Emerson 2468CD User Manual

Hydrastep 2468CB and 2468CD Hydrastep 2468Operating Manual 24685034, Rev. AE June 2011

Pt.1-4 24685034

Delay Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3b-16 24685034 3b.3.2.7 ‘Two out of Three’ Relay Alarm System In the following d

Hydrastep 2468CB and 2468CD Manual Delay Relay Output Board Option 24685034 3b-17 3B.4 COMPONENT REPLACEMENT The delay relay board contains no repla

Delay Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3b-18 24685034 3B.5 SPECIFICATION Outputs: 4 x Alarm/Trip Relays Relay Contac

Hydrastep 2468CB & 2468CD Manual Opto-isolated Output Board Option 24685034 3c-1 3c 2468 Opto-isolated Output Board Option Contents Page No.

Opto-isolated Output Board Option Hydrastep 2468CB & 2468CD Manual 3c-2 24685034 Illustrations Figure 3c.1 - View of opto-isolated board showi

Hydrastep 2468CB & 2468CD Manual Opto-isolated Output Board Option 24685034 3c-3 3C.1 GENERAL DESCRIPTION The Opto-isolated Output Board (PCB 2

Opto-isolated Output Board Option Hydrastep 2468CB & 2468CD Manual 3c-4 24685034 3C.2.2 MECHANICAL INSTALLATION The output board is mounted dir

Hydrastep 2468CB & 2468CD Manual Opto-isolated Output Board Option 24685034 3c-5 3C.2.3 ELECTRICAL INSTALLATION 3c.2.3.1 PCB Interconnections S

Opto-isolated Output Board Option Hydrastep 2468CB & 2468CD Manual 3c-6 24685034 3C.3 OPTO-ISOLATED OUTPUT BOARD CONFIGURATION The 24680505 Opt

Hydrastep 2468CB & 2468CD Manual Opto-isolated Output Board Option 24685034 3c-7 3C.3.1 CONFIGURING THE OPTO-ISOLATED OUTPUT BOARD WARNING M

24685034 Pt.1-5 Part 1 Contents Chapter 1 Introduction to the Hydrastep 2468 Electronic Gauging System Chapter 2 2468CB & 2468CD Dual P

Opto-isolated Output Board Option Hydrastep 2468CB & 2468CD Manual 3c-8 24685034 3c.3.1.2 Electrode/Alarm Operation (output 1 function only) -

Hydrastep 2468CB & 2468CD Manual Opto-isolated Output Board Option 24685034 3c-9 3C.3.2 ALARM AND TRIPPING FACILITIES The output boards provid

Opto-isolated Output Board Option Hydrastep 2468CB & 2468CD Manual 3c-10 24685034 3c.3.2.3 ‘One out of Two’ Opto-output Alarm System Either of

Hydrastep 2468CB & 2468CD Manual Opto-isolated Output Board Option 24685034 3c-11 3c.3.2.4 ‘Two out of Two’ Opto-output Alarm System This syst

Opto-isolated Output Board Option Hydrastep 2468CB & 2468CD Manual 3c-12 24685034 3c.3.2.5 ‘Two out of Four’ Opto-output Alarm System In the f

Hydrastep 2468CB & 2468CD Manual Opto-isolated Output Board Option 24685034 3c-13 3c.3.2.6 ‘Two out of Three’ Opto-output Alarm System In the

Opto-isolated Output Board Option Hydrastep 2468CB & 2468CD Manual 3c-14 24685034 3C.4 COMPONENT REPLACEMENT The components used on the opto-is

Hydrastep 2468CB & 2468CD Manual Opto-isolated Output Board Option 24685034 3c-15 3C.5 SPECIFICATION Outputs: 4 x Alarm/Trip Opto-isolated

Opto-isolated Output Board Option Hydrastep 2468CB & 2468CD Manual 3c-16 24685034

Hydrastep 2468CB & 2468CD Manual Remote Display Options 24683B, C & D 24685034 4-1 4 Remote Display Options 24683B, C, & D Contents

Pt.1-6 24685034

Remote Display Options 24683B, C & D Hydrastep 2468CB & 2468CD Manual 4-2 24685034 Illustrations Figure 4.1 - Location of link headers for

