Yokogawa EJX930A Manual do Utilizador descarregar pdf (Página 2)

IM 01C25T02-01E

DPharp

Fieldbus Communication Type

IM 01C25T02-01E 13th Edition

13th Edition: June 2013 (YK)

CONTENTS

1. Introduction ............................................................................................... 1-1

 Regarding This Manual ................................................................................................ 1-1

1.1 Safe Use of This Product .................................................................................1-2

1.2 Warranty ............................................................................................................. 1-3

1.3 ATEX Documentation .......................................................................................1-4

2. Handling Cautions .................................................................................... 2-1

2.1 Installation of an Explosion-Protected Instrument ....................................... 2-1

2.1.1 FM approval .......................................................................................2-1

2.1.2 CSA Certication ................................................................................2-5

2.1.3 ATEX Certication .............................................................................. 2-8

2.1.4 IECEx Certication ...........................................................................2-12

3. About Fieldbus ......................................................................................... 3-1

3.1 Outline ................................................................................................................3-1

3.2 Internal Structure of DPharp ............................................................................3-1

3.2.1 System/network Management VFD ..................................................3-1

3.2.2 Function Block VFD ...........................................................................3-1

3.3 Logical Structure of Each Block .....................................................................3-1

3.4 Wiring System Conguration .......................................................................... 3-1

4. Getting Started .......................................................................................... 4-1

4.1 Connection of Devices ..................................................................................... 4-1

4.2 Host Setting ....................................................................................................... 4-2

4.3 Bus Power ON ................................................................................................... 4-3

4.3.1 Integral Indicator Display When Powering On ................................... 4-3

4.3.2 Conrming that Transmitter is Operating Properly ............................4-3

4.4 Integration of DD ............................................................................................... 4-4

4.5 Set the parameters using DTM ........................................................................4-4

4.6 Reading the Parameters ................................................................................... 4-4

4.7 Continuous Record of Values .......................................................................... 4-4

4.8 Generation of Alarm ..........................................................................................4-4

5. Conguration ............................................................................................ 5-1

5.1 Network Design ................................................................................................. 5-1

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