OI/LS4000/NH3/H2O-EN Operating instruction LS4000 for NH3 and H 2 O 3Recognizing the operating status............................................................................. 54Connecting the PC to the junction box .................................................................... 55Connecting to the instrument software .................................................................. 56Menu structure of the instrument software ........................................................... 57Main menu ..................................................................................................................... 58System time menu ....................................................................................................... 59Fine alignment of the purging flanges .....................................................................60Alignment menu............................................................................................................ 62Installation procedure menu ...................................................................................... 63Installation - Cable length menu................................................................................ 64Installation - Process parameters menu .................................................................. 65Installation - Installation flanges menu.................................................................... 67Installation - Ambient conditions menu .................................................................. 69Installation - Channels menu ...................................................................................... 70Installation - Analog and digital outputs menu ...................................................... 72Installation - Save settings menu .............................................................................. 74Maintaining and servicing the gas analyzer ................................................................................................ 75Schedule ......................................................................................................................... 75Monitoring optical transmission ............................................................................... 76Checking and cleaning the components.................................................................. 77Testing the analyzer ..................................................................................................... 79Connecting to the instrument software .................................................................. 81System information menu .......................................................................................... 82Instrument status menu ............................................................................................. 83Verification of I/O modules menu ............................................................................ 84Diagnostics menu......................................................................................................... 85Service menu ................................................................................................................. 86Network settings menu............................................................................................... 87Spectrum menu ............................................................................................................ 88Logging menu ............................................................................................................... 89Validating and calibrating the gas analyzer ............................................................................................... 91Validating the gas analyzer .................................................................................. 91Preparing for validation .............................................................................................. 91Validation ....................................................................................................................... 93Validate using the internal validation cell ................................................................ 94Checking absorption lines in the spectrum ............................................................ 96Calibrating the gas analyzer ................................................................................97Installing the calibration set ...................................................................................... 97Temporarily changing the configuration ............................................................... 100Calibration ................................................................................................................... 103Calibration options menu ......................................................................................... 105Calibration settings menu ........................................................................................ 106Calibration menu ........................................................................................................ 107Continuing measuring mode ................................................................................... 108Recognizing and resolving errors .............................................................................................................. 109Error messages in "Measuring" mode .................................................................... 109Error messages in "Malfunction" status ................................................................ 110Gas analyzer shutdown ................................................................................................................................ 112Ending operation and shutting down the gas analyzer ....................................... 112Disassembling the gas analyzer ............................................................................... 113