Emerson Rosemount 8750W Quick Install Manual
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Emerson Rosemount 8750W Quick Install Manual

Emerson Rosemount 8750W Quick Install Manual

Magnetic flowmeter sensor
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Quick Install Guide
00825-0100-4750, Rev DD
March 2025
Rosemount
™
8750W Magnetic
Flowmeter Sensor

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Summary of Contents for Emerson Rosemount 8750W

  • Page 1 Quick Install Guide 00825-0100-4750, Rev DD March 2025 Rosemount ™ 8750W Magnetic Flowmeter Sensor...
  • Page 2 • The sensor liner is vulnerable to handling damage. Never place anything through the sensor for the purpose of lifting or gaining leverage. Liner damage can render the sensor useless. • Do not drop the device from any height. www.Emerson.com...
  • Page 3 Flowmeter must be supported with a lifting sling on each side of the housing. • Standard pressure 3 inch through 48 inch flanged magnetic flowmeters come with lifting lugs. Figure 1-1: Example lifting without and with lifting lugs A. Without lifting lugs B. With lifting lugs www.Emerson.com...
  • Page 4 Table 2-1: Document language codes Code Language English Italian French Japanese German Chinese (Simplified) Russian Spanish Korean Portuguese (Brazillian) All user documentation can be found at www.emerson.com. For more contact information, see Emerson Flow customer service. www.Emerson.com...
  • Page 5 Quick Install Guide March 2025 2.1  Return policy Emerson procedures must be followed when returning equipment. These procedures ensure legal compliance with government transportation agencies and help provide a safe working environment for Emerson employees. Failure to follow Emerson procedures will result in your equipment being refused delivery.

  • Page 6: Location And Position

    3.2  Upstream and downstream piping To ensure specified accuracy over widely varying process conditions, Emerson recommends installing the sensor with a minimum of five straight pipe diameters upstream and two pipe diameters downstream from the electrode plane. Figure 3-1: Upstream and Downstream Straight Pipe Diameters A.
  • Page 7 • Vertical installation with upward process fluid flow keeps the cross-sectional area full, regardless of flow rate. • Horizontal installation should be restricted to low piping sections that are normally full. Figure 3-3: Sensor orientation A. Flow direction www.Emerson.com...
  • Page 8 90 degrees from the vertical position as shown on the right Figure 3-4. Figure 3-4: Electrode orientation A. Correct orientation B. Incorrect orientation The sensor may require a specific orientation to comply with Hazardous Area T-code rating. Refer to the appropriate reference manual for any potential restrictions. www.Emerson.com...

  • Page 9: Sensor Installation

    Examples of non-metallic gasket materials that will not damage the liner face are rubber, fiber, or PTFE. • Flat ring gasket types are suitable for raised-face (RF) flanges. Full- face gasket types are suitable for flat-face (FF) flanges. Full-face gaskets may be used with raised-face flanges. www.Emerson.com...
  • Page 10 Figure 4-1: Flanged Gasket Placement with no Grounding Ring(s) or Lining Protector(s) A. Liner face B. Customer supplied gasket (x2) Figure 4-2: Flanged Gasket Placement with Grounding Ring(s) A. Ground ring B. Customer supplied gaskets (x2 per ground ring) www.Emerson.com...
  • Page 11 Check for leaks at the flanges after tightening the bolts. Failure to use the correct tightening methods can result in severe damage. While under pressure, sensor materials may deform over time and require a second tightening 24 hours after the initial installation. www.Emerson.com...
  • Page 12 1.5 inch (40 mm) 2 inch (50 mm) 2.5 inch (65 mm) 3 inch (80 mm) 4 inch (100 mm) 5 inch (125 mm) 6 inch (150 mm) 8 inch (200 mm) 10 inch (250 mm) 12 inch (300 mm) www.Emerson.com...
  • Page 13 4 inch (100 mm) 5.0 inch (125 mm) 6 inch (150mm) 8 inch (200 mm) 10 inch (250 mm) 12 inch (300 mm) 14 inch (350 mm) 16 inch (400 mm) 18 inch (450 mm) 20 inch (500 mm) www.Emerson.com...
  • Page 14 20 inch (500 mm) 24 inch (600 mm) Table 4-5: Suggested flange bolt torque values for Group A (AWWA C207) Size Line size Class D (lb‑ft) Class E (lb‑ft) Class F (lb‑ft) code 30 inch (750 mm) 36 inch (900 mm) www.Emerson.com...
  • Page 15 Table 4-6: Suggested flange bolt torque values for Group B (AWWA C207) Size Line size Class D (lb‑ft) Class E (lb‑ft) Class F (lb‑ft) code 30 inch (750 mm) 36 inch (900 mm) 40 inch (1000 mm) 42 inch (1050 mm) 48 inch (1200 mm) www.Emerson.com...

  • Page 16: Process Reference Connection

    Note For line sizes 10 inch and larger, the ground strap may come attached to the sensor body near the flange. See Figure 5-5. Figure 5-1: Grounding straps in conductive unlined pipe or reference electrode in lined pipe www.Emerson.com...
  • Page 17 Quick Install Guide March 2025 Figure 5-2: Grounding with grounding rings or lining protectors in conductive pipe A. Grounding rings or lining protectors Figure 5-3: Grounding with grounding rings or lining protectors in non-conductive pipe A. Grounding rings or lining protectors www.Emerson.com...
  • Page 18 March 2025 Quick Install Guide Figure 5-4: Grounding with reference electrode in conductive unlined pipe Figure 5-5: Grounding for line sizes 10 inch and larger www.Emerson.com...

  • Page 19: Installation And Wiring Drawings

    Quick Install Guide March 2025 6  Installation and wiring drawings www.Emerson.com...
  • Page 20 March 2025 Quick Install Guide www.Emerson.com...
  • Page 21 Quick Install Guide March 2025 www.Emerson.com...
  • Page 22 March 2025 Quick Install Guide www.Emerson.com...
  • Page 23 Quick Install Guide March 2025 www.Emerson.com...

  • Page 24: Product Certifications

    Document ‐ North America Zone • Document number 00825-MA00-0007: Rosemount 8700M Approval Document ‐ NEPSI EN Zone 1 China • Document number 00825-MA00-0004: Rosemount 8750W Approval Document ‐ IECEx and ATEX • Document number 00825-MA00-0005: Rosemount 8750W Approval Document – Class Division •...
  • Page 25 Quick Install Guide March 2025 www.Emerson.com...
  • Page 26 March 2025 Quick Install Guide www.Emerson.com...
  • Page 27 Quick Install Guide March 2025 www.Emerson.com...
  • Page 28 2025 Emerson. All rights reserved. Emerson Terms and Conditions of Sale are available upon request. The Emerson logo is a trademark and service mark of Emerson Electric Co. Rosemount is a mark of one of the Emerson family of companies. All other marks are the property of their respective owners.

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