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ABB FPD350 Torbar Instructions Manual

Averaging pitot tubes
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Operating instructions OI/FPD350-EN Rev. H
FPD350 Torbar
Averaging pitot tubes

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Summary of Contents for ABB FPD350 Torbar

  • Page 1 Operating instructions OI/FPD350-EN Rev. H FPD350 Torbar Averaging pitot tubes...
  • Page 2 We are an established world force in the design and manufacture of measurement products for industrial process control, flow measurement, gas and liquid analysis and environmental applications. As a part of ABB, a world leader in process automation technology, we offer customers application expertise, service and support worldwide.

  • Page 3: Table Of Contents

    FPD350 Torbar Averaging pitot tubes Contents Contents 1 General Information ............2 3 Torbar Removing and Refitting ........25 Description ............... 2 Threaded Models FPD350.T3 and Health and Safety Information ........2 FPD350.T4.(E1/E2) ..........25 3.1.1 Removing ........... 25 3.1.2 Refitting ............25 2 Initial Installation .............

  • Page 4: General Information

    Do not equipment and follow the instructions given. Failure to do use Torbar for any other application without consulting ABB this could result in damage to equipment and create Limited or an accredited agent.

  • Page 5: Initial Installation

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2 Initial Installation 2.1 General The differential pressure generated by the Torbar exits at the high- and low-pressure connections on the head of the device. Flow The connections are identified by the letters L (low pressure) and H (high pressure).

  • Page 6: Mounting

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.2 Mounting 2.2.1 General Select a location with sufficient clearance to install and remove Torbar. Referring to Fig. 2.1, install Torbar:  at right angles to the pipe run  across the pipe diameter ...

  • Page 7: Horizontal Pipe Mounting - Gas

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.2.2 Horizontal Pipe Mounting – Gas 2.2.4 Horizontal Pipe Mounting – Steam To ensure the instrument lines contain only gas, install Torbar To ensure the instrument lines contain only steam, install Torbar...

  • Page 8: Straight Pipe Requirements

    Torbar. Extend the lagging to (but do piping configurations, consult ABB. not lag) the filling tees, condensate pots (if fitted) and isolation valve handles.

  • Page 9: Threaded Models Fpd350.T3 And Fpd350.T4.E1

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.4 Threaded Models FPD350.T3 and FPD350.T4.E1 2.5 Threaded Models FPD350.T4.E2 Note. For models with a Duct-Mounting Plate, refer to Note. For models with a Duct-Mounting Plate, refer to Section 2.6, page 8.

  • Page 10: Threaded Models Fpd350.T3.E1 And Fpd350.T4.E1 With Thin Wall Duct Mounting Plates (Option Df1)

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 11. Referring to Fig. 2.8, screw support plug into threaded 2.6 Threaded Models FPD350.T3.E1 and FPD350.T4.E1 with Thin Wall Duct Mounting Plates fitting and tighten, ensuring that: (Option DF1) a. support plug...

  • Page 11: Threaded Model Fpd350.T4.E2 With Thin Wall Duct Mounting Plates (Option Df1)

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.7 Threaded Model FPD350.T4.E2 with Thin Wall Duct Mounting Plates (Option DF1) Install the Torbar as follows: 11. Referring to Fig. 2.9, screw support plug into threaded fitting and tighten, ensuring that: 1.

  • Page 12: Flanged Models Fpd350.(T3/T4/T5).E1

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.8 Flanged Models FPD350.(T3/T4/T5).E1 2.9 Flanged Models FPD350.(T4/T5).E2 Install the Torbar as follows: Note. For models with a flanged end-support fitting 1. Install the flanged pipe fitting (stand-off) – see Section (mounting types F3 and F4), refer to Section 2.10, page 11.

  • Page 13: Flanged Models Fpd350.(T4/T5).E2 With Flanged End-Support Fitting (Mounting Types F3 And F4)

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.10 Flanged Models FPD350.(T4/T5).E2 with Flanged 2.11 Models FPD350.(L6/L7).E1 End-Support Fitting (mounting types F3 and F4) Install the Torbar as follows: Warning. Models FPD350.(L6/L7).E1 are designed for 'Hot-Tap' installation. Observe relevant safety 1.
  • Page 14 FPD350 Torbar Averaging pitot tubes 2 Initial Installation k. Insert the Torbar through isolation valve until it touches the opposite internal wall of the process pipe. Warning. During step l, maintain continuous pressure on the Torbar to ensure that it remains in contact with the opposite internal wall of the process pipe.

