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SOLENOID VALVES direct operated, balanced poppet high flow, flameproof enclosure II 2 G/D Ex db IIC T6..T4 Gb / Ex tb IIIC Db IP66/67 1/4 - 1/2

SOLENOID VALVES direct operated, balanced poppet high flow, flameproof enclosure II 2 G/D Ex db IIC T6..T4 Gb / Ex tb IIIC Db IP66/67 1/4 - 1/2
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SOLENOID VALVES direct operated, balanced poppet high flow, flameproof enclosure II 2 G/D Ex db IIC T6..T4 Gb / Ex tb IIIC Db IP66/67 1/4 - 1/2 - 1

SOLENOID VALVES direct operated, balanced poppet high flow, flameproof enclosure II 2 G/D Ex db IIC T6..T4 Gb / Ex tb IIIC Db IP66/67 1/4 - 1/2 3/2 Series 327 FEATURES • Solenoid valves with explosionproof operators NF or WSNF type for use in potentially explosive atmospheres according to ATEX Directive 2014/34/EU EU type examination certificate no.: LCIE 00 ATEX 6008 X IECEx Certificate of Conformity no.: lECEx LCI 07.0015X • Compliance with the Essential Health and Safety Requirements has been assured by compliance with the International and European Standards EN-IEC 60079-0, EN-IEC 60079-1 and EN-IEC 60079-31 • The solenoid valves are recommended for pilot applications with high flow, wide pressure ranges and no minimum operating pressure • Special execution for low ambient and fluid temperatures • Manual Operators are optional including an under pressure removable type • The valves are certified according to IEC 61508 Functional Safety data and have SIL-3 capability (TUV & Exida certification) GENERAL Differential pressure 0 - 10 bar [1 bar =100 kPa] Response time < 100 ms (*) Ensure that the compatibility of the fluids in contact with the materials is verified MATERIALS IN CONTACT WITH FLUID 00197GB-2018/R01 Availability, design and specifications are subject to change without notice. All rights reserved. Body Stem, core tube Core and plugnut Springs Seals & poppets Rider ring OTHER MATERIALS Solenoid enclosure Bonnet, cover screws Core tube Core and plugnut ELECTRICAL CHARACTERISTICS Coil insulation class Coil connection Electrical safety Standard voltages (Other voltages and 60 Hz on request) Brass or stainless steel AISI 316L Stainless steel Stainless steel Stainless steel 0 5,7 mm: FPM or VMQ or (F)VMQ 0 12 mm: NBR or FPM or (F)VMQ PTFE NF: Chromated aluminium, epoxy coated WSNF: Stainless steel (AlSl 316L) NF: Steel (zinc plated) WSNF: Stainless steel Stainless steel Stainless steel SAFETY CODE H (5,7 mm), F (12 mm) IECEx /q II 2G Ex db IIC T6..T4 Gb Screw terminals IECEx / qiI 2D Ex tb IIIC 85°C to 135°C Db IP66/67 IEC 60335-1 DC (=) : 24V - 48V AC (~) : 24V - 48V - 115V - 230V / 50 Hz prefix option All leaflets are available on: www.asco.com

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SOLENOID VALVES direct operated, balanced poppet high flow, flameproof enclosure II 2 G/D Ex db IIC T6..T4 Gb / Ex tb IIIC Db IP66/67 1/4 - 1/2 - 2

ASTO SOLENOID VALVES SERIES 327 <'> Functional Safety certification is not applicable with this feature. <2> Under pressure removable execution • Waterproof enclosure with embedded screw terminal coil according to protection class IP67, CEE-10 • Explosionproof enclosures for use in zones 1/21-2/22, categories 2-3 to ATEX Directive 2014/34/EU (www.asco.com) • Electrical enclosures according to “NEMA” standards are available • Compliance with “UL”, “CSA” and other local approvals available on request • 3/8” pipe thread executions are available on request • Stainless steel exhaust protector...

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SOLENOID VALVES direct operated, balanced poppet high flow, flameproof enclosure II 2 G/D Ex db IIC T6..T4 Gb / Ex tb IIIC Db IP66/67 1/4 - 1/2 - 3

SOLENOID VALVES SERIES 327 DIMENSIONS (mm), WEIGHT (kg) TYPE 01-02 Prefix “NF” , “WSNF” Solenoid Aluminium, stainless steel EN-IEC 60079-1 and EN-IEC 60079-31 II 2G Ex db IIC Gb, II 2D Ex tb IIIC Db IP66/67 Manual operator (MS) execution Manual operator (MO/MS) execution 1 1/2 NPT 2 Manual operator location prefix option catalogue number including coil. 00197GB-2018/R01 Availability, design and specifications are subject to change without notice. All rights reserved. All leaflets are available on: www.asco.com V9

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SOLENOID VALVES direct operated, balanced poppet high flow, flameproof enclosure II 2 G/D Ex db IIC T6..T4 Gb / Ex tb IIIC Db IP66/67 1/4 - 1/2 - 4

ASTO SOLENOID VALVES SERIES 327 ASTO SOLENOID VALVES SERIES 327 00197GB-2018/R01 Availability, design and specifications are subject to change without notice. All rights reserved. All leaflets are available on: www.asco.com 4 - Process Industry

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