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Emerson 2468CD, 2468CB manual Opto-isolatedOutput Board Option, Contents

Models: 2468CD 2468CB

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Hydrastep 2468CB & 2468CD Manual

Opto-isolated Output Board Option

3c

2468 Opto-isolated Output Board Option

Contents

			Page No.
3C.1	GENERAL DESCRIPTION			3
3C.2	INSTALLATION			3
	3C.2.1 STORAGE & PRE-INSTALLATION INSPECTION			3
		3c.2.1.1	Storage Area	3
		3c.2.1.2	Pre-installation Inspection	3
	3C.2.2	MECHANICAL INSTALLATION		4
		3c.2.2.1 Fitting Nylon Spacers to the Opto-Isolated Output Board		4
		3c.2.2.2 Mounting the Opto-Isolated Output Board on to the Input Board4
	3C.2.3	ELECTRICAL INSTALLATION		5
		3c.2.3.1	PCB Interconnections	5
		3c.2.3.2	Opto-Isolated Output Connections	5
3C.3	OPTO-ISOLATED OUTPUT BOARD CONFIGURATION			6
	3C.3.1 CONFIGURING THE OPTO-ISOLATED OUTPUT BOARD			7
		3c.3.1.1 Electrode/Opto-Output Selection (Opto-1, Opto-2, Opto-3 &
			Opto-4 Outputs) - SW1 to SW4	7
		3c.3.1.2 Electrode/Alarm Operation (output 1 function only) - SW6		8
		3c.3.1.3 Opto-Isolated Output Activation (‘In Steam’ or ‘In Water’) -
			SW5	8
		3c.3.1.4	System Fault Output	8
	3C.3.2 ALARM AND TRIPPING FACILITIES			9
		3c.3.2.1	Philosophy	9
		3c.3.2.2 Opto-Output Interconnections for Alarm/Tripping Systems		9
		3c.3.2.3 ‘One out of Two’ Opto-output Alarm System		10
		3c.3.2.4 ‘Two out of Two’ Opto-output Alarm System		11
		3c.3.2.5 ‘Two out of Four’ Opto-output Alarm System		12
		3c.3.2.6 ‘Two out of Three’ Opto-output Alarm System		13
3C.4	COMPONENT REPLACEMENT			14
	3C.4.1 REPLACEMENT OF NYLON SPACERS			14
	3C.4.2 PARTS LIST - OPTO-ISOLATED OUTPUT BOARD 24680505			14
3C.5	SPECIFICATION			15
24685034				3c-1

