Toc-1
IM 01E30D01-01EN
AXR 
Two-wire Magnetic Flowmeter
Integral Flowmeter
IM 01E30D01-01EN  8th Edition
8th Edition: April 2020 (KP)
All Rights Reserved, Copyright © 2009, Yokogawa Electric Corporation
Contents
1. INTRODUCTION ........................................................................................ 1-1
1.1  Using the Magnetic Flowmeter Safely ............................................................ 1-2
1.2 Warranty ............................................................................................................. 1-4
1.3  ATEX Documentation ....................................................................................... 1-5
2.  HANDLING PRECAUTIONS ..................................................................... 2-1
2.1 CheckingModelandSpecications ............................................................... 2-1
2.2 Accessories ....................................................................................................... 2-1
2.3  Storage Precautions ......................................................................................... 2-1
2.4  Installation Location Precautions ................................................................... 2-2
3. INSTALLATION ......................................................................................... 3-1
3.1   Piping Design Precautions .............................................................................. 3-1
3.2  Handling Precautions ........................................................................................ 3-3
3.2.1   General Precautions .......................................................................... 3-3
3.2.2   Flowmeter Piping ............................................................................... 3-4
3.3   Mounting Procedures ....................................................................................... 3-5
3.3.1   Nominal Diameter 25 mm (1.0 in.) to 40 mm (1.5 in.), Wafer Type ... 3-5
3.3.2   Nominal Diameter 50 mm (2.0 in.) to 200 mm (8.0 in.),  
Wafer Type ......................................................................................... 3-7
3.3.3   Nominal Diameter 25 mm (1.0 in.) to 200 mm (8.0 in.),  
Flange Type .....................................................................................3-10
3.3.4   Gaskets Size ....................................................................................3-13
4. WIRING ...................................................................................................... 4-1
4.1  Wiring Precautions ........................................................................................... 4-1
4.2 TerminalCongurationandTerminalWiring ................................................. 4-2
4.3  Wiring Ports  ...................................................................................................... 4-2
4.4  Grounding Connection ..................................................................................... 4-4
4.5   Wiring Connections .......................................................................................... 4-6
4.6  Wiring Procedure .............................................................................................. 4-7
5.  BASIC OPERATING PROCEDURES (USING THE DISPLAY UNIT) ................... 5-1
5.1 OperatingPanelCongurationandFunctions ............................................. 5-2
5.2  Display Unit Setting Methods .......................................................................... 5-3
5.2.1  Display Mode → Setting Mode ..........................................................5-3
5.2.2  Setting Mode ......................................................................................5-5