YOKOGAWA Admag AXW User Manual
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YOKOGAWA Admag AXW User Manual

Magnetic flowmeter
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User's
Manual
AXW
Magnetic Flowmeter
Remote Flowtube
IM 01E25D11-01EN
IM 01E25D11-01EN
2nd Edition

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  • Page 1 User’s Manual Magnetic Flowmeter Remote Flowtube IM 01E25D11-01EN IM 01E25D11-01EN 2nd Edition...

  • Page 2: Table Of Contents

    Disagreement Between Indication and Actual Flow ......5-5 OUTLINE ....................6-1 STANDARD SPECIFICATIONS ................ 6-1 STANDARD PERFORMANCE ................6-1 NORMAL OPERATING CONDITIONS .............. 6-2 MODEL AND SUFFIX CODE ................6-3 2nd Edition: Sep. 2013 (KP) IM 01E25D11-01EN All Rights Reserved, Copyright © 2012, Yokogawa Electric Corporation...
  • Page 3 OPTIONAL SPECIFICATIONS ................. 6-5 OPTIONAL SPECIFICATIONS (continued) ............. 6-6 DIMENSIONAL DRAWINGS ................6-7 SIZING DATA ....................6-19 Revision Information ....................i IM 01E25D11-01EN...

  • Page 4: Introduction

    NOTE this manual violates safety standards of design, manufacture, and intended use of the The ADMAG AXW remote flowtube is used in instrument. Yokogawa assumes no liability for combination with the AXFA11 remote converter. the customer’s failure to comply with these This manual describes the hardware requirements.

  • Page 5: Using The Magnetic Flowmeter Safely

    <1. INTRODUCTION> (2) Wiring Protective grounding terminal Functional grounding terminal WARNING (This terminal should not be used as a protective grounding terminal.) • The wiring of the magnetic flowmeter must Alternating current be performed by expert engineer or skilled Direct current personnel.

  • Page 6: Warranty

    • Do not open the cover in wet weather or humid • Problems or damage resulting from repairs or environment. When the cover is open, stated modifications not performed by Yokogawa or enclosure protection is not applicable. someone authorized by Yokogawa.
  • Page 7 Blank Page...

  • Page 8: Handling Precautions

    If you have any problems or • A place where it will not be exposed to rain or questions, please contact Yokogawa sales office. water • A place subject to minimal vibrations or Checking Model and...
  • Page 9 Blank Page...
  • Page 10 <3. INSTALLATION> INSTALLATION figures. WARNING When installing two or more magnetic flowmeters on a single pipe, provide a run of at least 10D Installation of the magnetic flowmeter must between them. be performed by expert engineer or skilled D: Flowtube Size personnel.
  • Page 11 <3. INSTALLATION> (5) Precautions for Use of Liquid Sealing (9) Mounting Positions Compounds • Pipes must be fully filled with liquids. IMPORTANT IMPORTANT Care must be taken in using liquid sealing It is essential that pipes remain fully filled at compounds on the piping, as it may have a all times, otherwise flow rate indications may negative influence on the flow indications by...

  • Page 12: Handling Precautions

    <3. INSTALLATION> • Mounting orientation IMPORTANT 90 degrees or less 90 degrees or less If electrodes are perpendicular to the ground, air Eye bolt Eye plate bubbles near the top or precipitates at the bottom may cause measurement errors. Ensure that the terminal box of a remote flowtube is mounted above the piping to prevent water from entering them.