Hydrastep 2468CB & 2468CD Manual Remote Display Options 24683B, C & D 24685034 4-3 4.1 REMOTE DISPLAY OPTIONS The 24683B, C, and D Remot

Remote Display Options 24683B, C & D Hydrastep 2468CB & 2468CD Manual 4-4 24685034 4.2 CONFIGURATION All remote displays can be configured

Hydrastep 2468CB & 2468CD Manual Remote Display Options 24683B, C & D 24685034 4-5 4.2.2 RECONFIGURING THE 24683D REMOTE DISPLAY The pr

Remote Display Options 24683B, C & D Hydrastep 2468CB & 2468CD Manual 4-6 24685034 4.3 MECHANICAL INSTALLATION Of the three types of remot

Hydrastep 2468CB & 2468CD Manual Remote Display Options 24683B, C & D 24685034 4-7 4.4 ELECTRICAL INSTALLATION Up to six remote displays

Remote Display Options 24683B, C & D Hydrastep 2468CB & 2468CD Manual 4-8 24685034 4.4.1 STAR AND DAISY CHAIN CONNECTIONS Multiple remote

Hydrastep 2468CB & 2468CD Manual Remote Display Options 24683B, C & D 24685034 4-9 4.4.2 EXAMPLE OF A ‘STAR CONNECTED’ SYSTEM Figure 4.4

Remote Display Options 24683B, C & D Hydrastep 2468CB & 2468CD Manual 4-10 24685034 4.4.3 EXAMPLE OF A `DAISY CHAIN' SYSTEM Figure 4

Hydrastep 2468CB & 2468CD Manual Remote Display Options 24683B, C & D 24685034 4-11 4.4.4 CONNECTING CABLES TO THE REMOTE DISPLAY The fo

Hydrastep 2468CB and 2468CD Manual Introduction to the Hydrastep 2468 Electronic Gauging System 24685034 1-1 1 Introduction to the Hydrastep 2468 E

Remote Display Options 24683B, C & D Hydrastep 2468CB & 2468CD Manual 4-12 24685034 4.4.5 CONNECTING THE DISPLAY CABLES TO HYDRASTEP 246

Hydrastep 2468CB & 2468CD Manual Remote Display Options 24683B, C & D 24685034 4-13 4.5 SYSTEM OPERATION When the system is brought on l

Remote Display Options 24683B, C & D Hydrastep 2468CB & 2468CD Manual 4-14 24685034 Indication Fault Analysis and Corrective Action Bo

Hydrastep 2468CB & 2468CD Manual Remote Display Options 24683B, C & D 24685034 4-15 Indication Fault Analysis and Corrective Action Fl

Remote Display Options 24683B, C & D Hydrastep 2468CB & 2468CD Manual 4-16 24685034 4.7 COMPONENT REPLACEMENT Hydrastep remote display uni

Hydrastep 2468CB & 2468CD Manual Remote Display Options 24683B, C & D 24685034 4-17 4.8 SPECIFICATION REMOTE DISPLAY UNITS INDICATION Red

Remote Display Options 24683B, C & D Hydrastep 2468CB & 2468CD Manual 4-18 24685034

Hydrastep Pressure Parts Operating Manual Part No: 24675030 Status: B Issue: A Authors: J. Smith / M. Le-Fevre / RC

Pt.2-2 24675030

24675030 Pt.2-3 About this manual This manual describes various procedures involved in the installation of the Hydrastep water columns, their attac

Introduction to the Hydrastep 2468 Electronic Gauging System Hydrastep 2468CB and 2468CD Manual 1-2 24685034 0040 Figure 1.1 - Front panel

Pt.2-4 24675030

24675030 Pt.2-5 R E M I N D E R ELECTRODE INSTALLATION THREADED ELECTRODE(S), PART Nos. 459600602 & 459600802 MAKE SURE THAT THE COMPRE

Pt.2-6 24675030

24675030 Pt.2-7 N O T I C E THE HYDRASTEP VESSEL AND PROBE SYSTEM PROVIDES A SELF-FLUSHING FEATURE THAT PREVENTS THE ACCUMULATION OF DEBRIS IN T

Pt.2-8 24675030

24675030 Pt.2-9 Part 2 - Hydrastep Pressure Parts Chapter 1 General Introduction Chapter 2 Installation Procedures Chapter 3 Fault Repair an

Pt.2-10 24675030

Hydrastep Pressure Parts General Introduction 24675030 1-1 1 General Introduction 1.1 PRINCIPLE OF OPERATION ...

