QUICK PRODUCT SEARCH
ADVANCED SEARCH

    Approvals

  • ATEX Ex d
  •  
  • ATEX Ex ia
  •  
  • ATEX Ex N
  •  
  • CCOE
  •  
  • Class 1E
  •  
  • CRN
  •  
  • CU TR EAC Exd
  •  
  • CU TR EAC Exia
  •  
  • Ex GOST R & RTN Permit
  •  
  • GGTN-K Permit
  •  
  • GPN Permit (Belarus)
  •  
  • HAF604
  •  
  • IECEx Ex d
  •  
  • IECEx Ex ia
  •  
  • INMETRO Ex d
  •  
  • NEC 500 Expl.
  •  
  • NEC 500 IS
  •  
  • PED CAT IV
  •  
  • RCC-E
  •  
  • SIL
  •  
  • SIL 1
  •  
  • SIL 2
  •  
  • SIL 3
  •  

    Measurement

  • Differential pressure
  •  
  • Flow
  •  
  • Level
  •  
  • Pressure
  •  
  • Steam & Water
  •  
  • Temperature
  •  

    Product class

  • Accessories
  •  
  • Conductivity Probe
  •  
  • Controller
  •  
  • Diaphragm Seals
  •  
  • Gauges
  •  
  • Handheld Communicator
  •  
  • Mobrey
  •  
  • Switches
  •  
  • Transmitters
  •  

    Series

  • Compact Series
  •  
  • D-Series
  •  
  • Digital Series
  •  
  • Industrial Series
  •  
  • Performance Series
  •  
  • Sentry Series
  •  
  • Volume Series
  •  

    Steam and Water



D0 Differential Pressure Switch – Sentry Series

CU TR EAC Exd

Showing all 15 results

  • D0 Differential Pressure Switch – Sentry Series

    D0 Differential Pressure Switch – Sentry Series

    This Sentry switch is available in models D01, D02 and D03 (EAC certification is available on request).

    • Robust weatherproof, epoxy coated, aluminium housing approved to IP66 and NEMA 4X
    • SPDT and DPDT switch contacts with environmentally and hermetically sealed options
    • Stainless steel wetted parts as standard
    • Better than 1% set-point repeatability
    • Market leading 5 year warranty
    • Pressure ranges from 0.4 to 700 bar (4 to 1500 psi)
    • Pmax up to 1000 bar depending on range
    Weatherproof/Flameproof/Ex ia
  • 131 Flow Switch – Performance Series

    131 Flow Switch – Performance Series

    This Vane Operated Flow Switch is designed to provide protection and control in ducted air systems with flammable atmospheres making it suitable for traditional industries such as Oil& Gas, Chemical, Petrochemical and Refining where it works best in temperatures ranging from 0 -60C.

    Key Features

    • Air Flow.
    • 2.5 to 12.5 m/sec.
    • 500 to 2500 ft/min
    • ATEX and IECEx.

     

    Control and alarm applications, designed for HVAC
  • 201 Pressure Switch – Performance Series

    201 Pressure Switch – Performance Series

    Initially designed in the mid-70s and developed over subsequent years. the Performance Series range of pressure switches offers the broadest range of options, the highest levels of set-point repeatability all combined with the long-term performance and confidence of a well-established product.

    Performance Series models 201/202/203/281 utilize a bellows type sensor that offers a very linear response to pressure change.  This sensor, coupled with a precision stainless steel mechanism, designed to minimise friction in the moving parts, helps deliver the market leading performance customers have come to expect from the series.

    This range of pressure switches has been most successful in industries which may have corrosive atmospheres or need products that are resistant to chemical attack, such as the Oil and Gas, Chemical, Petrochemical, Power and Food.

    The 201 Presure Switch is suitable for setpoints between -1bar and 75bar with maximum working pressures up to 100bar. Available in models 202, 203 and 281 (EAC certification is available on request).

