4Table of Contents6.5 Replace the membrane cap, electrolyte and electrode ..............................................................496.6 Validation (Analytical quality assurance) ....................................................................................526.7 Shut the analyzer down ..............................................................................................................546.7.1 Shut the analyzer down for an extended period ................................................................546.8 Modify from single channel to dual channel ...............................................................................55Section 7 Troubleshooting ....................................................................................................577.1 Troubleshooting the controller ....................................................................................................577.2 Troubleshooting the analyzer .....................................................................................................577.2.1 LED status .........................................................................................................................577.2.2 Error messages .................................................................................................................577.2.3 Warnings ...........................................................................................................................607.3 Troubleshooting the Electrode ...................................................................................................62Section 8 Replacement Parts and Accessorie ....................................................................658.1 Standards and reagents .............................................................................................................658.2 Analyzer accessories .................................................................................................................658.3 Mounting hardware and accessories ..........................................................................................668.4 Replacement parts .....................................................................................................................66Section 9 Contact Information .............................................................................................73Section 10 Warranty and liability ..........................................................................................75Appendix A Plumbing and Connection Options .................................................................77A.1 Safety information ......................................................................................................................77A.1.1 Electrostatic Discharge (ESD) Considerations ..................................................................77A.2 Connect a 2-parameter option ...................................................................................................78A.2.1 Remove the T-fitting ..........................................................................................................79A.3 Drain line considerations ............................................................................................................79A.4 Tubing considerations ................................................................................................................79A.5 Option 1 plumbing and connections ...........................................................................................80A.6 Option 2 plumbing and cable connections .................................................................................82A.7 Option 3 plumbing and connections ...........................................................................................84A.8 Option 4 plumbing and connections ...........................................................................................86A.9 Option 5 plumbing and connections ...........................................................................................88A.10 Option 6 plumbing and connections .........................................................................................90A.11 Option 7 plumbing and connections .........................................................................................92A.12 Option 8a plumbing and connections .......................................................................................94A.13 Option 8b plumbing and connections .......................................................................................96A.14 Option 9a plumbing and connections .......................................................................................98A.15 Option 9b plumbing and connections .....................................................................................100A.16 Option 10a plumbing and connections ...................................................................................102A.17 Option 10b plumbing and connections ...................................................................................104A.18 Option 11a plumbing and connections ...................................................................................106A.19 Option 11b plumbing and connections ...................................................................................108Appendix B Fieldbus Communications ............................................................................. 111B.1 Fieldbus control ........................................................................................................................111B.2 Remote controlled measurement series ..................................................................................111B.3 External trigger contact, Control by external signal .................................................................112B.4 Modbus register information ....................................................................................................112