YOKOGAWA DpharpEJX vigilantplant EJX Series Manuals
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Available Documents for DpharpEJX vigilantplant EJX Series:
Brand: YOKOGAWA
Model: DpharpEJX vigilantplant EJX Series
Format: PDF
Key Aspects: Basic Configuration Guidelines, System Architecture and Design Overview, Model Variations and Compatibility
Updated: 14.07.2026
Source File: 147757.pdf
Pages: 45
Description: Product operation guide for the YOKOGAWA DpharpEJX vigilantplant EJX Series.
Contents
Document Preview & Text Transcription
User’s
Manual
Yokogawa Electric Corporation
EJX Series
HART Communication Type
IM 01C25T01-01E
IM 01C25T01-01E
3rd Edition
i
IM 01C25T01-01E
CONTENTS
FD No. IM 01C25T01-01E
3rd Edition: Oct. 2004 (YK)
All Rights Reserved, Copyright © 2004, Yokogawa Electric Corporation
CONTENTS
1.
INTRODUCTION .......................................................................................... 1-1
Regarding This Manual ................................................................................. 1-1
1.1
Safe Use of This Product.................................................................... 1-2
1.2
Warranty .............................................................................................. 1-2
1.3
ATEX Documentation.......................................................................... 1-3
1.4
Matching of Communicator DD and Instrument DD ........................... 1-4
2.
CONDITIONS OF COMMUNICATION LINE............................................... 2-1
2.1
Interconnection Between DPharp and the HART Communicator ...... 2-1
2.2
Communication Line Requirements .................................................... 2-1
2.3
Power Supply Voltage and Load Resistance ..................................... 2-1
3.
OPERATION ................................................................................................ 3-1
3.1
Basic Operation of the 275 HART Communicator ............................. 3-1
3.1.1
Keys and Functions...................................................................... 3-1
3.1.2
Display .......................................................................................... 3-2
3.1.3
Calling Up Menu Addresses ........................................................ 3-2
3.1.4
Entering, Setting, and Sending Data ........................................... 3-3
3.2
Parameter Usage and Selection ......................................................... 3-4
3.3
Menu Tree ........................................................................................... 3-5
3.4
Basic Setup ......................................................................................... 3-6
3.4.1
Tag and Device Information ......................................................... 3-6
3.4.2
Unit ............................................................................................... 3-6
3.4.3
Range Change ............................................................................. 3-7
(1) Keypad input ................................................................................ 3-7
(2) Apply values ................................................................................. 3-8
3.4.4
Output Mode................................................................................. 3-9
3.4.5
Damping Time Constant Setup .................................................... 3-9
3.4.6
Output Signal Low Cut Mode Setup .......................................... 3-10
3.4.7
Impulse Line Connection Orientation Setup .............................. 3-10
3.5
Detailed Setup................................................................................... 3-11
3.5.1
Bi-directional Flow Measurement ............................................... 3-11
3.5.2
Integral Indicator Display Mode ................................................. 3-11
3.5.3
Integral Indicator Scale Setup .................................................... 3-12
3.5.4
Unit for Displayed Temperature ................................................. 3-14
3.5.5
Unit for Displayed Static Pressure ............................................. 3-14
3.5.6
Test Output................................................................................. 3-15
3.5.7
Sensor Trim ................................................................................ 3-16
(1) Zero Trim .................................................................................... 3-16
(2) Full Sensor Trim ......................................................................... 3-17
a. Auto Sensor Trim .................................................................... 3-17
b. Manual Sensor Trim ............................................................... 3-17
(3) Sensor Trim for Static Pressure................................................. 3-18
(4) Reset Trim Adjustment to Factory Setting ................................. 3-18
3.5.8
Trim Analog Output .................................................................... 3-18
3.5.9
Burst Mode ................................................................................. 3-20
3.5.10 Multidrop Mode........................................................................... 3-21
3.5.11 External Switch Mode ................................................................ 3-22
ii
IM 01C25T01-01E
CONTENTS
3.5.12 CPU Failure Burnout Direction and Hardware Write Protect .... 3-22
3.5.13 Software Write Protect ............................................................... 3-23
(1) Setting Password ....................................................................... 3-23
(2) Entering Password to Enable the Parameter Changes ............. 3-23
(3) Releasing Password................................................................... 3-23
(4) Software Seal ............................................................................. 3-24
3.5.14 Signal Characterizer ................................................................... 3-24
3.5.15 Process Alarm ............................................................................ 3-25
3.5.16 Status Output (option code AL) ................................................. 3-26
3.5.17 Capillary Fill Fluid Density Compensation ................................. 3-27
4.
SELF-DIAGNOSTICS .................................................................................. 4-1
4.1
Self-Diagnostics .................................................................................. 4-1
4.1.1
Identify Problems by Using the Communicator ........................... 4-1
4.1.2
Checking with Integral Indicator ................................................... 4-1
4.2
Alarms and Countermeasures ............................................................ 4-2
5.