  • Page 15: Threaded Model Fpd350.L7.E2

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.12 Threaded Model FPD350.L7.E2 Warning. Threaded model FPD350.L7.E2 is supported in the process pipe at the Torbar tip as well as at the entry point into the pipe, therefore it cannot be 'Hot-Tap' installed.

  • Page 16: Threaded Models Fpd350.L6.E1 And Fpd350.L7.E1

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.13 Threaded Models FPD350.L6.E1 and FPD350.L7.E1 f. Ensure the drawbolt (or optional geared) retraction Warning. Threaded models FPD350.L6.E1 assembly is in the fully retracted position. FPD350.L7.E1 are designed for 'Hot-Tap' installation. g. Fit pressure chamber...
  • Page 17 FPD350 Torbar Averaging pitot tubes 2 Initial Installation Fully Inserted Fully Retracted Flow Fig. 2.12 Installation of Threaded Models FPD350.L6.E1 and FPD350.L7.E1 OI/FPD350–EN Rev. H...

  • Page 18: Threaded Model Fpd350.H7.E2

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.14 Threaded Model FPD350.H7.E2 g. Tighten the packing gland bolts equally and Warning. Threaded model FPD350.H7.E2 is supported in evenly until the packing gland is fully sealed, the process pipe at the Torbar tip as well as at the entry ensuring the Torbar is able to slide through it.
  • Page 19 FPD350 Torbar Averaging pitot tubes 2 Initial Installation Fully Inserted Fully Retracted Flow Max. 60 mm (2.4 in) Fig. 2.13 Installation of Threaded Model FPD350.H7.E2 OI/FPD350–EN Rev. H...

  • Page 20: Flanged Models Fpd350.(H6/H7/H8).E1

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.15 Flanged Models FPD350.(H6/H7/H8).E1 k. Carefully open isolation valve and check for Warning. Flanged models FPD350.(H6/H7/H8).E1 are leaks around packing gland designed for 'Hot-Tap' installation. Observe all relevant safety precautions for drilling into pressurized pipelines, and Note.
  • Page 21 FPD350 Torbar Averaging pitot tubes 2 Initial Installation Fully Inserted Fully Retracted Flanged Pipe Fitting (Stand-Off) (for installation instructions refer to Section 2.18, page 24) Flow Fig. 2.14 Installation of Flanged Models FPD350.(H6/H7/H8).E2 OI/FPD350–EN Rev. H...

  • Page 22: Flanged Models Fpd350.(H7/H8).E2

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.16 Flanged Models FPD350.(H7/H8).E2 Warning. Flanged models FPD350.(H7/H8).E2 Note. During step l, turn drive nuts equally and supported in the process pipe at the Torbar tip as well as at evenly to prevent binding.
  • Page 23 FPD350 Torbar Averaging pitot tubes 2 Initial Installation Fully Inserted Fully Retracted Flanged Pipe Fitting (Stand-Off) (for installation instructions refer to Section 2.18, page 24) Fig. 2.15 Installation of Flanged Models FPD350.(H7/H8).E2 OI/FPD350–EN Rev. H...

  • Page 24: Flanged Models Fpd350.(H7/H8).E2 With Flanged End-Support Fitting (Mounting Types F3, F4)

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.17 Flanged Models FPD350.(H7/H8).E2 with Flanged End-Support Fitting (mounting types F3, F4) Warning. Flanged models FPD350.(H7/H8).E2 Note. The gear retraction handle is supplied loose supported in the process pipe at the Torbar tip as well as at and can be fitted to either side of the gears.
  • Page 25 FPD350 Torbar Averaging pitot tubes 2 Initial Installation Fully Inserted Fully Retracted Flanged Pipe Fitting (Stand-Off) (for installation instructions refer to Section 2.18, page 24) Fig. 2.16 Installation of Flanged Models FPD350.(H7/H8).E2 OI/FPD350–EN Rev. H...