    Features:

    • Precision stainless steel mechanism for arduous atmospheres and high humidity.
    • Set point adjustable over whole range against calibrated scale with tamperproof adjuster.
    • Weatherproof and Flameproof models ATEX and IECEx.
    • Safety vented or blow out device as standard.
    • NACE MR-01-75 compatibility.
    • Hermetically sealed microswitch option.
    • Models for fixed switching differential, adjustable differential and HI-LO operation.
    • Precise and accurate operation guaranteed by use of hydraulic formed bellows, or capsule stack.

     

    Bellows Actuated for high performance on control style applications
  • 207 Diaphragm Actuated Absolute Pressure Switch – Performance Series

    207 Diaphragm Actuated Absolute Pressure Switch – Performance Series

    As part of the Delta Mobrey Performance Series, model version 207 has been manufactured specifically for applications which need to understand levels of absolute pressure, the 207 pressure switch incorporates a sealed reference vacuum for true absolute pressure sensing.

    This concept for this robust range of products was developed over 50 years ago.  Each model has gone through a range of modifications and enhancements since then, ensuring these products give a consistent level accurate measurement in industries where chemical attack is possible.  The Performance range is robust and a hardworking fundamental set of instrumentation.

    The 207 Pressure Switch is suitable for setpoints between 0 and 1 bar absolute with maximum working pressures up to 3 bar. (EAC certification is available on request).

    • Ranges available from 0 to 1 bar
    • Weatherproof IP66 enclosures in zinc alloy or stainless steel
    • ATEX and IECEx Ex d Flameproof models available
    • Environmentally and Hermetically sealed switch options
    • Set-point adjustable over the full range against a calibrated scale with tamperproof adjuster

    For absolute pressure measurement & control
  • 230 Bourden Tube Actuated Pressure Switch – Performance Series

    230 Bourden Tube Actuated Pressure Switch – Performance Series

    The 230 model of the Performance Series pressure switches utilises bourdon tube type sensors that offer a very linear response to pressure change. This sensor, coupled with a precision stainless steel mechanism designed to minimise friction in the moving parts, helps deliver the market leading performance customers have come to expect from the series.The model 230 Pressure Switch is suitable for setpoints between 0bar and 600bar with maximum working pressures up to 690bar. (EAC certification is available on request).

    This range of products was initially created over 50 years ago.  Continual product improvements and design updates ensures that this range of products provides a consistent level of measurement and control, giving customers, in industries which may be susceptible to corrosive atmospheres, confidence that the measurement is accurate.

    Key Features

    •Precision stainless steel mechanism for arduous atmospheres and high humidity.

    •Set point adjustable over the whole range against calibrated scale with tamperproof adjuster.

    •Weatherproof and Flameproof models ATEX and IECEx.

    •Safety vented design as standard.

    NACE MR-01-75 compatibility.

    •Hermetically sealed microswitch option.

    Models for fixed switching differential, adjustable differential and HI-LO operation.

    •Ranges available up to 600 bar (8,500 psi).Static Pressure up to 690 bar (10,000 psi).

    For applications needing a bourdon operated switch
  • 301 Differential Pressure Switch – Performance Series

    301 Differential Pressure Switch – Performance Series

    The Performance Series differential pressure switches utilise a stainless steel diaphragm based sensor. This, when coupled with a precision stainless steel mechanism designed to minimise friction in the moving parts, helps deliver the market leading performance customers have come to expect from the series. The model 301 Differential Pressure Switch is suitable for setpoints between -12.5mbar and 15bar with maximum working pressures up to 110bar. Also available in models 303, 304 and 381 (EAC certification is available on request).

    Key Features
    • Precision stainless steel mechanism for arduous atmospheres and high humidity
    • Set point adjustable over whole range against calibrated scale with tamperproof adjuster
    • Weatherproof and Flameproof models ATEX and IECEx
    • Safety vented or blow out device as standard
    • NACE MR-01-75 compatibility
    • Hermetically sealed microswitch option
    • Models for fixed switching differential, adjustable differential and HI-LO operation
    • Ranges available up to 15 bar (200 psi), static pressure up to 250 bar (3500 psi)

    High performance on control or alarm applications
  • 306 Differential Pressure Switch – Performance Series

    306 Differential Pressure Switch – Performance Series

    The 306 Performance Series differential pressure switches utilise a nitrile diaphragm based sensor. This, when coupled with a precision stainless steel mechanism designed to minimise friction in the moving parts, helps deliver the market leading performance customers have come to expect. The model 306 Differential Pressure Switch is suitable for setpoints between -12.5mbar and 4bar with maximum working pressures up to 15bar.  Also available in the 386 model (EAC certification is available on request).