PARAMETER SUMMARY ........................................................................... 5-1
APPENDIX 1. SAFETY INSTRUMENTED SYSTEMS INSTALLATION .......... A-1
REVISION RECORD
Brand: YOKOGAWA
Model: DpharpEJX vigilantplant EJX Series
Format: PDF
Key Aspects: Hardware Verification Checklists, Device Specifications Overview, User Training Recommendations
Updated: 20.06.2026
Source File: 147756.pdf
Pages: 131
Description: Technical reference manual for the YOKOGAWA DpharpEJX vigilantplant EJX Series.
Contents
Document Preview & Text Transcription
Yokogawa Electric Corporation
User’s
Manual
IM 01C25T02-01E
EJX Series
Fieldbus Communication Type
IM 01C25T02-01E
4th Edition
i
CONTENTS
IM 01C25T02-01E
FD No. IM 01C25T02-01E
4th Edition: Apr. 2006(KP)
All Rights Reserved, Copyright © 2004, Yokogawa Electric Corporation
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.......................................................................... 1-3
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 .......................................................................... 2-3
2.1.3
CENELEC ATEX Certification ...................................................... 2-4
3.
ABOUT FIELDBUS ....................................................................................... 3-1
3.1
Outline ................................................................................................. 3-1
3.2
Internal Structure of EJX..................................................................... 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 Configuration .............................................................. 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
4.4
Integration of DD ................................................................................. 4-3
4.5
Reading the Parameters ..................................................................... 4-3
4.6
Continuous Record of Values ............................................................. 4-4
4.7
Generation of Alarm ............................................................................ 4-4
5.
CONFIGURATION ......................................................................................... 5-1
5.1
Network Design ................................................................................... 5-1
5.2
Network Definition ............................................................................... 5-1
5.3
Definition of Combining Function Blocks ............................................ 5-2
5.4
Setting of Tags and Addresses .......................................................... 5-3
5.5
Communication Setting ....................................................................... 5-4
5.5.1
VCR Setting.................................................................................. 5-4
5.5.2
Function Block Execution Control ................................................ 5-5
5.6
Block Setting ....................................................................................... 5-5
5.6.1
Link Object ................................................................................... 5-5
5.6.2
Trend Object................................................................................. 5-6
5.6.3
View Object .................................................................................. 5-6
5.6.4
Function Block Parameters ........................................................ 5-10
ii
CONTENTS
IM 01C25T02-01E
6.
EXPLANATION OF BASIC ITEMS............................................................... 6-1
6.1
Outline ................................................................................................. 6-1
6.2
Setting and Changing Parameters for the Whole Process ................ 6-1
6.3
SENSOR Transducer Block ................................................................ 6-1
6.3.1
Functional block ........................................................................... 6-1
6.3.2
Block Mode................................................................................... 6-1
6.3.3
Functions Relating to Pressure/Differential Pressure .................. 6-2
6.3.4
Functions Relating to Static Pressure.......................................... 6-3
6.3.5
Functions Relating to Capsule and Amplifier Temperature ......... 6-4
6.3.6
BLOCK_ERR ................................................................................ 6-4
6.3.7
XD_ERROR.................................................................................. 6-4
6.4
LCD Transducer Block ........................................................................ 6-5
6.4.1
Outline of the Functions ............................................................... 6-5
6.4.2
Block Mode................................................................................... 6-5
6.4.3
Display Contents of the integral indicator .................................... 6-5
6.4.4
Example Displays of the integral indicator................................... 6-6
6.4.5
Procedure to Set the Built-in Display ........................................... 6-7
6.4.6
Units That Can Be Displayed on the LCD by the Automatic Link
Function ........................................................................................ 6-9
6.5
AI Function Block .............................................................................. 6-10
6.5.1
Function Blocks .......................................................................... 6-10
6.5.2
Block Mode................................................................................. 6-10
6.5.3
IO_OPTS .................................................................................... 6-10
6.5.4
STATUS_OPT ............................................................................ 6-10
6.5.5
OUT_D ....................................................................................... 6-11
6.5.6
Basic Parameters of the AI Block. ............................................. 6-11
7.
IN-PROCESS OPERATION .......................................................................... 7-1
7.1
Mode Transition .................................................................................. 7-1
7.2
Generation of Alarm ............................................................................ 7-1
7.2.1
Indication of Alarm ....................................................................... 7-1
7.2.2
Alarms and Events ....................................................................... 7-1
7.3
Simulation Function............................................................................. 7-2
8.
DEVICE INFORMATION ............................................................................... 8-1
8.1
DEVICE STATUS................................................................................ 8-1
8.2
Status of each parameter in failure mode .......................................... 8-4
9.