Image 103

Emerson 2468CD, 2468CB manual Opto-isolatedOutput Board Option, Contents

Contents

Dual Power Supply Version Hydrastep 2468CB and 2468CDHydrastep Electronic Gauging SystemPOSSIBLE CAUSES See Note SYMPTOMSOLUTION See Note CATEGORYMobrey Customer Support HYDRASTEP START-UPPart 3 – Appendix About this manualPart 1 – Electrical/Electronic System Part 2 – Pressure PartsSymbol Meaning SYMBOLS USED IN THIS MANUAL AND ON THE UNITPage 24685034 PartHydrastep 2468CB & 2468CD Electronic Gauging System24685034 Pt.1-2DANGEROUS VOLTAGES ARE PRESENT IN 24685034 Pt.1-4Part Contents24685034 Pt.1-6Tables ContentsIllustrations Page No0040 Hydrastep 2468CB and 2468CD Manual24685034 1.1WATER LEVEL MEASUREMENT 24685034 Hydrastep 2468CB and 2468CD Manual1.2.1INPUT BOARDS 1.2HYDRASTEP 2468 ELECTRONIC GAUGING SYSTEM1.2.2DISPLAY BOARD 1.3.2REMOTE DISPLAY UNITS 1.3SYSTEM OPTIONS1.2.3SYSTEM FAULTS 2468CB OR 2468CD 1.3.1OUTPUT BOARDSComments Table 1.1 - Upgrade paths and available optionsExisting System Available Options24685034 Hydrastep 2468CB and 2468CD ManualContents 2468CB & 2468CD Dual Power Supply Version2-32 FAULT ANALYSIS & CORRECTIVE ACTIONSPECIFICATION 2-23Number of 2.1INTRODUCTION2.2ELECTRODE CABLING SYSTEM 2.3ELECTRONIC ENCLOSUREHydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version24685034 2.3.1.1Analogue Output Drive Capability 2.3.1INPUT BOARD PCB 24680501 AND PCB2.3.2REMOTE DISPLAY DRIVE CAPABILITY 2.3.3.1Link LK1 2.3.3DISPLAY BOARD PCB2.3.4PCB INTERCONNECTIONS 2.3.3.2Links LK2, LK3, LK4 and LK5No. of Electrodes used Link Headers fitted2.4INSTALLATION 24685034 Hydrastep 2468CB and 2468CD ManualElectrode connections 2-10Number 2-11Water column connections for 16 electrodes Conductor2-12 2.4.2.3Connecting the Electrode Cable Assemblies to 2468 Enclosure2.4.2.4Hydrastep Power Supply Cables AC Powered Units input board2-13 2-14 DC Powered Units input boardFigure 2.4: Voltage Selection 240V or 2.4.2.5Analogue Output Connection 2-152-16 2.4.2.6Opto-IsolatedFault Output ConnectionPart of Display Board showing PL4 2.5.1INPUT BOARD PCB 24680501 OR 2.5SYSTEM CONFIGURATION2.5.1.1Analogue Output Configuration 2-17Input Board Option Board Removed 2.5.1.2Pulsed Output Setting2.5.1.3Electrode Error Configuration 2-18Offset voltages 2-19Table 2.2 - Number of electrodes being displayed 2.5.2.1Link LK1 Setting2-20 2.5.2DISPLAY BOARDHydrastep 2468CB and 2468CD Manual 2-212.5.2.4 ‘Compatibility’ Setting 2.5.2.3‘Switching Threshold’ Setting2-22 2-23 2.6FAULT ANALYSIS & CORRECTIVE ACTIONAnalysis and Corrective Action Faults2-24 IndicationIndication 2-25Indication 2-26Analysis and Corrective Action Faults2-27 IndicationAnalysis and Corrective Action Faults2-28 IndicationIndication 2-292.6.1.2Refitting the Input Board 2.6.1COMPONENT REPLACEMENT2-30 2.6.1.1Removing the Input Board 24680501 orMobrey 2.6.2PARTS LIST - HYDRASTEP 2468 CB & CD VERSIONS2-31 Item Description2-32 SPECIFICATIONPage No Wiring Diagrams for Dual Power Supply VersionContents 2-WD.124685034 Wiring Diagrams for Dual Power Supply Version2-WD.2 Hydrastep 2468CB and 2468CD Manual2-WD.3 Wiring Diagrams for Dual Power Supply Version24685034 24685034 Wiring Diagrams for Dual Power Supply Version2-WD.4 Hydrastep 2468CB and 2468CD Manual24685034 2-WD.524685034 Wiring Diagrams for Dual Power Supply Version2-WD.6 Hydrastep 2468CB and 2468CD Manual24685034 2-WD.724685034 Wiring Diagrams for Dual Power Supply Version2-WD.8 Hydrastep 2468CB and 2468CD Manual24685034 2-WD.924685034 2-WD.10Hydrastep 2468CB and 2468CD Manual 24685034 2-WD.1124685034 Wiring Diagrams for Dual Power Supply Version2-WD.12 Hydrastep 2468CB and 2468CD Manual24685034 2-WD.1324685034 Wiring Diagrams for Dual Power Supply Version2-WD.14 Hydrastep 2468CB and 2468CD Manual24685034 2-WD.1524685034 Wiring Diagrams for Dual Power Supply Version2-WD.16 Hydrastep 2468CB and 2468CD ManualContents 2468 - Relay Output Board Option3a-1 3a-7 3a-224685034 3A.1 GENERAL DESCRIPTION 3A.2 INSTALLATION3a-3 3a-4 3a.2.3.2 Relay Output Connections 3A.2.3 ELECTRICAL INSTALLATION3a-5 3a.2.3.1 PCB Interconnections3a-6 3A.3 RELAY BOARD CONFIGURATION3a-7 3a.3.1.1 Configuring the Relay Output Board3A.3.1 RELAY OUTPUT BOARD 3a-8 3a-9 3A.3.2 ALARM AND TRIPPING FACILITIES3a.3.2.1 Philosophy 3a-10 3a-11 