    Key Benefits

    • Ranges available up to 4 Bar (60 psi)
    • Weatherproof IP66 enclosures in zinc alloy or stainless steel
    • ATEX and IECEx Ex d Flameproof models available
    • Environmentally and Hermetically sealed switch options
    • Set-point adjustable over the full range against a calibrated scale with tamperproof adjuster

     

    Control and alarm for gasses and low diff pressure apps
  • 700 Temperature Switch – Performance Series

    700 Temperature Switch – Performance Series

    The 700 Performance Series switch has a flexible thermal system and is suitable for setpoints between -50°C and 300°C with maximum working temperatures up to 310°C.  it is ATEX and IECEx accredited with environment and hermetically sealed options available.  All of which can work in traditional process instrumentation industries.  This has been part of our product portfolio for many years, the initial product was originally developed  in the mid 1970’s, this mature product has undergone several enhancements to ensure it continues to give the level of reliability required today.   Available in models 721/2/3, 731/2/3/4, 771/2/3/4 & 781 (EAC certification is available on request).

    Key Features

    • Precision stainless steel mechanism for arduous atmospheres and high humidity.
    • Set point adjustable over whole range against calibrated scale with tamperproof adjuster.
    • Weatherproof and Flameproof models.
    • Hermetically sealed microswitch option.
    • Models for fixed switching differential, adjustable differential and HI-LO operation.
    Control applications, working temperature up to 300C
  • GR2/4 Pressure Switch – Compact Series

    GR2/4 Pressure Switch – Compact Series

    Initially launched in the mid-1990s, the Compact Series of pressure switches has continuously been providing users with a compact, robust and hermetically sealed switch for use in Safe and Hazardous Areas. This pressure switch comes with flying leads or junction box fixings.

    Compact switch range designed for installing in tight spaces such as those found in panel applications. (EAC certification is available on request).

    Key Features

    • Compact and rugged design.
    • Hermetically sealed snap switch UL and CSA listed.
    • ATEX Flameproof CENELEC EEx d IIC option.
    • ATEX—Intrinsically Safe ATEX Ex ia IIC option.
    • Weatherproof IP66/NEMA 4.
    • Stainless steel body option NEMA 4X rating.
    • High over-range models up to 1000 bar / 15,000 psi.
    • Ranges available between 0.25—700 bar (4—10,000 psi).

     

    Minimal space applications in industrial environments
  • GR3/6 Differential Pressure Switch – Compact Series

    GR3/6 Differential Pressure Switch – Compact Series

    The GR Series switches are all housed in a compact and rugged enclosure making them particularly suitable for panel mounting in harsh environments. All models in the Compact Series come with hermetically sealed switch contacts and flying leads as standard. The GR3 and GR6 Differential Pressure Switch models are suitable for setpoints between -12.5mbar and 10bar with maximum working pressures up to 250bar. (EAC certification is available on request).

    Key Features

    • Compact and rugged design
    • Weatherproof IP66/NEMA 4
    • ATEX Flameproof CENELEC Ex d IIC option
    • Stainless steel body option NEMA 4X rating
    • Optional weatherproof, ATEX Ex e, ATEX Ex ia or ATEX – Flameproof Ex d IIC terminal enclosures
    • NACE MR-01-75 compatibility
    • Ranges available up to 10 bar (160 psi) Static Pressure up to 250 bar (3,500 psi)
      Field adjustable
      Hermetically sealed snap switch CSA listed
    Reduced space applications, flying leads or junction box installation
  • GR7 Temperature Switches – Compact Series

    GR7 Temperature Switches – Compact Series

    The GR7 Temperature Switch provides users with a compact, robust and hermetically sealed switch for use in safe and hazardous areas.  This makes them particularly suitable for panel mounting in harsh environments. This product comes with a rigid or semi-rigid thermal system and is suitable for setpoints between -40°C and +350°C with maximum working temperatures up to 360°C. (EAC certification is available on request).

