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Explosion Proof Pressure Switches Flanged Connection

Explosion Proof Pressure Switches Flanged Connection
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Explosion Proof Pressure Switches Flanged Connection - 1

Data sheet Date Page EXPLOSION PROOF PRESSURE SWITCHES FLANGED CONNECTION EPSILON MS4 The EPSILON explosion proof pressure switches series MS4 are suitable for use with chemical, petrochemical, machinery, food, pharmaceutical or onshore and offshore applications. These instruments are certified for zone 0/1. Setting Ranges from 0-160 bar. ATEX gr.II cat.1/2GD EExd IIC T6 ATEX approvals available under our PCI TEMA brand. TECHNICAL CHARACTERISTICS Case and cover : Aluminium painted, with screwed cover Protection degree : IP65 (EN60529/IEC529), NEMA 4 Electrical wiring : internal terminal board Ground terminal : 1 internal and 1 external Internal parts material : Stainless Steel Sensing element: Diaphragm diameter 98mm(diam. 110mm for range 0±0,6bar) Element material : AISI 316+ Viton O-Ring up to range 0±2,5bar Zinc Steel coated with AISI316 for ranges from 0/4bar to 0/25bar Process connection material : AISI 316 Connection dimension: flange UNI-DIN DN15-25 ; ANSI ½” - 1” Cable entry : ½”NPTF , ½”BSPF , M20x1,5 Mounting: direct on tap, wall or 2”pipe mounting (optional bracket) Ranges: see table B at page 2 Micro switch :1 SPDT or 2 independent SPDT with fixed differential or with adjustable dead band according to table A at page 2 Set point adjustment : internal micrometric screw Repeatability : better than 1% f.s. Ambient temperature limit: 0/+60° C Fluid temperature limit: -30/+150° C Thermal drift : ≤ 0,05%/° C Construction acc.to ATEX directive 94/9/EC gr.II cat. 1/2GD with Explosion proof protection mode EExd IIC T6 . Certificate number : CE ATEX 03.0103.06/2537X Construction according to PED directive 97/23/EC OPTIONS AND ACCESSORIES DESCRIPTION Hastelloy-C diaphragm Tantalum diaphragm Titan diaphragm MONEL 400 diaphragm AISI316+Teflon diaphragm Teflon coated connection Wall mounting bracket 2”pipe mounting bracket Degreasing for O2 service High temperature verison Vacuum protection Overpressure up to 10bar ranges 0/1-1,6-2,5bar Overpressure up to 15bar ranges 0/4-6bar Overpressure up to 20bar range 0/10bar Overpressure up to 30bar range 0/16bar Overpressure up to 35bar range 0/25bar Overpressure up to 60bar range 0/40bar Overpressure up to 80bar range 0/60bar Accessories (syphon, valves, chemical seals) HOW TO ORDER Please specify: model, micro switch, setting range, process connection, cable entry, options and accessories Example : EPSILON MS4, O, 0-4bar, ½” ANSI 150RF, C01,F _______________________________________________________________________________________________ PCI (Process System Solutions) Ltd, Unit 7 Slaidburn Crescent, Southport, Merseyside, PR9 9YF, UK, Tel: +44 (0) 1704 509090, Fax: +44 (0) 1704 509091, email: sales@pci-instruments.com, Website: www.pci-instruments.com (Specifications are subject to change without notice)

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Explosion Proof Pressure Switches Flanged Connection - 2

Data sheet Date Page TABLE A : MICROSWITCHES TYPE OF CONTACT In air,Silver contacts splash proof silver contact In air, golden plated contacts Silver contacts, sealed in inert gas Gold plated contacts, sealed in inert gas In air, Silver contacts with adjustable dead band Dead band 1 micro (1) Dead band 2 micro (1) Setting range Proof pressure Pressure (bar) for gold plated contacts, values are 3 times Dead band for adjustable dead band microswitch adjustment from 10 to 50% of range CABLE ENTRY D2 Type Code ½” BSP / F C01 ½” NPT / F C02 M20x1,5 C03 other C99...

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