General Introduction Hydrastep Pressure Parts 1-2 24675030

Hydrastep Pressure Parts General Introduction 24675030 1-3 1.1 PRINCIPLE OF OPERATION The Hydrastep systems have been designed as electronic altern

Hydrastep 2468CB and 2468CD Manual Introduction to the Hydrastep 2468 Electronic Gauging System 24685034 1-3 1.1 WATER LEVEL MEASUREMENT The Hydrast

General Introduction Hydrastep Pressure Parts 1-4 24675030 Figure 1.2 - Low pressure water column (120bar, 1740psi)

Hydrastep Pressure Parts General Introduction 24675030 1-5 Figure 1.3 - High pressure water column (210 bar, 3045psi and 300 bar, 4350psi)

General Introduction Hydrastep Pressure Parts 1-6 24675030

Hydrastep Pressure Parts Installation Procedures 24675030 2-1 2 Installation Procedures Contents Page No. 2.1 SCOPE OF PROCEDURES ...

Installation Procedures Hydrastep Pressure Parts 2-2 24675030

Installation Procedures Hydrastep Pressure Parts 24675030 2-3 2.1 SCOPE OF PROCEDURES The procedures apply to the Hydrastep Boiler Drum Water Level

Installation Procedures Hydrastep Pressure Parts 2-4 24675030 The water column is delivered along with the correct number of electrodes of the relev

Installation Procedures Hydrastep Pressure Parts 24675030 2-5 Figure 2.1 - Universal weld profile The Steam and Water connections on

Installation Procedures Hydrastep Pressure Parts 2-6 24675030 The water connection to the water column must be fully insulated by lagging. The ste

Installation Procedures Hydrastep Pressure Parts 24675030 2-7 Figure 2.2 - Typical water column installation, showing optional column lagging

Introduction to the Hydrastep 2468 Electronic Gauging System Hydrastep 2468CB and 2468CD Manual 1-4 24685034 Figure 1.3 - Typical

Installation Procedures Hydrastep Pressure Parts 2-8 24675030 Figure 2.3 - Typical water column suspension

Hydrastep Pressure Parts Fault Repair and Commissioning 24675030 3-1 3 Fault Repair and Commissioning Contents Page No. 3.1 BACKGROUND 3-3 3.1.

Fault Repair and Commissioning Hydrastep Pressure Parts 3-2 24675030

Hydrastep Pressure Parts Fault Repair and Commissioning 24675030 3-3 3.1 BACKGROUND With any steam/water detection gauge, a partial blockage or lea

Fault Repair and Commissioning Hydrastep Pressure Parts 3-4 24675030 3.1.2 WATER COLUMN ISOLATION After obtaining authority to isolate the column

Hydrastep Pressure Parts Fault Repair and Commissioning 24675030 3-5 Where scoring or erosion of the electrode port seat has occurred in the water

Fault Repair and Commissioning Hydrastep Pressure Parts 3-6 24675030 f) Refit the electrical lead(s) and guard. Recommission as detailed later i

Hydrastep Pressure Parts Fault Repair and Commissioning 24675030 3-7 3.2.2 WATER COLUMN TRANSIENT RESPONSE Starting with the water level at or bel

Fault Repair and Commissioning Hydrastep Pressure Parts 3-8 24675030

Hydrastep Pressure Parts Unit Description 24675030 4-1 4 Unit Description Contents Page No. 4.1 LOW PRESSURE ELECTRODES ...