PARAMETER LISTS ..................................................................................... 9-1
9.1
Resource Block ................................................................................... 9-1
9.2
SENSOR Transducer Block ................................................................ 9-3
9.3
LCD Transducer Block ........................................................................ 9-7
9.4
Al Function Block ................................................................................ 9-9
10. GENERAL SPECIFICATIONS .................................................................... 10-1
10.1
STANDARD SPECIFICATIONS ....................................................... 10-1
10.2
OPTIONAL SPECIFICATIONS ......................................................... 10-1
10.3
OPTIONAL SPECIFICATIONS (For Explosion Protected type)....... 10-2
Brand: YOKOGAWA
Model: DpharpEJX vigilantplant EJX Series
Format: PDF
Key Aspects: Standard Operating Procedures, Best Practices for Everyday Use, Periodic Inspection Checklists
Updated: 31.03.2026
Source File: 147760.pdf
Pages: 38
Description: Maintenance and service manual for the YOKOGAWA DpharpEJX vigilantplant EJX Series.
Contents
Document Preview & Text Transcription
User’s
Manual
Yokogawa Electric Corporation
EJX Series
BRAIN Communication Type
IM 01C25T03-01E
IM 01C25T03-01E
2nd Edition
i
IM 01C25T03-01E
CONTENTS
FD No. IM 01C25T03-01E
2nd Edition: Oct. 2004 (YK)
All Rights Reserved, Copyright © 2004, Yokogawa Electric Corporation
CONTENTS
1.
INTRODUCTION .......................................................................................... 1-1
Regarding This Manual ................................................................................. 1-1
1.1
Safe Use of This Product.................................................................... 1-2
1.2
Warranty .............................................................................................. 1-2
1.3
ATEX Documentation.......................................................................... 1-3
2.
CONDITIONS OF COMMUNICATION LINE............................................... 2-1
2.1
Connecting the BT200 ........................................................................ 2-1
2.2
Communication Line Requirements .................................................... 2-1
2.3
Power Supply Voltage and Load Resistance ..................................... 2-1
3.
OPERATION ................................................................................................ 3-1
3.1
BT200 Operating Procedures ............................................................. 3-1
3.1.1
Key Layout and Screen Display................................................... 3-1
3.1.2
Operating Key Functions.............................................................. 3-2
(1) Alphanumeric Keys and Shift Keys.............................................. 3-2
(2) Function Keys............................................................................... 3-2
3.1.3
Calling Up Menu Addresses Using the Operating Keys.............. 3-3
3.1.4
Printout (for BT200 printer option) ............................................... 3-3
3.2
Setting Parameters Using the BT200 ................................................. 3-4
3.2.1
Parameter Usage and Selection .................................................. 3-4
3.2.2
Menu Tree .................................................................................... 3-5
3.2.3
Setting Parameters....................................................................... 3-6
(1) Tag No. Setup .............................................................................. 3-6
(2) Calibration Range Setup .............................................................. 3-6
(3) Damping Time Constant Setup .................................................... 3-7
(4) Output Mode and Integral Indicator Display Mode Setup ........... 3-8
(5) Output Signal Low Cut Mode Setup ............................................ 3-8
(6) Integral Indicator Scale Setup ...................................................... 3-9
(7) Unit Setup for Displayed Temperature ...................................... 3-10
(8) Operation Mode Setup ............................................................... 3-10
(9) Impulse Line Connection Orientation Setup .............................. 3-11
(10) CPU Failure Burnout Direction and Hardware Write Protect.... 3-11
(11) Software Write Protect .............................................................. 3-11
(12) Output Status Setup when a Hardware Error Occurs .............. 3-12
(13) Bi-directional Flow Measurement Setup ................................... 3-12
(14) Range Change while Applying Actual Inputs ............................ 3-13
(15) Sensor Trim ............................................................................... 3-14
(16) Test Output Setup ..................................................................... 3-17
(17) Signal Characterizer .................................................................. 3-17
(18) Process Alarm ........................................................................... 3-18
(19) Status Output (option code AL)................................................. 3-18
(20) Capillary Fill Fluid Density Compensation ................................ 3-19
(21) Adjustment Information and User Memo Fields........................ 3-20
3.3
Displaying Data Using the BT200..................................................... 3-20
3.3.1
Displaying Measured Data ......................................................... 3-20
3.3.2
Display Transmitter Model and Specifications ........................... 3-20
ii
IM 01C25T03-01E
CONTENTS
4.
SELF-DIAGNOSTICS .................................................................................. 4-1
4.1
Checking for Problems........................................................................ 4-1
4.1.1
Identifying Problems with BT200 ................................................. 4-1
4.1.2
Checking with Integral Indicator ................................................... 4-2
4.2
Alarms and Countermeasures ............................................................ 4-3
5.
PARAMETER SUMMARY ........................................................................... 5-1
APPENDIX 1. SAFETY INSTRUMENTED SYSTEMS INSTALLATION .......... A-1
REVISION RECORD
DpharpEJX vigilantplant EJX Series: Related Instructions
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