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2468CD, 2468CB Part, Hydrastep 2468CA, CB, CC & CD, Electronic Gauging System, Pt.3-1
Models:
2468CD
2468CB
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186 pages
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Specifications
Install
Faults
Symbol Meaning
Dimension
2.5SYSTEM CONFIGURATION
Symptom
2.1SCOPE OF PROCEDURES
2.5.1.2Pulsed Output Setting
2.6.1COMPONENT REPLACEMENT
Page 179
Image 179
Part 3
Hydrastep 2468CA, CB, CC & CD
Electronic Gauging System
Pt.3
-
1
Page 178
Page 180
Page 179
Image 179
Page 178
Page 180
Contents
Dual Power Supply Version
Hydrastep 2468CB and 2468CD
Hydrastep
Electronic Gauging System
POSSIBLE CAUSES See Note
SYMPTOM
SOLUTION See Note
CATEGORY
Mobrey Customer Support
HYDRASTEP START-UP
Part 3 – Appendix
About this manual
Part 1 – Electrical/Electronic System
Part 2 – Pressure Parts
Symbol Meaning
SYMBOLS USED IN THIS MANUAL AND ON THE UNIT
Page
24685034
Part
Hydrastep 2468CB & 2468CD
Electronic Gauging System
Pt.1-2
DANGEROUS VOLTAGES ARE PRESENT IN
Pt.1-4
Part
Contents
Pt.1-6
Tables
Contents
Illustrations
Page No
0040
1.1WATER LEVEL MEASUREMENT
24685034
1.2.2DISPLAY BOARD
1.2HYDRASTEP 2468 ELECTRONIC GAUGING SYSTEM
1.2.1INPUT BOARDS
1.3.2REMOTE DISPLAY UNITS
1.3SYSTEM OPTIONS
1.2.3SYSTEM FAULTS 2468CB OR 2468CD
1.3.1OUTPUT BOARDS
Comments
Table 1.1 - Upgrade paths and available options
Existing System
Available Options
24685034
2468CB & 2468CD Dual Power Supply Version
2-32
FAULT ANALYSIS & CORRECTIVE ACTION
SPECIFICATION
2-23
Number of
2.1INTRODUCTION
2.2ELECTRODE CABLING SYSTEM
2.3ELECTRONIC ENCLOSURE
2468CB & 2468CD Dual Power Supply Version
2.3.2REMOTE DISPLAY DRIVE CAPABILITY
2.3.1INPUT BOARD PCB 24680501 AND PCB
2.3.1.1Analogue Output Drive Capability
2.3.3.1Link LK1
2.3.3DISPLAY BOARD PCB
2.3.4PCB INTERCONNECTIONS
2.3.3.2Links LK2, LK3, LK4 and LK5
No. of Electrodes used
Link Headers fitted
2.4INSTALLATION
24685034
Electrode connections
2-10
Number
2-11
Water column connections for 16 electrodes
Conductor
2-12
2.4.2.3Connecting the Electrode Cable Assemblies to 2468 Enclosure
2-13
AC Powered Units input board
2.4.2.4Hydrastep Power Supply Cables
Figure 2.4 Voltage Selection 240V or
DC Powered Units input board
2-14
2.4.2.5Analogue Output Connection
2-15
Part of Display Board showing PL4
2.4.2.6Opto-IsolatedFault Output Connection
2-16
2.5.1INPUT BOARD PCB 24680501 OR
2.5SYSTEM CONFIGURATION
2.5.1.1Analogue Output Configuration
2-17
Input Board Option Board Removed
2.5.1.2Pulsed Output Setting