  • Page 13: Flowmeter Piping

    <3. INSTALLATION> 3.3 Mounting Procedures • Confirmation of sealing conditions for the flowmeter CAUTION Confirm that the terminal box screw and wiring ports are well sealed. Equip the conduit piping with drain When attaching optional grounding rings to plugs or waterproof glands to prevent moisture or the flowtube with lining material natural hard water from penetrating into the flowmeter through rubber or fluorocarbon PTFE, gaskets must be the conduit.
  • Page 14 <3. INSTALLATION> (2) Carrying Flowtube 1. Standard (no grounding rings) Customer Customer 90 degrees or less 90 degrees or less pipe pipe Eye bolt Eye plate Gaskets A supplied by customer F0310.ai Figure 3.3.2 Installation without Grounding Rings When using the GF type-1 gaskets, the gasket groove is required as mentioned above.
  • Page 15 <3. INSTALLATION> Mounting Procedure (with optional 5. Install the flowtube into the customer’s pipe Grounding Rings GR1 for sizes up to with the gaskets A. 1000 mm (40 in.)): Centering Pin Screw & Nut : Connect the wire from the grounding ring or the customer’s pipe 1.
  • Page 16 <3. INSTALLATION> 5. Install the flowtube into the customer’s pipe with the gaskets A. Screw & Nut : Connect the wire from the grounding ring or the customer’s pipe. Hang the grounding ring up with this point. Unfasten the bolts and remove the grounding rings.
  • Page 17 <3. INSTALLATION> Table 3.3.1 Tightening Torque Values for Metal Piping (N-m) Unit: N-m Lining type PTFE / Natural hard rubber / Natural soft rubber Gasket type Soft rubber gasket, or the equivalent in hardness (supplied by customer) Process ASME connection B16.5 (500, 600) EN1092-1 PN10 AWWA C207...
  • Page 18 <3. INSTALLATION> Table 3.3.2 Tightening Torque Values for Metal Piping (lbf-in) Unit: lbf-in Lining type PTFE / Natural hard rubber / Natural soft rubber Gasket type Soft rubber gasket, or the equivalent in hardness (supplied by customer) Process ASME connection B16.5 (500, 600) EN1092-1 PN10 AWWA C207...
  • Page 19 Blank Page...

  • Page 20: Wiring

    <4. WIRING> WIRING Wiring the Remote Flowtube • The signal cables must be routed in separate steel conduit tubes 16 (JIS C 8305) or flexible This section describes the wiring of the remote conduit tubes 15 (JIS C 8309). flowtube only. For information relating to the wiring •...

  • Page 21: Cables

    <4. WIRING> 4.1.2 Cables CAUTION (1) Dedicated Signal Cable (AXFC) • As crimp terminals A, B, SA, SB and C have Conductors (A and B) their own electrical potentials, securely Shields (SA and SB) insulate them so as not to come in contact Tape with one another.

  • Page 22: Wiring Ports

    <4. WIRING> 4.1.3 Wiring Ports Unit : mm (approx. inch) This instrument is of watertight construction as Crimp terminal stipulated in JIS C0920. It is shipped with a wiring bracket (waterproof gland or waterproof gland with union), only in cases where an optional specification is selected for the wiring port.

  • Page 23: Wiring Connections

    <4. WIRING> 4.1.4 Wiring Connections WARNING Washer Before wiring, be sure that the power supply for AXFA11 converter has been turned off to prevent an electrical shock. Gasket Waterproof gland Cable F0404.ai (1) Removing Cover Figure 4.1.4 Waterproof Gland (Optional code EG) Loosen the cover locking screw clockwise using a hexagonal wrench (nominal size 3 mm) to unlock the cover.
  • Page 24 <4. WIRING> (3) Wiring the Remote Flowtube with AXFA11 600 V vinyl insulated electric cable Converters (2 mm or larger) Connect wiring as shown in the figure below. I– SO1+ SO2+ AL– CURRENT OUT STATUS OUT ALARM OUT SIGNAL 4-20mA out AXFA11 converter FUSE 2.5A 250V N/–...
  • Page 25 Blank Page...

  • Page 26: Maintenance

    <5. MAINTENANCE> MAINTENANCE WARNING • Maintenance work must be carried out by the trained personnel having knowledge of safety standard and not by operators. • When opening the cover, wait for more than 10 minutes after turning off the power. Furthermore, opening of the cover must also be carried out by the trained personnel having F0501.ai...

  • Page 27: Regular Inspection Items

    If any of them falls below the values listed in the tables, consult Yokogawa’s sales or service offices for investigation. If the insulation resistance cannot be restored, replacement or repair of the flowtube is needed.

  • Page 28: Troubleshooting

    <5. MAINTENANCE> Troubleshooting Although magnetic flowmeters rarely require maintenance, failures may occur when the instrument is not operated correctly. This section describes troubleshooting procedures where the cause of the breakdown is identified through receiver indication. 5.4.1 No Indication START Is an error being displayed? Check the converter display. Refer to the “Alarm Functions”...

  • Page 29: Unstable Zero

    <5. MAINTENANCE> 5.4.2 Unstable Zero START Investigate whether or not the flowtube is filled with fluid and that it is free of *1: When checking for bubbles, it is bubbles. convenient if there is a gas vent hole on the flowtube’s downstream side. Particular care must be taken in the case of horizontal mounting.

