CPNI Terra Diamond Turnstile

  • Approved for UK Government Use, for details contact CPNI
  • The Terra Diamond Turnstiles successfully resisted an intensive attack test programme. Under the category of Building Fabric, this involved a series of attack tests each lasting at least 5 minutes using a wide array of hand tools and battery powered tools.

    • Heavy duty, high security turnstile
    • Anti Return solenoid lock
    • Approved for Government Use, please contact CPNI
    • Power locking bolt – provides turnstile lock down
    • Turnstile seeks next lock position
    • Designed and proven to withstand a considerable degree of physical attack
    • Extra high security with a full CPNI approved fence line integration and fixing
    • Robust steel 90 degree rotor
    • Infilled rotor arms prevent climbing and items being passed through the turnstile
    • Metal reinforced high security lid
    • Painted to clients choice of RAL colour
    • AC Interface and microprocessor control board
    • Status indicator with red & green light
    • Heavy duty, vandal resistant head mechanism
    • Fail secure – turnstile will remain secure during power failure.
    • BS EN 1627:2011 Requirements and classification for Pedestrian doorsets, windows, curtain walling, grilles and shutters. Burglar resistance.
    • Installed in many Nuclear & Utility sites Nationally and Internationally

    CPNI CSE Catalogue – Frontier Pitts Diamond S Turnstile

    CPNI Terra Diamond Turnstile Specifications


    The CPNI Terra Diamond Turnstile

      Basic Specs

    • Approved for UK Government Use, for details contact CPNI
    • Height: 2387mm
    • More details

    • Construction: High-strength sheet steel blades. (Grade 4 has additional reinforcing for increased resistance to attack)
    • Finish: Various options available, including: Shotblasted, hot zinc sprayed, primed & finished with a final
      coat of polyurethane paint. Client to advise RAL paint number. This process provides a 20-year corrosion protection system for exterior, industrial polluted inland sites to BS5493, 1977 (Revised 1984). Alternatively, acid dipped then hot galvanized. Any colour in the RAL colour range.
    • Options: Red/Green Indicator Lights, Manual release handle, LED walkway lighting
    • Duty cycle: 100% duty rating
    • BS EN 1627:2011 Requirements and classification for Pedestrian doorsets, windows, curtain walling, grilles and shutters. Burglar resistance.
    • Controls: The programmable logic controller (PLC) with built in safety features will accept inputs from access control systems including access card, voice, etc. Push button as supplied as standard

    Civil Engineering

    For more information please contact the Technical Sales Department on

    01293 422800 or email:

    [email protected]

    Electrical Engineering

    Industry standard electricals

    Electrical Requirements: 230v 50Hz 2 amp supply single phase, depending on configuration

    Specifications subject to change and are dependant on product options. Please contact Frontier Pitts to request more information.


    Photo Gallery



    Warning and information signs installed on the barrier boom such as ‘STOP’ ‘NO EXIT’ and ‘NO ENTRY’

    Turnstile Special Colour Finish

    Turnstiles can be finish in clients choice of RAL colour. Frontier Pitts are able to suit a company’s individual corporate theme, even down to different colour rotors.

    Turnstile Lights

    Lights available in the lid of the turnstile

    Cowled Switch

    Exit buttons on pedestrian gates are usually cowled to prevent users reaching the button from the insecure side.

    Pedestrian Guard Rail

    A Pedestrian Guard Rail (fence panels) should be fitted around the runback area of the sliding gate. This is to prevent serious injury to a person should they stray into that area whilst the gate is operating.
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