2.5.1.3Electrode Error Configuration
2-18
Offset voltages
2-19
Table 2.2 - Number of electrodes being displayed
2.5.2.1Link LK1 Setting
2-20
2.5.2DISPLAY BOARD
2-21
2-22
2.5.2.3‘Switching Threshold’ Setting
2.5.2.4 ‘Compatibility’ Setting
2-23
2.6FAULT ANALYSIS & CORRECTIVE ACTION
Analysis and Corrective Action
Faults
2-24
Indication
2-25
2-26
alternating between water and steam green and
2-27
Bottom half of
alternates
Bottom half of
2-28
State 5 contd
2-29
2.6.1.2Refitting the Input Board
2.6.1COMPONENT REPLACEMENT
2-30
2.6.1.1Removing the Input Board 24680501 or
Mobrey
2.6.2PARTS LIST - HYDRASTEP 2468 CB & CD VERSIONS
2-31
Item Description
2-32
SPECIFICATION
Page No
Wiring Diagrams for Dual Power Supply Version
2-WD.1
2-WD.2
Wiring Diagrams for Dual Power Supply Version
2-WD.3
Wiring Diagrams for Dual Power Supply Version
2-WD.4
2-WD.5
2-WD.6
2-WD.7
2-WD.8
2-WD.9
Hydrastep 2468CB and 2468CD Manual
2-WD.10
2-WD.11
2-WD.12
2-WD.13
2-WD.14
2-WD.15
2-WD.16
3a-1
2468 - Relay Output Board Option
3a-7
3a-2
3a-3
3A.2 INSTALLATION
3A.1 GENERAL DESCRIPTION
3a-4
3a.2.3.2 Relay Output Connections
3A.2.3 ELECTRICAL INSTALLATION
3a-5
3a.2.3.1 PCB Interconnections
3a-6
3A.3 RELAY BOARD CONFIGURATION
3A.3.1 RELAY OUTPUT BOARD
3a.3.1.1 Configuring the Relay Output Board
3a-7
3a-8
3a.3.2.1 Philosophy
3A.3.2 ALARM AND TRIPPING FACILITIES
3a-9
3a-10
3a-11
3a-12
3a-13
3a-14
3a-15
3A.4 COMPONENT REPLACEMENT
3a-16
3A.5 SPECIFICATION
3b-1
Delay Relay Output Board Option
3B.5
SPECIFICATION
3b-2
3b-3
3B.2 INSTALLATION
3B.1 GENERAL DESCRIPTION
3b-4
3b.2.3.2 Relay Output Connections
3B.2.3 ELECTRICAL INSTALLATION
3b-5
3b.2.3.1 PCB Interconnections
3b-6
3B.3 DELAY RELAY BOARD CONFIGURATION
3B.3.1 DELAY RELAY OUTPUT BOARD
3b.3.1.1 Configuring the Delay Relay Output Board
3b-7
3b-8
3b-9
3b.3.1.6 Delay Circuit Configuration
3b-10
3b.3.1.7 Configuring the Delay Circuit Split Pads
3b.3.2.1 Philosophy
3b-11
3b-12
3b-13
3b-14
3b-15
3b-16
3b-17
3B.4 COMPONENT REPLACEMENT
3b-18
3B.5 SPECIFICATION
2468 Opto-isolatedOutput Board Option
3c-2
Illustrations
Tables
3c-3
3C.2 INSTALLATION
3C.1 GENERAL DESCRIPTION
3c-4
3c.2.3.2 Opto-IsolatedOutput Connections
3c-5
3c-6
3C.3 OPTO-ISOLATEDOUTPUT BOARD CONFIGURATION
3c-7
3c-8
3c.3.2.1 Philosophy
3C.3.2 ALARM AND TRIPPING FACILITIES
3c-9
3c-10
3c-11
3c-12
3c-13
3c-14
3C.4 COMPONENT REPLACEMENT
3c-15
3C.5 SPECIFICATION
3c-16
Remote Display Options 24683B, C, & D
Figure
4.1REMOTE DISPLAY OPTIONS
4.2CONFIGURATION
4.2.2RECONFIGURING THE 24683D REMOTE DISPLAY
4.3.2INSTALLING THE 24683D WALL MOUNTED UNIT
