Thermo Fisher Scientific LTQ Orbitrap XL Hardware Manual xiii
Figures
LTQ Orbitrap XL front view ................................................................ 1-2
Schematic view of the LTQ Orbitrap XL .............................................. 1-3
Top lid opened ...................................................................................... 1-4
System status LEDs ............................................................................... 1-6
Right side of the LTQ Orbitrap XL ...................................................... 1-7
Upper control panel .............................................................................. 1-8
Power control panel with power control LEDs and switches ................. 1-9
Main power switch .............................................................................. 1-10
External connections to the LTQ Orbitrap XL ................................... 1-11
Schematic view of the Orbitrap cell and example of a stable ion
trajectory ............................................................................................. 1-13
Layout of the instrument, also showing the applied voltages ................ 1-14
Principle of electrodynamic squeezing of ions in the Orbitrap as the field
strength is increased ............................................................................ 1-15
Approximate shape of ion packets of different m/q after stabilization of
voltages ............................................................................................... 1-16
HCD collision cell and C-Trap ........................................................... 1-18
Schematical view of vacuum system (CLT compartment not shown) .. 1-19
Vacuum components on the left instrument side ................................ 1-20
Vacuum components on the right instrument side .............................. 1-20
Forepumps cabinet .............................................................................. 1-21
Schematical view of the gas supply ...................................................... 1-25
Valve for HCD collision gas ................................................................ 1-26
Nitrogen pressure regulator and gas flow divider ................................. 1-27
Schematical view of cooling water circuit ............................................ 1-28
Electronic connections to linear trap (covers removed) ........................ 1-31
Electronic boards on the right side of the instrument .......................... 1-32
Preamplifier board ............................................................................... 1-33
Data Acquisition unit (covers removed) .............................................. 1-34
Data Acquisition Digital PCI board .................................................... 1-35
Data Acquisition Analog board ........................................................... 1-36
Instrument Control board ................................................................... 1-38
Power Distribution board ................................................................... 1-39
Power Supply 1 board ......................................................................... 1-44
Electronic boards on the left side of the instrument ............................. 1-45
Ion Optic Supply board ...................................................................... 1-46
Central Electrode Pulser board ............................................................ 1-47
Temperature Controller board ............................................................ 1-49
CLT RF unit (cover removed) ............................................................. 1-51
Central Electrode Power Supply board ................................................ 1-52
High Voltage Power Supply board (cover removed) ............................ 1-54
High Voltage Power Supply board with SPI Bus Termination board .. 1-55
Main power switch in Off position ....................................................... 2-2