Contents
viii Model 42i NOy Instruction Manual Thermo Fisher Scientific
Cooler Temperature ....................................................................... 3-64
Min and Max Cooler Temperature Limits .................................. 3-65
External Converter Temperature .................................................... 3-65
Min and Max External Converter Temperature Limits ............... 3-66
Pressure .......................................................................................... 3-66
Min and Max Pressure Limits ..................................................... 3-67
Flow ............................................................................................... 3-67
Min and Max Flow Limits .......................................................... 3-67
Ozonator Flow ............................................................................... 3-68
Zero and Span Check ..................................................................... 3-68
Max Zero and Span Offset .......................................................... 3-69
Zero and Span Auto Calibration .................................................... 3-69
NO, DIF, and NOy Concentration ................................................ 3-69
Min and Max NO, DIF, and NOy Concentration Limits ........... 3-70
Min Trigger ................................................................................ 3-70
Prereator Concentration ................................................................. 3-71
Min and Max Prereactor Concentration Limits ........................... 3-71
Min Trigger ................................................................................ 3-72
Service Menu .................................................................................... 3-72
PMT Voltage Adjustment .............................................................. 3-73
Range Mode Select ......................................................................... 3-73
External Converter Set Temperature .............................................. 3-74
Pressure Calibration ....................................................................... 3-74
Calibrate Pressure Zero ............................................................... 3-75
Calibrate Pressure Span ............................................................... 3-75
Restore Default Calibration ......................................................... 3-76
Flow Calibration ............................................................................ 3-76
Calibrate Flow Zero .................................................................... 3-77
Calibrate Flow Span .................................................................... 3-77
Restore Default Flow Calibration ................................................ 3-78
Input Board Calibration ................................................................. 3-78
Manual Input Calibration ........................................................... 3-78
Automatic Input Calibration ....................................................... 3-79
Input Frequency Display ............................................................. 3-80
Temperature Calibration ................................................................ 3-80
Analog Output Calibration ............................................................ 3-81
Analog Output Calibrate Zero .................................................... 3-82
Analog Output Calibrate Full-Scale ............................................ 3-82
Analog Input Calibration ............................................................... 3-82
Analog Input Calibrate Zero ....................................................... 3-83
Analog Input Calibrate Full-Scale ............................................... 3-83
Ozonator Safety ............................................................................. 3-84
Dilution Ratio ................................................................................ 3-84
Display Pixel Test .......................................................................... 3-85
Restore User Defaults ..................................................................... 3-85
Password Menu ................................................................................. 3-85