  • Page 30: Disagreement Between Indication And Actual Flow

    <5. MAINTENANCE> 5.4.3 Disagreement Between Indication and Actual Flow START Are parameters Set the parameters correctly. set correctly? Examine the condition of the fluid in the flowtube, of bubbles, and of grounding. Execute zero adjustment when the Was zero adjustment carried out flowtube is filled completely with fluid and correctly? when the fluid is not moving.
  • Page 31 Blank Page...

  • Page 32: Outline

    ±0.4% of rate ±1.8mm/s (1.0) (3.3) Polyurethane rubber to 1800(72) 1 ≤ V ≤ 10 Contact Yokogawa office for others. ±0.5% of rate ±1.0mm/s (3.3) (33) Electrode: JIS SUS316L(AISI 316L SS Equivalent) For sizes 500mm (20 in.) to 1000mm (40 in.)

  • Page 33: Normal Operating Conditions

    Ambient temperature: 20 ± 5°C fication. Refer to description of “Fluid Temperature Length of straight runs: and Pressure”. Contact Yokogawa office for lower 10 D or more on the upstream side temperature. 5 D or more on the downstream side...

  • Page 34: Model And Suffix Code

    Be very careful with highly corrosive process fluids such as hydrochloric acid, sulfuric acid, hydrogen sulfide, sodium hypochlorite, and high- temperature steam (150°C [302°F] or above). Contact Yokogawa for detailed information of the wetted parts material. *2: Select optional grounding rings (code GR1) if necessary. For example, grounding rings are necessary for plastic piping.
  • Page 35 Be very careful with highly corrosive process fluids such as hydrochloric acid, sulfuric acid, hydrogen sulfide, sodium hypochlorite, and high- temperature steam (150°C [302°F] or above). Contact Yokogawa for detailed information of the wetted parts material. *2: Select optional grounding rings (code GR1 or GR2) if necessary. For example, grounding rings are necessary for plastic piping.

  • Page 36: Optional Specifications

    <6. OUTLINE> n OPTIONAL SPECIFICATIONS ○ : Available – : Not available Applicable Model Item Specifications Code General Submersible AXW***G AXW***W Grounding Rings (*1) JIS SUS304 (AISI 304 SS Equivalent), a set of two rings ○ ○ Grounding Rings (*2) SUSF304 (AISI 304 SS Equivalent), a set of two rings with gaskets “B”.

  • Page 37: Optional Specifications (Continued)

    ○ cate Level 3: The Declaration and the Primary Standard List are issued. ○ ○ Level 4: The Declaration and the Yokogawa Measuring Instruments Control System are ○ ○ issued. Five-point Calibra- A flow test near 0, 25, 50, 75, and 100% of the user-specified span is performed instead tion in User-specified of the flow test of the standard 2m/s span and a test certificate (QIC) is submitted.