Hydrastep 2468CB and 2468CD Manual Introduction to the Hydrastep 2468 Electronic Gauging System 24685034 1-5 1.2 HYDRASTEP 2468 ELECTRONIC GAUGING

Unit Description Hydrastep Pressure Parts 4-2 24675030

Hydrastep Pressure Parts Unit Description 24675030 4-3 4.1 LOW PRESSURE ELECTRODES These electrodes can be used for pressures of 50bar (725psi) for

Unit Description Hydrastep Pressure Parts 4-4 24675030 4.2 HIGH PRESSURE ELECTRODES High pressure electrodes can be used for pressures in the range

Hydrastep Pressure Parts Unit Description 24675030 4-5 4.3 WATER COLUMN (L.P.) The low pressure water column is manufactured from carbon steel, extr

Unit Description Hydrastep Pressure Parts 4-6 24675030 4.4 WATER COLUMN (H.P.) The high pressure water column is manufactured from 2” NB SCH S ca

Hydrastep Pressure Parts Unit Description 24675030 4-7 4.5 WATER COLUMN (H.P. SUPERCRITICAL) The high pressure water column is manufactured from 2”

Unit Description Hydrastep Pressure Parts 4-8 24675030

Hydrastep Pressure Parts Unit Specifications - Hydrastep 24675030 5-1 5 Unit Specifications - Hydrastep 5.1 ELECTRODES Type 459600602 Complete with

Unit Specifications - Hydrastep Hydrastep Pressure Parts Manual 5-2 24675030 5.2 WATER COLUMNS Type Low Pressure: Rating 120bar (1740psi) at 343

Pt.3-1 Part 3 Hydrastep 2468CA, CB, CC & CD Electronic Gauging System

Introduction to the Hydrastep 2468 Electronic Gauging System Hydrastep 2468CB and 2468CD Manual 1-6 24685034 1.2.3 SYSTEM FAULTS (2468CB OR 2468CD

Pt3-2

Hydrastep 2468 - Technical Manual Appendix A: CSA Approval A-1 A CSA Certified A.1 GENERAL All drawings in this manual are given here for planning

Appendix A: CSA Approval Hydrastep 2468 - Technical Manual A-2 Drawing 24685037 Sheet 1 of 2: Hydrastep Control Diagram, CSA Certified Connecti

Hydrastep 2468 - Technical Manual Appendix A: CSA Approval A-3 Drawing 24685037 Sheet 2 of 2: Hydrastep Control Diagram, Notes for Sheet 1

Appendix A: CSA Approval Hydrastep 2468 - Technical Manual A-4

Hydrastep 2468Operating Manual24685034, Rev. AEJune 2011The Emerson logo is a trade mark and service mark of Emerson Electric Co. Mobrey is a regis

Hydrastep 2468CB and 2468CD Manual Introduction to the Hydrastep 2468 Electronic Gauging System 24685034 1-7 1.4 HYDRASTEP 2468 UPGRADE PATHS AND A

CATEGORY SYMPTOM POSSIBLE CAUSES (See Note 1) SOLUTION (See Note 2) PSU (AC) PSU (DC)  Hydrastep system does not power-up.  Hydrastep

Introduction to the Hydrastep 2468 Electronic Gauging System Hydrastep 2468CB and 2468CD Manual 1-8 24685034

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-1 2 2468CB & 2468CD Dual Power Supply Version Conte

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-2 24685034 2.5.2 DISPLAY BOARD 24680515 ...

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-3 2.1 INTRODUCTION This chapter introduces the dual pow

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-4 24685034 Figure 2.1: Outline drawing showing PCB l

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-5 2.3.1 INPUT BOARD (PCB 24680501 AND PCB 24680516) Th

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-6 24685034 2.3.3 DISPLAY BOARD (PCB 24680515) The display board

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-7 2.3.3.2 Links LK2, LK3, LK4 and LK5 These links are

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-8 24685034 2.4 INSTALLATION This section deals with the mechanic

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-9 Figure 2.2: Installation diagram for Hydras

HYDRASTEP START-UP It is possible that some of these conditions will be seen on a new Hydrastep installation. ** This does not mean that the equipme

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-10 24685034 2.4.2 ELECTRICAL INSTALLATION This section deals wit

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-11 2.4.2.2 Connecting Cables to Water Column Electrode

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-12 24685034 Figure 2.3: Enclosure cable layout for 16 elect

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-13 Wiring to the ‘hinge-side’ 24680501 board (even-numb

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-14 24685034 6. With power disconnected release voltage selectio

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-15 2.4.2.5 Analogue Output Connection WARNING Mains

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-16 24685034 2.4.2.6 Opto-Isolated Fault Output Connection WARN

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-17 This concludes the electrical installation requireme

