Honeywell 9782 Series - Manual (Page 4)

9782 Series Conductivity/Resistivity Analyzer/Controller - Operator’s Manual 6/99 iv
Contents
1. INTRODUCTION ..................................................................................................... 1-1
1.1 Description ..................................................................................................................................... 1-1
Multi-function instrument ...............................................................................................................................1-1
User interface..................................................................................................................................................1-1
Easy to configure ............................................................................................................................................1-1
Input................................................................................................................................................................1-2
Outputs............................................................................................................................................................1-2
DE (Digital integration) ..................................................................................................................................1-2
Relays .............................................................................................................................................................1-2
1.2 Features .......................................................................................................................................... 1-3
Automatic cell washing...................................................................................................................................1-3
Computed values.............................................................................................................................................1-3
Automatic range scaling..................................................................................................................................1-3
Password protection........................................................................................................................................1-3
Extensive diagnostics......................................................................................................................................1-3
Watertight corrosion-resistant case.................................................................................................................1-4
Solution Temperature Compensation..............................................................................................................1-4
1.3 Operating the Analyzer/Controller ................................................................................................. 1-6
1.3.1 Keypad Use ........................................................................................................................... 1-6
Front panel keys used for all operator tasks....................................................................................................1-6
Selecting a parameter for edit .........................................................................................................................1-7
Editing a parameter assignment from a list of available choices.....................................................................1-7
Editing a parameter numeric value .................................................................................................................1-7
Controlling an AutoClean operation manually................................................................................................1-7
1.3.2 Online Displays ..................................................................................................................... 1-8
Introduction ....................................................................................................................................................1-8
Individual cell display.....................................................................................................................................1-8
Combined display ...........................................................................................................................................1-9
Computed value ..............................................................................................................................................1-9
Clock and AutoClean....................................................................................................................................1-10
1.4 Menu Hierarchy............................................................................................................................ 1-11
Menus for every task.....................................................................................................................................1-11
1.5 Planning........................................................................................................................................ 1-13
1.5.1 Overview ............................................................................................................................. 1-13
Configuration system minimizes decisions ...................................................................................................1-13
1.5.2 Using Relays........................................................................................................................ 1-13
Relays assigned during I/O setup ..................................................................................................................1-13
Interactions affecting permitted relay assignments .......................................................................................1-14
1.5.3 Deciding on a Control Strategy ........................................................................................... 1-16
All 9782 models can use relays for control...................................................................................................1-16
Optional analog outputs for control ..............................................................................................................1-16
Selecting a strategy .......................................................................................................................................1-16
1.6 Overview of Installation and Setup Tasks.................................................................................... 1-17
Setup tasks described in this manual.............................................................................................................1-17