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Emerson 2468CB, 2468CD manual 3b-2, 3B.5, Specification, 24685034

Models: 2468CD 2468CB

1 186

Page 86

Delay Relay Output Board Option			Hydrastep 2468CB and 2468CD Manual
3B.5	SPECIFICATION			18
		Illustrations
Figure 3b.1		- View of relay output board showing switch positions and output pin
		details		3b-6
Figure 3b.2		- View of delay relay output board showing split pad positions		3b-10
		Tables
Table 3b.1		- Electrode selections for relays RL1 to RL4		3b-7
Table 3b.2		- Split pad functions on relay delay circuits		3b-9

3b-2

24685034

Page 86

Image 86

Emerson 2468CB, 2468CD manual 3b-2, 3B.5, Specification, 24685034

Contents

Electronic Gauging System Hydrastep 2468CB and 2468CDHydrastep Dual Power Supply VersionCATEGORY SYMPTOMSOLUTION See Note POSSIBLE CAUSES See NoteHYDRASTEP START-UP Mobrey Customer SupportPart 2 – Pressure Parts About this manualPart 1 – Electrical/Electronic System Part 3 – AppendixSYMBOLS USED IN THIS MANUAL AND ON THE UNIT Symbol MeaningPage Electronic Gauging System PartHydrastep 2468CB & 2468CD 24685034Pt.1-2 24685034DANGEROUS VOLTAGES ARE PRESENT IN Pt.1-4 24685034Contents PartPt.1-6 24685034Page No ContentsIllustrations Tables24685034 Hydrastep 2468CB and 2468CD Manual0040 1.1WATER LEVEL MEASUREMENT Hydrastep 2468CB and 2468CD Manual 246850341.2.2DISPLAY BOARD 1.2HYDRASTEP 2468 ELECTRONIC GAUGING SYSTEM1.2.1INPUT BOARDS 1.3.1OUTPUT BOARDS 1.3SYSTEM OPTIONS1.2.3SYSTEM FAULTS 2468CB OR 2468CD 1.3.2REMOTE DISPLAY UNITSAvailable Options Table 1.1 - Upgrade paths and available optionsExisting System CommentsHydrastep 2468CB and 2468CD Manual 246850342468CB & 2468CD Dual Power Supply Version Contents2-23 FAULT ANALYSIS & CORRECTIVE ACTIONSPECIFICATION 2-322.3ELECTRONIC ENCLOSURE 2.1INTRODUCTION2.2ELECTRODE CABLING SYSTEM Number of24685034 2468CB & 2468CD Dual Power Supply VersionHydrastep 2468CB and 2468CD Manual 2.3.2REMOTE DISPLAY DRIVE CAPABILITY 2.3.1INPUT BOARD PCB 24680501 AND PCB2.3.1.1Analogue Output Drive Capability 2.3.3DISPLAY BOARD PCB 2.3.3.1Link LK1Link Headers fitted 2.3.3.2Links LK2, LK3, LK4 and LK5No. of Electrodes used 2.3.4PCB INTERCONNECTIONS2.4INSTALLATION Hydrastep 2468CB and 2468CD Manual 246850342-10 Electrode connectionsConductor 2-11Water column connections for 16 electrodes Number2.4.2.3Connecting the Electrode Cable Assemblies to 2468 Enclosure 2-122-13 AC Powered Units input board2.4.2.4Hydrastep Power Supply Cables Figure 2.4: Voltage Selection 240V or DC Powered Units input board2-14 2-15 2.4.2.5Analogue Output ConnectionPart of Display Board showing PL4 2.4.2.6Opto-IsolatedFault Output Connection2-16 2-17 2.5SYSTEM CONFIGURATION2.5.1.1Analogue Output Configuration 2.5.1INPUT BOARD PCB 24680501 OR2-18 2.5.1.2Pulsed Output Setting2.5.1.3Electrode Error Configuration Input Board Option Board Removed2-19 Offset voltages2.5.2DISPLAY BOARD 2.5.2.1Link LK1 Setting2-20 Table 2.2 - Number of electrodes being displayed2-21 Hydrastep 2468CB