3a-12 3a-13 3a-14 3a-15 3A.4 COMPONENT REPLACEMENT3a-16 3A.5 SPECIFICATIONContents Delay Relay Output Board Option3b-1 24685034 SPECIFICATION3b-2 3B.53B.1 GENERAL DESCRIPTION 3B.2 INSTALLATION3b-3 3b-4 3b.2.3.2 Relay Output Connections 3B.2.3 ELECTRICAL INSTALLATION3b-5 3b.2.3.1 PCB Interconnections3b-6 3B.3 DELAY RELAY BOARD CONFIGURATION3b.3.1.1 Configuring the Delay Relay Output Board 3B.3.1 DELAY RELAY OUTPUT BOARD3b-7 3b-8 3b-9 3b.3.1.6 Delay Circuit Configuration24685034 3b-10 3b.3.1.7 Configuring the Delay Circuit Split Pads3b-11 3B.3.2 ALARM AND TRIPPING FACILITIES3b.3.2.1 Philosophy 3b-12 3b-13 3b-14 3b-15 3b-16 3b-17 3B.4 COMPONENT REPLACEMENT3b-18 3B.5 SPECIFICATIONContents 2468 Opto-isolatedOutput Board Option24685034 IllustrationsTables 3c-23C.1 GENERAL DESCRIPTION 3C.2 INSTALLATION3c-3 3c-4 3c.2.3.2 Opto-IsolatedOutput Connections 3c-53c-6 3C.3 OPTO-ISOLATEDOUTPUT BOARD CONFIGURATION3c-7 3c-8 3c-9 3C.3.2 ALARM AND TRIPPING FACILITIES3c.3.2.1 Philosophy 3c-10 3c-11 3c-12 3c-13 3c-14 3C.4 COMPONENT REPLACEMENT3c-15 3C.5 SPECIFICATION24685034 24685034 3c-16Opto-isolatedOutput Board Option Hydrastep 2468CB & 2468CD ManualContents Remote Display Options 24683B, C, & DFigure 4.1REMOTE DISPLAY OPTIONS 4.2CONFIGURATION 4.2.2RECONFIGURING THE 24683D REMOTE DISPLAY 4.3.2INSTALLING THE 24683D WALL MOUNTED UNIT 4.3MECHANICAL INSTALLATIONcomply with the EMC directive 4.4ELECTRICAL INSTALLATIONStar 4.4.1STAR AND DAISY CHAIN CONNECTIONSDaisy Chain 4.4.2EXAMPLE OF A ‘STAR CONNECTED’ SYSTEM 4-10 4.4.3EXAMPLE OF A `DAISY CHAIN SYSTEMTerminal 4.4.4CONNECTING CABLES TO THE REMOTE DISPLAYService 4-114-12 4.4.5CONNECTING THE DISPLAY CABLES TO HYDRASTEP4-13 4.6FAULT ANALYSIS AND CORRECTIVE ACTION4.5SYSTEM OPERATION Fault4-14 Bottom half of faultFlickering Display 4-15Mobrey Part Number 4.7COMPONENT REPLACEMENT4-16 ItemREMOTE DISPLAY UNITS 4.8SPECIFICATIONDIMENSIONS POWER SUPPLY24685034 4-18Remote Display Options 24683B, C & D Hydrastep 2468CB & 2468CD ManualOperating Manual Hydrastep Pressure Parts24675030 Pt.2-2Part 2 - Pressure Parts About this manualPt.2-3 24675030 Pt.2-4INCORRECT R E M I N D E RELECTRODE INSTALLATION CORRECT24675030 Pt.2-6Pt.2-7 N O T I C E24675030 Pt.2-8Fault Repair and Commissioning Part 2 - Hydrastep Pressure PartsInstallation Procedures Unit Specifications - Hydrastep24675030 Pt.2-10Illustrations General IntroductionPRINCIPLE OF OPERATION WATER LEVEL INDICATION24675030 General IntroductionHydrastep Pressure Parts 1.2WATER LEVEL INDICATION 1.1PRINCIPLE OF OPERATION24675030 General IntroductionGeneral Introduction 2467503024675030 General IntroductionHydrastep Pressure Parts INSTALLATION OF WATER COLUMN Installation ProceduresContents SCOPE OF PROCEDURES24675030 Installation ProceduresHydrastep Pressure Parts 2.2.4HANDLING PRECAUTIONS 2.1SCOPE OF PROCEDURES2.3INSTALLATION OF WATER COLUMN 2.2STORAGEdiscarded Figure 2.1 - Universal weld profile 2.4INSPECTION OF MECHANICAL INSTALLATION WORK 24675030 Installation ProceduresFigure 2.3 - Typical water column suspension Installation Procedures24675030 WATER COLUMN COMMISSIONING OR RECOMMISSIONING Fault Repair and CommissioningContents BACKGROUND24675030 Fault Repair and CommissioningHydrastep Pressure Parts 3.1.1SAFETY PRECAUTIONS 3.1BACKGROUND3.1.3ELECTRODE AND ELECTRODE SEAL LEAKS 3.1.2WATER COLUMN ISOLATION3.1.3.1Low Pressure Electrodes 3.1.3.2High Pressure Electrodes 3.2.1VENT AND DRAIN VALVE REPAIRS 3.2WATER COLUMN COMMISSIONING OR RECOMMISSIONING3.2.3WATER COLUMN OR PIPEWORK BLOCKAGE 3.2.2WATER COLUMN TRANSIENT RESPONSE3.2.4WATER COLUMN LIFE 24675030 Fault Repair and CommissioningHydrastep Pressure Parts Contents Unit DescriptionHydrastep Pressure Parts Unit Description24675030 Figure 4.1 - Low pressure electrode 4.1LOW PRESSURE ELECTRODESFigure 4.2 - High pressure electrode 4.2HIGH PRESSURE ELECTRODES4.3WATER COLUMN L.P 4.4WATER COLUMN H.P 4.5WATER COLUMN H.P. SUPERCRITICAL Hydrastep Pressure Parts Unit Description24675030 5.1ELECTRODES Unit Specifications - HydrastepSeries 5.2WATER COLUMNSSuper Pt.3-1 PartHydrastep 2468CA, CB, CC & CD Electronic Gauging SystemPt3-2 A.1 GENERAL CSA CertifiedHydrastep 2468 - Technical Manual Page Appendix A: CSA Approval Page Operating Manual HydrastepEmerson Process Management Mobrey Ltd