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Technical

Datasheet

Pressure Switch VM Series ModelVM2/4

Compact and rugged design ATEX Flameproof EExd IIC 2 GD Stainless steel enclosure as standard All welded construction for process connectionand diaphragm – reduced risk of leakage under extreme conditions Ranges available between 0.25bar/4psiand 700bar/10,000psi Variety of wetted parts including NACE MR-01-75compatible option Field adjustable set point

Product applications Performance characteristics

Designed for volume manufacture, theVM2/4 switch is ideally suited to meet therequirements of OEM manufacturers of: Enclosure options Weatherproof IP66/NEMA 4X Wellhead control safety shutdownsystems Weatherproof IP66/flameproof EEx IIC 2 GD T6 (Tamb –60 Deg C to + 65 Deg C) Water or gas deluge fire protectionsystems T5 (Tamb –60 Deg C to + 80 Deg C) Fuel and lubrication systems, as foundon gas turbines, compressors and other rotating machinery Wetted parts options Valve Actuators Nickel alloy (Monel) diaphragm and process connectionfor NACE MR-01-75 – all welded construction. The choice of models available ensuresthe VM Series is suitable for use in: Standard electrical ratings general purpose applications Refer to Table 6 aggressive outdoor atmospheres, eg:marine or coastal environments Process connection hazardous areas Rc 1/4 (1/4” Bsp tr int) or 1/4 ”NPTF (other sizes via adaptors only) Unit weight 1.5kg/3.3lbs approx Set point Repeatability

How can we help you?

+/- 1% of adjustable range Delta Controls’ range of reliable pressureand temperature measurementinstruments can be customised to meet individual requirements. For technicaladvice or to discuss your application,please contact us on +44 (0) 20 8939 3500 Ambient temperature range -40 to +80 deg C (-40 to +176F) intermittently downto -60 deg C (-76 degF) - ATEX (VM2) -40 to +85 deg C (-40 to +185F) for theweatherproof version (VM2) -25 to +60 deg C (-13 to +140F) Limited by materials used in sensingelement (VM4 only)
TDS. V M2/4.03-05. ISSUE B

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