Contents
Thermo Fisher Scientific
Model 15
i
Instruction Manual
ix
Analog Input Calibration ............................................................... 3-78
Analog Input Calibrate Zero ....................................................... 3-78
Analog Input Calibrate Full-Scale ............................................... 3-79
Dilution Ratio................................................................................ 3-79
Display Pixel Test .......................................................................... 3-79
Restore User Defaults..................................................................... 3-80
Password Menu................................................................................. 3-80
Set Password .................................................................................. 3-81
Lock Instrument ............................................................................ 3-81
Lock/Unlock and Local/Remote Operation ................................ 3-81
Change Password ........................................................................... 3-82
Remove Password........................................................................... 3-82
Unlock Instrument......................................................................... 3-83
Calibration.......................................................................................................... 4-1
Equipment Required........................................................................... 4-1
HCl Concentration Standard ........................................................... 4-1
Zero Air Generator........................................................................... 4-1
Flow Meter(s) and Controller(s)....................................................... 4-1
Pressure Regulator for HCl Standard Cylinder................................. 4-2
Mixing Chamber.............................................................................. 4-2
Output Manifold ............................................................................. 4-2
Pre-Calibration ................................................................................... 4-2
Calibration.......................................................................................... 4-3
Connect the Instrument................................................................... 4-3
Zero Adjust ...................................................................................... 4-3
Span Adjust...................................................................................... 4-4
Calibration Frequency...................................................................... 4-5
Periodic Zero and Span Checks........................................................... 4-5
HI and LO Multi-Point Calibration ................................................... 4-6
Default Coefficients ......................................................................... 4-6
Cal Point 1, 2, and 3 Adjust............................................................. 4-6
Preventive Maintenance ................................................................................. 5-1
Safety Precautions ............................................................................... 5-1
Replacement Parts............................................................................... 5-2
Cleaning the Outside Case .................................................................. 5-2
Cleaning the Optics ............................................................................ 5-2
IR Source Replacement ....................................................................... 5-3
Fan Filter Inspection and Cleaning ..................................................... 5-3
Leak Test and Pump Check Out......................................................... 5-4
External Leaks .................................................................................. 5-4
Leaks Across the Optional Zero/Span and Sample Solenoid Valves .. 5-5
Pump Rebuilding ................................................................................ 5-5
Chapter 4
Chapter 5