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-18 24685034 2.5.1.2 Pulsed Output Setting As configured at the

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-19 2.5.1.4 Configuring the Unit to Detect Electrode Er

About this manual This manual describes the Hydrastep 2468CB and 2468CD Electronic Gauging Systems along with the recommended options. Except where

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-20 24685034 2.5.2 DISPLAY BOARD 24680515 The Display Board need

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-21 Figure 2.5- Location of display board links LK1

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-22 24685034 2.5.2.3 ‘Switching Threshold’ Setting WARNING Mai

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-23 2.6 FAULT ANALYSIS & CORRECTIVE ACTION Faults i

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-24 24685034 Indication Fault(s) Analysis and Corrective Actio

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-25 Indication Fault(s) Analysis and Corrective Actio

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-26 24685034 Indication Fault(s) Analysis and Corrective Actio

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-27 Indication Fault(s) Analysis and Corrective Actio

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-28 24685034 Indication Fault(s) Analysis and Corrective Actio

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-29 Indication Fault(s) Analysis and Corrective Actio

SYMBOLS USED IN THIS MANUAL AND ON THE UNIT Symbol Meaning Direct Current Alternating Current Earth (ground) terminal

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-30 24685034 2.6.1 COMPONENT REPLACEMENT The Hydrastep 2468 conta

Hydrastep 2468CB and 2468CD Manual 2468CB & 2468CD Dual Power Supply Version 24685034 2-31 2.6.2 PARTS LIST - HYDRASTEP 2468 CB & CD VERSI

2468CB & 2468CD Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-32 24685034 2.7 SPECIFICATION Enclosure: 425mm x 325mm x 163mm

Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version 24685034 2-WD.1 2 Wiring Diagrams for Dual Power Supply Version Co

Wiring Diagrams for Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-WD.2 24685034

Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version 24685034 2-WD.3 Figure 2.1 - Electrode cable connections to 8

Wiring Diagrams for Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-WD.4 24685034 Figure 2.2 - Electrode cable connections to 10

Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version 24685034 2-WD.5 Figure 2.3 - Electrode cable connections to 12

Wiring Diagrams for Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-WD.6 24685034 Figure 2.4 - Electrode cable connections to 1

Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version 24685034 2-WD.7 Figure 2.5 - Electrode cable connections to 16

Wiring Diagrams for Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-WD.8 24685034 Figure 2.6 - Electrode cable connections to 18

Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version 24685034 2-WD.9 Figure 2.7 - Electrode cable connections to

Wiring Diagrams for Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-WD.10 24685034 Figure 2.8 - Electrode cable connections to

Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version 24685034 2-WD.11 Figure 2.9 - Electrode cable connections to

Wiring Diagrams for Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-WD.12 24685034 Figure 2.10 - Electrode cable connections t

Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version 24685034 2-WD.13 Figure 2.11 - Electrode cable connections to

Wiring Diagrams for Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-WD.14 24685034 Figure 2.12 - Electrode cable connections t

Hydrastep 2468CB and 2468CD Manual Wiring Diagrams for Dual Power Supply Version 24685034 2-WD.15 Figure 2.13 - Electrode cable connections to

Wiring Diagrams for Dual Power Supply Version Hydrastep 2468CB and 2468CD Manual 2-WD.16 24685034

Hydrastep 2468CB and 2468CD Manual Relay Output Board Option 24685034 3a-1 3a 2468 - Relay Output Board Option Contents Page No. 3A.1 GENERAL DES

24685034 Pt.1-1 Part 1 Hydrastep 2468CB & 2468CD Electronic Gauging System

Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3a-2 24685034 Illustrations Figure 3a.1 - View of relay output board showing switch p

Hydrastep 2468CB and 2468CD Manual Relay Output Board Option 24685034 3a-3 3A.1 GENERAL DESCRIPTION The Relay Output Board (PCB 24680504) has four

Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3a-4 24685034 3a.2.2.1 Fitting the Nylon Spacers to the Relay Output Board The spacer

Hydrastep 2468CB and 2468CD Manual Relay Output Board Option 24685034 3a-5 3A.2.3 ELECTRICAL INSTALLATION This sub-section deals with the output of

Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3a-6 24685034 3A.3 RELAY BOARD CONFIGURATION The 24680504 Relay Output Board has thre

