +55 !  EPDM Ambient temperature    0 to +55 !  FKM +10 to +55 !  FFKM C10 to +55 !  EPDM approx. 200 Internal volume max. ca. 21 mm2/s Viscosity  Brkert-Flange (22 x 35 mm Port connection  G 1/8  NPT 1/8  Barbed hose connector 4 mm (5/32")  Push-in connector (tube's external diameter 6mm)  PFA single  ying leads, 0,5mm2, 500mm Electrical connection  Rectangular plug for cable plug Type 2505   Industry plug acc. to DIN 43650 Form B for cable plug Type 2507 on request