Honeywell 9782 Series - Manual (Page 7)

6/99 9782 Series Conductivity/Resistivity Analyzer/Controller - Operator’s Manual vii
5.9 Selecting a Computed Value to Be Displayed ............................................................................. 5-21
Purpose .........................................................................................................................................................5-21
Procedure......................................................................................................................................................5-21
5.10 Summary of Menu Choices and System Defaults ...................................................................... 5-23
Introduction ..................................................................................................................................................5-23
6. INPUT AND OUTPUT WIRING ............................................................................... 6-1
6.1 Overview ........................................................................................................................................ 6-1
Introduction ....................................................................................................................................................6-1
What’s in this section? ....................................................................................................................................6-1
6.2 General Wiring Practices for I/O Wiring ....................................................................................... 6-2
Safety precaution ............................................................................................................................................6-2
Avoid damage to components.........................................................................................................................6-2
Immunity Compliance.....................................................................................................................................6-2
Conform to code .............................................................................................................................................6-2
Recommended maximum wire size.................................................................................................................6-3
Cables for locations without interference........................................................................................................6-3
Shielded wiring for locations with interference ..............................................................................................6-3
Avoiding interference .....................................................................................................................................6-3
References ......................................................................................................................................................6-3
6.3 Wiring Analog Inputs and Outputs................................................................................................. 6-4
Introduction ....................................................................................................................................................6-4
Cell identification significant to computed value............................................................................................6-4
Procedure........................................................................................................................................................6-4
6.4 Wiring Relays................................................................................................................................. 6-7
6.4.1 Installation ............................................................................................................................. 6-7
Introduction ....................................................................................................................................................6-7
Procedure........................................................................................................................................................6-7
6.4.2 Disconnecting RC Arc Suppression Circuits ........................................................................ 6-9
Introduction ....................................................................................................................................................6-9
Procedure........................................................................................................................................................6-9
6.4.3 Wiring a Device to the Relay Indicating Output Range Status ........................................... 6-10
Introduction ..................................................................................................................................................6-10
Interconnections............................................................................................................................................6-10
7. AUTOCLEAN THEORY AND PIPING ..................................................................... 7-1
7.1 Overview ........................................................................................................................................ 7-1
Introduction ....................................................................................................................................................7-1
What’s in this section? ....................................................................................................................................7-1
7.2 AutoClean Sequence and Piping .................................................................................................... 7-2
Rinse sequence................................................................................................................................................7-2
Select valves and fittings with appropriate pressure ratings............................................................................7-3
Minimize liquid volume in system..................................................................................................................7-3