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DPharp EJX***A Series
YOKOGAWA DPharp EJX***A Series User Manual
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User
’
s
Manual
DPharp
HART 5/HART 7 Communication T
ype
(EJX
A, EJA
E)
IM 01C25T01-06EN
IM 01C25T01-06EN
7th Edition
2
Table of Contents
Default Chapter
2
Table of Contents
2
1 Introduction
5
Regarding this Manual
5
Safe Use of this Product
6
Warranty
6
Abbreviation and Marking
7
Applicable Configuration Files
8
2 Connection
9
Integral Indicator Display When Powering on
9
HART Protocol Revision
9
Device Description (DD) on a Configuration Tool and Transmitter Device Revision
10
Set the Parameters Using DTM
11
Interconnection between Dpharp and the HART Configuration Tool
12
Power Supply Voltage and Load Resistance
12
4-20Ma
12
3 Parameter Setting
13
Menu Tree
13
Group II: EJX HART 5 DTM Based on FDT1.2
20
Basic Setup
24
Tag and Device Information
24
Unit
24
Range Change
25
Output Mode
25
Damping Time Constant Setup
26
Output Signal Low Cut Mode Setup
26
Impulse Line Connection Orientation Setup
27
Static Pressure Setup
27
Detailed Setup
28
Bi-Directional Flow Measurement
28
Analog Output Signal Adjustable Range
28
Integral Indicator Display Mode
28
Integral Indicator Scale Setup
29
Unit for Displayed Temperature
30
Sensor Trim
30
Trim Analog Output
32
External Switch Mode
33
CPU Failure Burnout Direction and Hardware Write Protect
33
Software Write Protection
34
Signal Characterizer
34
Alarm
35
Status Output (Only for EJX Series: Option Code AL)
36
Ejx
36
Capillary Fill Fluid Density Compensation
37
Test Output, Simulation, and Squawk
38
Burst Mode
40
In the Case of Using HART
40
Hart 5
40
HART 7 4-20Ma
40
Multidrop Mode
45
Setting on HART
45
Hart 5
45
Setting on HART
46
HART 7 4-20Ma
46
Switching HART Protocol Revision
46
4 Diagnostics
48
Self-Diagnostics
48
Identify Problems by Using HART Configuration Tool
48
Checking with Integral Indicator
49
Status Information Available for HART
49
Hart 7
49
Advanced Diagnostics (Only for EJX Series)
50
Ejx
50
Multi-Sensing Process Monitoring
50
Impulse Line Blockage Detection (ILBD)
50
Blockage Detection
53
Combination of Reference Result and Blockage Detection
55
Operation Parameters
56
Operating Procedure
58
Alarm and Alert Setting
59
Condition Check
61
Obtain Reference Values
62
Capability Test of Blockage Detection Operation
63
Start ILBD Operation
63
Tuning
64
Reset of Reference Value
65
ILBD Parameter List
66
Heat Trace Monitoring
68
Flg Temp Coef Setting
68
Out of Temperature Measurement Range
69
Parameter Lists for Heat Trace Monitoring
70
Alarms and Countermeasures
71
5 Parameter Summary
79
Appendix 1. Safety Instrumented Systems Installation
90
Safety Instrumented Systems Installation
90
A1.1 Scope and Purpose
90
A1.2 Using the Transmitter for an SIS Application
90
A1.2.1 Safety Accuracy
90
A1.2.2 Diagnostic Response Time
90
A1.2.3 Setup
90
A1.2.4 Required Parameter Settings
90
A1.2.5 Proof Testing
90
A1.2.6 Repair and Replacement
91
A1.2.7 Startup Time
91
A1.2.8 Firmware Update
91
A1.2.9 Reliability Data
91
A1.2.10 Lifetime Limits
91
A1.2.11 Environmental Limits
91
A1.2.12 Application Limits
92
A1.3 Definitions and Abbreviations
92
A1.3.1 Definitions
92
A1.3.2 Abbreviations
92
Appendix 2. ILBD Check List
93
Revision Information
98
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YOKOGAWA DPharp EJX***A Series Specifications
General
Brand
YOKOGAWA
Model
DPharp EJX***A Series
Category
Transmitter
Language
English
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