  • Page 38: Dimensional Drawings

    <6. OUTLINE> n DIMENSIONAL DRAWINGS AXW500 to AXW10L, Sizes 500 mm (20 in.) to 1000 mm (40 in.)  Ground Terminal 111 (4.37) ø 86 (3.38) (M4) 48 (1.89) Eye Bolt N- ø h L (*) *: The thickness of optional grounding rings (4mm per one) and customer supplied gaskets are not included in “L”...
  • Page 39 <6. OUTLINE> (2) AWWA Flange Type Unit: mm (approx. in.) Process Connection Code Flange Type AWWA C207 Class D Size Code Size 700 (28) 800 (32) 900 (36) 1000 (40) Lining Code H, F, U, D Lay Length L 840 (33.07) 960 (37.80) 1080 (42.52) 1200 (47.24)
  • Page 40 <6. OUTLINE> (4) EN PN16 Flange Type (fluid pressure up to 1 MPa) Unit: mm (approx. in.) Process Connection Code Flange Type EN1092-1 PN16 Size Code Size 500 (20) 600 (24) 700 (28) 800 (32) 900 (36) 1000 (40) Lining Code H, F, U, D Lay Length L 600 (23.62)
  • Page 41 6-10 <6. OUTLINE> (6) AS2129 Table D Flange Type Unit: mm (approx. in.) Process Connection Code Flange Type AS2129 Table D Size Code Size 500 (20) 600 (24) 700 (28) 800 (32) 900 (36) 1000 (40) Lining Code H, F, U, D Lay Length L 600 (23.62) 720 (28.35)
  • Page 42 6-11 <6. OUTLINE> (8) AS4087 PN16 Flange Type Unit: mm (approx. in.) Process Connection Code Flange Type AS4087 PN16 Size Code Size 500 (20) 600 (24) 700 (28) 800 (32) 900 (36) 1000 (40) Lining Code H, F, U, D Lay Length L 600 (23.62) 720 (28.35)
  • Page 43 6-12 <6. OUTLINE> Optional Grounding Rings (GR1) for sizes 500 mm (20 in.) to 1000 mm (40 in.)  ø25 (0.98) F0604.ai Unit: mm (approx. in.) Process Connection Code CA1, CB1, CE1, CE2, CJ1, CS1, CS2, CT1, CG1 Size Code Size 500 (20) 600 (24)
  • Page 44 6-13 <6. OUTLINE> AXW11L to AXW18L, Sizes 1100 mm (44 in.) to 1800 mm (72 in.)  111 (4.37) Ground Terminal (M4) ø86 (3.38) 48 (1.89) Eye Plate 4-M8 (for Grounding Ring) N-øh (Except for JIS F12 flange models) *: The thickness of optional grounding rings (5 mm for GR1 and 25 mm for GR2 per one) and customer supplied gaskets are L (*) not included in “L”...
  • Page 45 6-14 <6. OUTLINE> (2) EN PN6 Flange Type Unit: mm (approx. in.) Process Connection Code Flange Type EN1092-1 PN6 Size Code Size 1200 (48) 1400 (56) 1600 (64) 1800 (72) Lining Code Lay Length L 1440 (56.69) 1680 (66.14) 1920 (75.59) 2160 (85.04) Flange Outer Diameter øD 1405 (55.31)
  • Page 46 6-15 <6. OUTLINE> (4) EN PN10 Flange Type Unit: mm (approx. in.) Process Connection Code Flange Type EN1092-1 PN10 Size Code Size 1200 (48) 1400 (56) 1600 (64) 1800 (72) Lining Code Lay Length L 1440 (56.69) 1680 (66.14) 1920 (75.59) 2160 (85.04) Flange Outer Diameter øD 1455 (57.28)
  • Page 47 6-16 <6. OUTLINE> (6) JIS F12 (JIS 75M) Flange Type Unit: mm (approx. in.) Process Connection Code Flange Type JIS G3443-2 F12 Size Code Size 1100 (44) 1200 (48) 1350 (54) 1500 (60) 1600 (64) 1800 (72) Lining Code Lay Length L 1320 (51.97) 1440 (56.69) 1620 (63.78)
  • Page 48 6-17 <6. OUTLINE> Optional Grounding Rings (GR1) for sizes 1200 mm (48 in.) to 1800 mm (72 in.)  ø35 (1.38) ø11 (0.43) F0606.ai Unit: mm (approx. in.) CB1, CS1, Process Connection Code CEK, CE1 CS2,CT1 AWWA C207-D Flange Type AS2129-D,E EN PN6 EN PN10...
  • Page 49 6-18 <6. OUTLINE> Optional Grounding Rings (GR2) for sizes 1100 mm (44 in.) to 1800 mm (72 in.)  Unit: mm (approx. in.) Process Connection Code Flange Type JIS F12 (JIS 75M) Size Code 1100 1200 1350 1500 1600 1800 Size (44) (48)

  • Page 50: Sizing Data

    6-19 <6. OUTLINE> Note: Unless otherwise specified, refer to the following table for tolerance in the dimensions. General tolerance in the dimensional outline drawing. Unit: mm (approx. in.) Category of basic dimension Category of basic dimension Tolerance Tolerance Above Equal or below Above Equal or below 3 (0.12)
  • Page 51 Blank Page...

  • Page 52: Revision Information

    Revision Information Title : AXW Magnetic Flowmeter Remote Flowtube  Manual No. : IM 01E25D11-01EN  Edition Data Page Revised Item Mar. 2012 – New publication Sep. 2013 – Addition of sizes from 1100 mm (44 in.) to 1800 mm (72 in.). Addition of lining material and flange standard.

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