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Michell Instruments Liquidew EExd Manuals
Manuals and User Guides for Michell Instruments Liquidew EExd. We have
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Michell Instruments Liquidew EExd manual available for free PDF download: User Manual
Michell Instruments Liquidew EExd User Manual (90 pages)
Process Moisture Analyzer
Brand:
Michell Instruments
| Category:
Measuring Instruments
| Size: 4 MB
Table of Contents
Table of Contents
4
Safety
7
Electrical Safety
7
Pressure Safety
7
Toxic Materials
7
Repair and Maintenance
7
Calibration (Factory Validation)
7
Safety Conformity
7
Abbreviations
8
Warnings
8
1 Introduction
9
General
9
Liquid Sample Path
9
Operating Overview
10
User Display and Interface
10
Advanced Sensor Technology
10
Measurement Units
10
Elimination of Temperature Effects
11
Calibration
11
Liquidew Eexd Sampling System
12
Figure 1 Liquidew Eexd Sampling System
12
2 Installation
13
Electrical Safety
13
Equipment Ratings and Installation Details
13
Figure 2 Power Connection Connector
13
Figure 3 Earthing Stud and Nut Washer Assembly
14
Hazardous Area Safety
16
Pressure Safety
17
Lifting and Handling
17
Analyzer System
18
Figure 4 Liquidew Eexd Dimensions
18
Pipework
19
Figure 5 Pipework Connections
19
Power Connections
20
Analog and Digital Communications
21
Process Alarms and Analyzer Status Alarms
21
Figure 6 Hook-Up Wiring Diagram
21
Liquidew Eexd Start-Up Purge Procedure
22
Sample Flows
23
Figure 7 Minimum Requirements for Start-Up Purging
23
3 Operation
24
System Operation
24
User Interface
24
Interface Controls
24
Figure 8 MAIN Page in Single Channel (Top) and Dual Channel Modes
24
Figure 9 User Interface
24
Up/Down Arrow Buttons
25
SELECT' Button
25
MENU/MAIN' Button
25
Figure 10 Up/Down Arrow Buttons
25
Figure 11 'SELECT' Button
25
Figure 12 'MENU/MAIN' Button
25
Menu Structure
26
Figure 13 Menu Structure
26
MAIN MENU Page
27
STATUS Page
27
Figure 14 MAIN MENU Page
27
Figure 15 STATUS Page
27
LOGGING MENU Page
28
VIEW LOGGED DATA Page
28
Figure 16 LOGGED DATA Page
28
View Statistics
29
VIEW SYSTEM FAULTS Page
29
Figure 17 STATISTICS Page
29
Figure 18 SYSTEM FAULTS Page
29
VIEW/ADJ VARIABLES Page
30
Password
30
Variables
30
Figure 19 PASSWORD Page
30
Single Channel Configuration Variables Pages
31
Figure 20 VARIABLES Pages (Examples)
31
Dual Channel Configuration Variables Pages
32
User-Defined Solutes
33
3.7.5.1 Editing the Table of Cs Values
33
3.7.5.2 Editing the Label for the User-Defined Solute
33
SENSOR INFO Page
34
CONTACT INFO Page
34
Figure 21 SENSOR INFO Page
34
Figure 22 CONTACT INFO Page
34
4 Maintenance
35
Enclosure Cover and User Interface
35
Replacement of the Sensor Assembly
36
Figure 23 Ribbon Cable Connection
36
Figure 24 Moisture Sensor Assembly Replacement
37
Replacement of the Flow Meter
38
Figure 25 Flow Meter Replacement
38
Troubleshooting
39
Error Messages
39
Error Messages Flashing over Displayed Values
39
Figure 26 Error Message Line
39
Logged Error Codes
40
Figure 27 Logged Error Codes
40
Analyzer Fault Alarm Relay
41
Appendix A Technical Specification
43
Figure 28 Mounting Drawing
45
Mounting Drawing
45
Figure 29 Pipework Connections
46
Pipework Connections
46
Figure 30 System Wiring Diagram
47
System Wiring Diagram
47
Appendix B Variable Definitions
49
Appendix C Software
54
System Requirements
54
Appendix D Calibration Correction
56
Overview
56
Figure 31 Calibration Correction Data
57
Calibration Software
57
Calibration Procedure
58
Modbus RTU Communications
61
Appendix E Modbus RTU Communications
61
Introduction
61
Modbus RTU Basics
61
Physical Layer
61
Termination Resistor
62
Register Map
62
Modbus RTU Details
71
Message Framing
71
Figure 32 Reading Holding Registers State Diagram
72
Implemented Functions
72
Figure 33 Write Single Register State Diagram
74
Exceptions
76
Appendix F Modbus RTU Details
78
Register Number Formats
78
Appendix G Register Number Formats
83
Appendix H Hazardous Area Certification
83
Product Standards
83
Product Certification
83
Global Certificates/Approvals
83
Special Conditions of Use
84
Maintenance and Installation
84
Appendix I Quality, Recycling & Warranty Information
86
Appendix J Return Document & Decontamination Declaration
88
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