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Pressure Switch – Sentry Series

Flexibility on controls, alarms, price sensitive applications

The Sentry family of switch products, comprising of PO1, PO2 and PO3,  offers pressure ranges from -1 bar up to +1.5 bar and Pmax up to 15 bar. The one-piece enclosure offers exceptional build quality, across the range, as well as a reduction in the parts needed for manufacture, making it more economic to manufacture and better for the environment. (EAC certification is available on request).

Key Features
• SPDT & DPDT Switch Outputs
• Stainless steel and Aluminium Epoxy Coated Flameproof Enclosure IP66/NEMA4X
• ATEX / IECEx Flameproof & Intrinsically Safe
• 316 Stainless Steel Wetted Parts as Standard.
• Field Adjustable Set-points Against a Reference Scale
• Pressure Ranges up to 700bar (10,000psi)
• Maximum Working Pressure up to 1000bar (15,000psi)
• Safety Vented Design as Standard
• Suitable for use SIL 2 safety related systems
• Market leading 5 year warranty
• ECAS Certified (Emirates Conformity Assessment Scheme)

Features & Benefits

  • Screwed lid and integral terminal block
    A screwed lid gives the users quick access for connecting to the integral terminal block or for set-point adjustment.
  • Better than 1% set-point repeatability
    Users can expect a set-point repeatability performance better than 1% on all configurations with some configurations being significantly better
  • 5 year warranty
    A market leading 5 year warranty gives users peace of mind
  • Safety
    All Sentry models come with a safety vent to prevent the enclosure becoming pressurized in the event that the sensor is inadvertently damaged by excessive pressure. In addition, the complete Sentry family has been assessed for use in SIL 2 safety related systems

Documentation

 
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