Yokogawa EJX115A - Manual (Page 2)

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IM 01C25T04-01EN
DPharp
PROFIBUS PA Communication Type
IM 01C25T04-01EN 1st Edition
1st Edition: May 2013 (YK)
All Rights Reserved, Copyright © 2013, Yokogawa Electric Corporation
CONTENTS
1. Introduction ............................................................................................... 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 Certification ................................................................................2-2
2.1.3 ATEX Certification ..............................................................................2-3
2.1.4 IECEx Certification .............................................................................2-7
3. About PROFIBUS PA ................................................................................ 3-1
3.1 Outline ................................................................................................................3-1
3.2 Internal Structure of DPharp ............................................................................3-1
3.2.1
Function Block ...................................................................................3-1
3.3 Logical Structure of Each Block .....................................................................3-1
3.4 Wiring System Configuration ..........................................................................3-1
4. Getting Started .......................................................................................... 4-1
4.1 Connection of Devices .....................................................................................4-1
4.2 Bus Power ON ...................................................................................................4-2
4.3 Confirmation of Device Information ...............................................................4-2
4.4 Master Settings .................................................................................................4-3
4.5 Integration of GSD file and IDENT Number ....................................................4-4
4.6 Bus Address Setup ...........................................................................................4-4
5. Parameter Setting ..................................................................................... 5-1
5.1 Easy Setup .........................................................................................................5-1
5.1.1
Tag Number, Descriptor, Message and Installation Date ..................5-1
5.1.2 Pressure Range (Scale In) and Pressure Unit ..................................5-1
5.1.3 Output Mode (Characterization Type) ..............................................5-2
5.1.4 Output Scale (Out Scale) and Unit ....................................................5-2
5.1.5 Damping time constant (Filter Time Const) .......................................5-2
5.2 Calibration .........................................................................................................5-2
5.2.1
Pressure Calibration ..........................................................................5-3