Valve function2x3/2-way, monostable, closed 2x3/2-way, open, monostable 2x3/2-way, open/closed, monostable 3/2-way, closed, monostable 3/2 open, monostable 5/2 bistable 5/2-way, monostable 5/3-way, pressurised 5/3 exhausted 5/3 closed
Type of actuationElectric
Valve size21 mm
Standard nominal flow rate (standardised to DIN 1343)500 l/min ... 700 l/min
pneumatic working portG1/8 1/8 NPT QS-4 QS-6 QS-8 QS-5/32 QS-1/4 QS-5/16
Operating voltage110V AC 120V AC 12V DC 230V AC 240V AC 24V AC 24V DC
Operating pressure-0.9 bar ... 10 bar
DesignPiston gate valve Poppet seat
Type of resetMechanical spring Pneumatic spring
Approvalc UL us - Recognized (OL)
CE mark (see declaration of conformity)To EU Explosion Protection Directive (ATEX)
Explosion protection certification outside the EUEPL Dc (GB) EPL Gc (GB)
UKCA marking (see declaration of conformity)To UK EX instructions
ATEX category gasII 3G
ATEX category dustII 3D
Explosion ignition protection type for gasEx ec IIC T4 Gc X
Explosion ignition protection type for dustEx tc IIIC T115°C Dc X
Explosion ambient temperature-10°C <= Ta <= +60°C
Degree of protectionIP65 IP67 With plug socket To IEC 60529
Exhaust-air functionWith flow control option
Sealing principleSoft
Mounting positionoptional
Manual overrideDetenting Non-detenting Covered
Type of pilotingPilot actuated
Pilot air supplyExternal Internal
Flow directionReversible with restrictions
Explosion protectionZone 2 (ATEX) Zone 2 (UKEX) Zone 22 (ATEX) Zone 22 (UKEX)
Operating mediumCompressed air to ISO 8573-1:2010 [7:4:4]
Note on operating and pilot mediumLubricated operation possible (in which case lubricated operation will always be required)
Corrosion resistance class CRC2 - Moderate corrosion stress
LABS (PWIS) conformityVDMA24364-B1/B2-L
Cleanroom suitability, measured according to ISO 14644-14Class 6 according to ISO 14644-1
Media temperature-10 °C ... 60 °C
Pilot mediumCompressed air to ISO 8573-1:2010 [7:4:4]
Type of mountingOn manifold rail With through-hole
Breather connectionNot ducted
Note on materialsRoHS-compliant
Material housingDie-cast aluminium Painted
Material piston slideWrought aluminium alloy High-alloy stainless steel
Material screwsGalvanised steel