Data sheet Date Page EXPLOSION PROOF DIFFERENTIAL PRESSURE SWITCHES EPSILON DP2 The EPSILON explosion proof pressure switches series DP2 with horizontal diaphragm for low range, are suitable for use with chemical, petrochemical, machinery, food, pharmaceutical or onshore and offshore applications. These instruments are certified for zone 0/1 Available with vertical diaphragm for high static pressure. Setting Ranges from 0-0.6 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 Element material : AISI 316+ Viton O-Ring Process connection material : AISI 316 Connection dimension: ¼”NPTF or BSP Cable entry : ½”NPTF , ½”BSPF , M20x1,5 Mounting: 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 Version for Intr. Safe circuits High temperature version High static pressure construction 100bar Accessories (manifolds, chemical seals) HOW TO ORDER Please specify: model, micro switch, setting range, process connection, cable entry, options and accessories Example: EPSILON DP2, C, 0-0.6bar, G04, C01 _______________________________________________________________________________________________ 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: [email protected], Website: www.pci-instruments.com (Specifications are subject to change without notice)

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 One side static pressure Pressure (bar) Both side static pressure for gold plated contacts, values are 3 times Dead band for adjustable dead band microswitch adjustment from 10 to 50% of range PROCESS CONNECTION CABLE ENTRY WEIGHT AND DIMENSIONS F = process connection...