    Key Features

    • Compact and rugged design
    • Weatherproof IP66/NEMA 4
    • ATEX Flameproof CENELEC Ex d IIC option
    • ATEX Intrinsically Safe ATEX Ex ia IIC option.
    • Stainless steel body option NEMA 4X rating
    • Optional weatherproof, ATEX Ex e, ATEX Ex ia or ATEX
    • Flameproof Ex d IIC terminal enclosures.
    • 316 Stainless steel capillary and bulb.
    • Ranges available up to 350°C (660°F)
    • Maximum working temperature up to 360°C (680°F)
    • Field adjustable.
    • Hermetically sealed snap switch CSA listed.
    Reduced space applications, flying leads or junction box installation
  • S30 Differential Pressure Switch – Industrial Series

    S30 Differential Pressure Switch – Industrial Series

    This robust pressure switch is suitable for a range of industrial applications, such as resistance to chemical attack or for use in corrosive atmospheres.  The S30 Differential Pressure Switch is suitable for setpoints between -12.5mbar and 10bar with maximum working pressures up to 110 bar. This switch comes in models S31 and S34 (EAC certification is available on request).

    Key Features
    • Weatherproof and Flameproof models ATEX and NEC 500
    • NACE MR-01-75 compatibility
    • Ranges available up to 700 bar (10,000 psi) Maximum working pressure up to 1000 bar (15,000 psi)
    • Field set point adjustment against a reference scale
    • Hermetically sealed microswitch options
    • Optional gold alloy contacts
    • Terminal block for easy field wiring
    • Safety vented design as standard
    • PED 2014/68/EU CAT IV option

    High performance on control or alarm applications
  • S71 Temperature Switches

    S71 Temperature Switches

    The model S71 Temperature Switch comes with a rigid or semi-rigid thermal system and is suitable for setpoints between -40°C and +260°C with maximum working temperatures up to 270°C. (EAC certification is available on request).

    Weatherproof / Ex d Industrial Series
  • VM 2/4 Pressure Switch – Volume Series

    VM 2/4 Pressure Switch – Volume Series

    The VM pressure switch offers a compact and cost effective solution for any application where reduced space and resistance to aggressive atmospheres is necessary. Performance is assured by utilising Delta Mobrey’s proven sensor technology in a new simple, one-piece enclosure.  These switches are ideally suited to meet the requirements of OEM manufactures of:

    • Wellhead control safety shutdown systems
    • Water or gas deluge fire protection systems
    • Fuel and lubrication systems, as found on gas turbines, compressors and other rotating machinery
    • Valve actuators

    The range of models available for these cost effective switches include, general purpose applications or those outdoor applications such as marine where the atmosphere may be more aggressive. The model VM Pressure Switch is suitable for setpoints between 0 and 700 bar with maximum working pressures up to 1000bar. (EAC certification is available on request).

    Stainless steel made, limited space, harsh environments
  • CS2/4 Pressure Switch – Compact Series

    CS2/4 Pressure Switch – Compact Series

    The Compact Series, (C S), switch has been designed to meet the specific requirements of panel applications, whether they be of the Wellhead Control, Hydraulic Power Unit or Chemical Injection Skid type.

    Their compact, rugged, all stainless steel construction makes them especially useful in the cramped and harsh environmental conditions that these applications demand. Supplied as standard with hermetically sealed switch contacts and with field adjustable set-points up to 700 bar, the Compact Series of Switches also come with either Intrinsically Safe or Flameproof approvals for use in Zone 0 or Zone 1 hazardous areas respectively.

    The model CS2 and CS4 Presure Switches are suitable for setpoints between 0.25bar and 700bar with maximum working pressures up to 1000bar. (EAC certification is available on request).

    Buy now from our new self-service channel»

    Confined space and harsh environments