  • Page 26: Flanged Pipe Fitting (Stand-Off) Installation

    FPD350 Torbar Averaging pitot tubes 2 Initial Installation 2.18 Flanged Pipe Fitting (Stand-Off) Installation g. Make reinforcing welds at the crotch bevelled areas Note. This Section is applicable only to flanged Torbar of the flanged pipe fitting (stand-off) to provide models.

  • Page 27: Torbar Removing And Refitting

    FPD350 Torbar Averaging pitot tubes 3 Torbar Removing and Refitting 3 Torbar Removing and Refitting 3.1 Threaded Models FPD350.T3 and 3.2 Flanged Models FPD350.T3; FPD350.T4.(E1/E2) FPD350.T4.(E1/E2) and FPD350.T5.(E1/E2) 3.1.1 Removing 3.2.1 Removing Remove the Torbar as follows: Remove the Torbar as follows: Warning.

  • Page 28: Models Fpd350.(L6/L7)

    FPD350 Torbar Averaging pitot tubes 3 Torbar Removing and Refitting 3.3 Models FPD350.(L6/L7) Warning. Do not position any part of the body in the Torbar's exit path when removing or refitting the Torbar. 3.3.1 Removing Referring to Fig. 3.1: 1. Reposition chain link...

  • Page 29: Threaded Models Fpd350.(H6/H7)

    FPD350 Torbar Averaging pitot tubes 3 Torbar Removing and Refitting 3.4 Threaded Models FPD350.(H6/H7) Warning. Do not position any part of the body in the Note. The gear retraction handle is supplied loose and Torbar's exit path when removing or refitting the Torbar.

  • Page 30: Flanged Models Fpd350.(H6/H7/H8)

    FPD350 Torbar Averaging pitot tubes 3 Torbar Removing and Refitting 3.5 Flanged models FPD350.(H6/H7/H8) Warning. Do not position any part of the body in the Note. The gear retraction handle is supplied loose and Torbar's exit path when removing or refitting the Torbar.

  • Page 31: Connecting A Differential Pressure Measuring Instrument

    FPD350 Torbar Averaging pitot tubes 4 Connecting a Differential Pressure Measuring Instrument 4 Connecting a Differential Pressure Measuring Instrument 4.1 General 4.3 Purging Before connecting a differential pressure measuring instrument, Torbars can be used successfully for measuring the flow of dirty read the manufacturers’s installation instructions.
  • Page 32 FPD350 Torbar Averaging pitot tubes 4 Connecting a Differential Pressure Measuring Instrument Lagging DP Isolating Valves Process Pipe Flow Torbar Head Minimum Slope 25 mm per 300 mm Impulse Tubing (1 in. per 12 in.) (Not Lagged) 3 or 5 Valve Manifold DP Transmitter Fig.

  • Page 33: Maintenance

    FPD350 Torbar Averaging pitot tubes 5 Maintenance 5 Maintenance Torbar Averaging Pitot Tube elements have no moving parts, and do not normally require routine maintenance. However, depending on process conditions, check Torbar periodically for signs of blockage, erosion or corrosion. If withdrawal is necessary, it must be carried out in accordance with the relevant procedure –...

  • Page 34: Troubleshooting

    FPD350 Torbar Averaging pitot tubes 6 Troubleshooting 6 Troubleshooting If a malfunction is suspected: 1. Check for leakage between the head of the Torbar and the transmitter or indicator. Note. Compared to orifice plates and other primary flow elements, Averaging Pitot Tubes create small differential pressures.
  • Page 35 — Food & Beverage offices for details on your nearest Service and Repair Centre. — Manufacturing — Metals and Minerals — Oil, Gas & Petrochemical ABB Limited — Pulp and Paper Tel: +44 (0)1453 826661 Drives and Motors Fax: +44 (0)1453 829671 —...
  • Page 36 Oldends Lane notice. With regard to purchase orders, the agreed Stonehouse particulars shall prevail. ABB does not accept any Gloucestershire GL10 3TA responsibility whatsoever for potential errors or possible lack of information in this document.

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