Electro-Chemical Devices (ECD) CA6 Hardness Analyzer - Manual (Page 4)

2.4.6 Pinch Valve ................................................................................................................................. 16
2.4.7 Colorimetric Reaction Cell .......................................................................................................... 17
2.4.8 Sample Drain .............................................................................................................................. 17
2.4.9 Electronic Components .............................................................................................................. 17
3.0 OPTIONS ................................................................................................................................................ 18
3.1 Dilution Module ................................................................................................................................ 18
3.2 Oxidation/Digestion Module ............................................................................................................. 19
4.0 INSTALLATION ........................................................................................................................................ 21
4.1 Unpacking and Inspecting ................................................................................................................. 21
4.2 Analyzer Handling ............................................................................................................................. 21
4.3 Location and Mounting Instructions ................................................................................................. 21
4.4 Pre-Installation .................................................................................................................................. 21
4.5 Electrical Connections ....................................................................................................................... 22
4.5.1 General information ................................................................................................................... 22
4.5.2 AC Power Connections ............................................................................................................... 23
4.5.3 Signal Output Connections – TB (4-20 mA, alarm, aux, RS232) ................................................. 23
5.0 REAGENTS PREPARATION ..................................................................................................................... 23
5.1 Method of Analysis ........................................................................................................................... 25
6.0 ANALYZER INITIAL START-UP ................................................................................................................. 26
6.1 Sample and Drain Tubing Connections ............................................................................................. 26
6.2 Powering, Priming and Starting the Analyzer ................................................................................... 27
7.0 CALIBRATION ......................................................................................................................................... 29
7.1 Blank Calibration (Zero Point) ........................................................................................................... 29
7.2 Slope Calibration (Factor) ................................................................................................................. 30
7.3 Step by Step Manual Calibration ...................................................................................................... 30
8.0 USER INTERFACE ................................................................................................................................... 32
8.1 Touch Screen Display ........................................................................................................................ 32
8.2 Passwords (****) .............................................................................................................................. 32
8.3 Main Screen .................................................................................................................................... 33
8.3.1 Status Modes ............................................................................................................................. 34
8.3.2 Menu Buttons ............................................................................................................................ 34
8.4 RUN MENU ........................................................................................................................................ 35
CA-6 Analyzers Page iv