and 2468CD Manual2-22 2.5.2.3‘Switching Threshold’ Setting2.5.2.4 ‘Compatibility’ Setting 2.6FAULT ANALYSIS & CORRECTIVE ACTION 2-23Indication Faults2-24 Analysis and Corrective Action2-25 Indication2-26 IndicationIndication Faults2-27 Analysis and Corrective ActionIndication Faults2-28 Analysis and Corrective Action2-29 Indication2.6.1.1Removing the Input Board 24680501 or 2.6.1COMPONENT REPLACEMENT2-30 2.6.1.2Refitting the Input BoardItem Description 2.6.2PARTS LIST - HYDRASTEP 2468 CB & CD VERSIONS2-31 MobreySPECIFICATION 2-322-WD.1 Wiring Diagrams for Dual Power Supply VersionContents Page NoHydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version2-WD.2 2468503424685034 Wiring Diagrams for Dual Power Supply Version2-WD.3 Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version2-WD.4 246850342-WD.5 24685034Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version2-WD.6 246850342-WD.7 24685034Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version2-WD.8 246850342-WD.9 24685034Hydrastep 2468CB and 2468CD Manual 2-WD.1024685034 2-WD.11 24685034Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version2-WD.12 246850342-WD.13 24685034Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version2-WD.14 246850342-WD.15 24685034Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version2-WD.16 246850343a-1 2468 - Relay Output Board OptionContents 24685034 3a-23a-7 3a-3 3A.2 INSTALLATION3A.1 GENERAL DESCRIPTION 3a-4 3a.2.3.1 PCB Interconnections 3A.2.3 ELECTRICAL INSTALLATION3a-5 3a.2.3.2 Relay Output Connections3A.3 RELAY BOARD CONFIGURATION 3a-63A.3.1 RELAY OUTPUT BOARD 3a.3.1.1 Configuring the Relay Output Board3a-7 3a-8 3a.3.2.1 Philosophy 3A.3.2 ALARM AND TRIPPING FACILITIES3a-9 3a-10 3a-11 3a-12 3a-13 3a-14 3A.4 COMPONENT REPLACEMENT 3a-153A.5 SPECIFICATION 3a-163b-1 Delay Relay Output Board OptionContents 3B.5 SPECIFICATION3b-2 246850343b-3 3B.2 INSTALLATION3B.1 GENERAL DESCRIPTION 3b-4 3b.2.3.1 PCB Interconnections 3B.2.3 ELECTRICAL INSTALLATION3b-5 3b.2.3.2 Relay Output Connections3B.3 DELAY RELAY BOARD CONFIGURATION 3b-63b-7 3B.3.1 DELAY RELAY OUTPUT BOARD3b.3.1.1 Configuring the Delay Relay Output Board 3b-8 24685034 3b.3.1.6 Delay Circuit Configuration3b-9 3b.3.1.7 Configuring the Delay Circuit Split Pads 3b-103b.3.2.1 Philosophy 3B.3.2 ALARM AND TRIPPING FACILITIES3b-11 3b-12 3b-13 3b-14 3b-15 3b-16 3B.4 COMPONENT REPLACEMENT 3b-173B.5 SPECIFICATION 3b-182468 Opto-isolatedOutput Board Option Contents3c-2 IllustrationsTables 246850343c-3 3C.2 INSTALLATION3C.1 GENERAL DESCRIPTION 3c-4 3c-5 3c.2.3.2 Opto-IsolatedOutput Connections3C.3 OPTO-ISOLATEDOUTPUT BOARD CONFIGURATION 3c-63c-7 3c-8 3c.3.2.1 Philosophy 3C.3.2 ALARM AND TRIPPING FACILITIES3c-9 3c-10 3c-11 3c-12 3c-13 3C.4 COMPONENT REPLACEMENT 3c-1424685034 3C.5 SPECIFICATION3c-15 Hydrastep 2468CB & 2468CD Manual 3c-16Opto-isolatedOutput Board Option 24685034Remote Display Options 24683B, C, & D ContentsFigure 4.1REMOTE DISPLAY OPTIONS 4.2CONFIGURATION 4.2.2RECONFIGURING