Hydrastep 2468CB and 2468CD Manual Relay Output Board Option 24685034 3a-7 3A.3.1 RELAY OUTPUT BOARD 3a.3.1.1 Configuring the Relay Output Board

Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3a-8 24685034 3a.3.1.3 Relay Energisation (‘In Steam’ or ‘In Water’) - SW5 This is a

Hydrastep 2468CB and 2468CD Manual Relay Output Board Option 24685034 3a-9 3A.3.2 ALARM AND TRIPPING FACILITIES The relay boards provide high and

Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3a-10 24685034 3a.3.2.3 ‘One out of Two’ Relay Alarm System Either of the relays invo

Hydrastep 2468CB and 2468CD Manual Relay Output Board Option 24685034 3a-11 3a.3.2.4 ‘Two out of Two’ Relay Alarm System This system requires both

Pt.1-2 24685034

Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3a-12 24685034 3a.3.2.5 ‘Two out of Four’ Relay Alarm System In the following diagram

Hydrastep 2468CB and 2468CD Manual Relay Output Board Option 24685034 3a-13 In the following diagrams (6A & 6B)  indicate the electrode cha

Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3a-14 24685034 3a.3.2.6 ‘Two out of Three’ Relay Alarm System In the following diagra

Hydrastep 2468CB and 2468CD Manual Relay Output Board Option 24685034 3a-15 3A.4 COMPONENT REPLACEMENT The relay board contains no replaceable circ

Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3a-16 24685034 3A.5 SPECIFICATION Outputs: 4 x Alarm/Trip Relays Relay Contact Rati

Hydrastep 2468CB and 2468CD Manual Delay Relay Output Board Option 24685034 3b-1 3b Delay Relay Output Board Option Contents Page No. 3B.1 GENERA

Delay Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3b-2 24685034 3B.5 SPECIFICATION ...

Hydrastep 2468CB and 2468CD Manual Delay Relay Output Board Option 24685034 3b-3 3B.1 GENERAL DESCRIPTION The Delay Relay Output Board (PCB 24680509

Delay Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3b-4 24685034 3B.2.2 MECHANICAL INSTALLATION The output board is mounted directly

Hydrastep 2468CB and 2468CD Manual Delay Relay Output Board Option 24685034 3b-5 3B.2.3 ELECTRICAL INSTALLATION This sub-section deals with the outp

24685034 Pt.1-3 DANGEROUS VOLTAGES ARE PRESENT IN THIS EQUIPMENT. ANY WARNING NOTICES OR PROCEDURES CONTAINED IN THIS MANUAL OR ON THE EQUIPM

Delay Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3b-6 24685034 3B.3 DELAY RELAY BOARD CONFIGURATION The 24680509 Delay Relay Outp

Hydrastep 2468CB and 2468CD Manual Delay Relay Output Board Option 24685034 3b-7 3B.3.1 DELAY RELAY OUTPUT BOARD 3b.3.1.1 Configuring the Delay Rel

Delay Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3b-8 24685034 3b.3.1.3 Relay Energisation (‘In Steam’ or ‘In Water’) - SW5 This

Hydrastep 2468CB and 2468CD Manual Delay Relay Output Board Option 24685034 3b-9 3b.3.1.6 Delay Circuit Configuration By means of split pad links i

Delay Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3b-10 24685034 3b.3.1.7 Configuring the Delay Circuit Split Pads WARNING Mains

Hydrastep 2468CB and 2468CD Manual Delay Relay Output Board Option 24685034 3b-11 3B.3.2 ALARM AND TRIPPING FACILITIES The relay boards provide hig

Delay Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3b-12 24685034 3b.3.2.3 ‘One out of Two’ Relay Alarm System Either of the relays

Hydrastep 2468CB and 2468CD Manual Delay Relay Output Board Option 24685034 3b-13 3b.3.2.4 ‘Two out of Two’ Relay Alarm System This system requires

Delay Relay Output Board Option Hydrastep 2468CB and 2468CD Manual 3b-14 24685034 3b.3.2.5 ‘Two out of Four’ Relay Alarm System In the following di

Hydrastep 2468CB and 2468CD Manual Delay Relay Output Board Option 24685034 3b-15 3b.3.2.6 ‘Two out of Four’ Relay Alarm System (contd.) In the fol