ABB MB3000 Series - Page 5

Table of Contents
3
Optical Bench.......................................................................................................37
Lasers .............................................................................................................37
Section 9 - Troubleshooting
Troubleshooting...............................................................................................................39
LED troubleshooting table ...................................................................................39
Before sending a spectrometer to ABB inc. ....................................................................43
CE Certificate ..................................................................................................................45
CB Test Certificate ..........................................................................................................46
TUV Certificate ...............................................................................................................47
Electromagnetic Compatibility (CE and FCC)................................................................48
Introduction .....................................................................................................................49
Firmware Update .............................................................................................................49
Photometric Linearity......................................................................................................53
Introduction .....................................................................................................................53
Photometric Linearity Evaluation....................................................................................55
Linearity test performance...............................................................................................56
Reasons for residual transmittance at highly absorbing bands........................................57
Other Causes for Photometric non-linearity....................................................................58
Double modulation...............................................................................................58
Suppression of double modulated stray light by spectral band selection.............60
Technical background:.....................................................................................................61
Differences Between the FTLA and the MB3000 Series ................................................63
Field of view effects on FTIR Frequency scale calibration.............................................63
Field of view definition ...................................................................................................63
Frequency shift due to Field of View ..............................................................................64
Frequency and the optical axis ........................................................................................65
Effect of IR beam restricting accessories on frequency ..................................................67
Calibration Transfer between FTLA2000 and MB3000 systems....................................69