THE 24683D REMOTE DISPLAY 4.3MECHANICAL INSTALLATION 4.3.2INSTALLING THE 24683D WALL MOUNTED UNIT4.4ELECTRICAL INSTALLATION comply with the EMC directiveDaisy Chain 4.4.1STAR AND DAISY CHAIN CONNECTIONSStar 4.4.2EXAMPLE OF A ‘STAR CONNECTED’ SYSTEM 4.4.3EXAMPLE OF A `DAISY CHAIN SYSTEM 4-104-11 4.4.4CONNECTING CABLES TO THE REMOTE DISPLAYService Terminal4.4.5CONNECTING THE DISPLAY CABLES TO HYDRASTEP 4-12Fault 4.6FAULT ANALYSIS AND CORRECTIVE ACTION4.5SYSTEM OPERATION 4-13Bottom half of fault 4-144-15 Flickering DisplayItem 4.7COMPONENT REPLACEMENT4-16 Mobrey Part NumberPOWER SUPPLY 4.8SPECIFICATIONDIMENSIONS REMOTE DISPLAY UNITSHydrastep 2468CB & 2468CD Manual 4-18Remote Display Options 24683B, C & D 24685034Hydrastep Pressure Parts Operating ManualPt.2-2 24675030Pt.2-3 About this manualPart 2 - Pressure Parts Pt.2-4 24675030CORRECT R E M I N D E RELECTRODE INSTALLATION INCORRECTPt.2-6 24675030N O T I C E Pt.2-7Pt.2-8 24675030Unit Specifications - Hydrastep Part 2 - Hydrastep Pressure PartsInstallation Procedures Fault Repair and CommissioningPt.2-10 24675030WATER LEVEL INDICATION General IntroductionPRINCIPLE OF OPERATION IllustrationsHydrastep Pressure Parts General Introduction24675030 1.1PRINCIPLE OF OPERATION 1.2WATER LEVEL INDICATIONGeneral Introduction 2467503024675030 General IntroductionHydrastep Pressure Parts General Introduction24675030 SCOPE OF PROCEDURES Installation ProceduresContents INSTALLATION OF WATER COLUMNHydrastep Pressure Parts Installation Procedures24675030 2.2STORAGE 2.1SCOPE OF PROCEDURES2.3INSTALLATION OF WATER COLUMN 2.2.4HANDLING PRECAUTIONSdiscarded Figure 2.1 - Universal weld profile 2.4INSPECTION OF MECHANICAL INSTALLATION WORK Installation Procedures 2467503024675030 Installation ProceduresFigure 2.3 - Typical water column suspension BACKGROUND Fault Repair and CommissioningContents WATER COLUMN COMMISSIONING OR RECOMMISSIONINGHydrastep Pressure Parts Fault Repair and Commissioning24675030 3.1BACKGROUND 3.1.1SAFETY PRECAUTIONS3.1.3.1Low Pressure Electrodes 3.1.2WATER COLUMN ISOLATION3.1.3ELECTRODE AND ELECTRODE SEAL LEAKS 3.1.3.2High Pressure Electrodes 3.2WATER COLUMN COMMISSIONING OR RECOMMISSIONING 3.2.1VENT AND DRAIN VALVE REPAIRS3.2.4WATER COLUMN LIFE 3.2.2WATER COLUMN TRANSIENT RESPONSE3.2.3WATER COLUMN OR PIPEWORK BLOCKAGE Hydrastep Pressure Parts Fault Repair and Commissioning24675030 Unit Description Contents24675030 Unit DescriptionHydrastep Pressure Parts 4.1LOW PRESSURE ELECTRODES Figure 4.1 - Low pressure electrode4.2HIGH PRESSURE ELECTRODES Figure 4.2 - High pressure electrode4.3WATER COLUMN L.P 4.4WATER COLUMN H.P 4.5WATER COLUMN H.P. SUPERCRITICAL 24675030 Unit DescriptionHydrastep Pressure Parts Unit Specifications - Hydrastep 5.1ELECTRODESSuper 5.2WATER COLUMNSSeries Electronic Gauging System PartHydrastep 2468CA, CB, CC & CD Pt.3-1Pt3-2 CSA Certified A.1 GENERALHydrastep 2468 - Technical Manual Page Appendix A: CSA Approval Page Emerson Process Management Mobrey Ltd HydrastepOperating Manual