4.3MECHANICAL INSTALLATION
comply with the EMC directive
4.4ELECTRICAL INSTALLATION
Daisy Chain
4.4.1STAR AND DAISY CHAIN CONNECTIONS
Star
4.4.2EXAMPLE OF A ‘STAR CONNECTED’ SYSTEM
4-10
4.4.3EXAMPLE OF A `DAISY CHAIN SYSTEM
Terminal
4.4.4CONNECTING CABLES TO THE REMOTE DISPLAY
Service
4-11
4-12
4.4.5CONNECTING THE DISPLAY CABLES TO HYDRASTEP
4-13
4.6FAULT ANALYSIS AND CORRECTIVE ACTION
4.5SYSTEM OPERATION
Fault
4-14
Bottom half of fault
Flickering Display
4-15
Mobrey Part Number
4.7COMPONENT REPLACEMENT
4-16
Item
REMOTE DISPLAY UNITS
4.8SPECIFICATION
DIMENSIONS
POWER SUPPLY
4-18
Operating Manual
Hydrastep Pressure Parts
24675030
Pt.2-2
Pt.2-3
Part 2 - Pressure Parts
Pt.2-4
INCORRECT
R E M I N D E R
ELECTRODE INSTALLATION
CORRECT
Pt.2-6
Pt.2-7
N O T I C E
Pt.2-8
Fault Repair and Commissioning
Part 2 - Hydrastep Pressure Parts
Installation Procedures
Unit Specifications - Hydrastep
Pt.2-10
24675030
General Introduction
PRINCIPLE OF OPERATION
WATER LEVEL INDICATION
Hydrastep Pressure Parts
24675030
1.2WATER LEVEL INDICATION
1.1PRINCIPLE OF OPERATION
24675030
General Introduction
Hydrastep Pressure Parts
STORAGE
Installation Procedures
SCOPE OF PROCEDURES
INSTALLATION OF WATER COLUMN
Installation Procedures
2.2.4HANDLING PRECAUTIONS
2.1SCOPE OF PROCEDURES
2.3INSTALLATION OF WATER COLUMN
2.2STORAGE
discarded
Figure 2.1 - Universal weld profile
2.4INSPECTION OF MECHANICAL INSTALLATION WORK
24675030
Figure 2.3 - Typical water column suspension
WATER COLUMN COMMISSIONING OR RECOMMISSIONING
Fault Repair and Commissioning
BACKGROUND
Hydrastep Pressure Parts
3.1.1SAFETY PRECAUTIONS
3.1BACKGROUND
3.1.3.1Low Pressure Electrodes
3.1.2WATER COLUMN ISOLATION
3.1.3ELECTRODE AND ELECTRODE SEAL LEAKS
3.1.3.2High Pressure Electrodes
3.2.1VENT AND DRAIN VALVE REPAIRS
3.2WATER COLUMN COMMISSIONING OR RECOMMISSIONING
3.2.4WATER COLUMN LIFE
3.2.2WATER COLUMN TRANSIENT RESPONSE
3.2.3WATER COLUMN OR PIPEWORK BLOCKAGE
Hydrastep Pressure Parts
Unit Description
Unit Description
Figure 4.1 - Low pressure electrode
4.1LOW PRESSURE ELECTRODES
Figure 4.2 - High pressure electrode
4.2HIGH PRESSURE ELECTRODES
4.3WATER COLUMN L.P
4.4WATER COLUMN H.P
4.5WATER COLUMN H.P. SUPERCRITICAL
24675030
5.1ELECTRODES
Unit Specifications - Hydrastep
Super
5.2WATER COLUMNS
Series
Pt.3-1
Part
Hydrastep 2468CA, CB, CC & CD
Electronic Gauging System
Pt3-2
A.1 GENERAL
CSA Certified
Hydrastep 2468 - Technical Manual
Page
Appendix A CSA Approval
Page
Operating Manual
Hydrastep
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