Bruker LYNXEYE XE - Low and High Discriminator Trimming

User Manual LYNXEYE XE Detector
6-10 DOC-M88-EXX240 V1 – 03.2014
6.3.2 Low and High Discriminator Trimming
Instrument Setup:
Switch to COMMANDER Plugin
Use settings from Table 6.1 according to your anode material
Set mA to adjust the intensity to <5000 cps / strip
Θ=15°, 2 Θ =30°
2mm or 1° primary divergence
kβ-Filter
2.5° primary Soller, no secondary Soller
Sample: backside of plastics PMMA sample holder
Table 6.1: Instrument settings* for Detector Discriminator Trimming
Tube KFL kV/mA Mode Gain
DAC Low Thr. DAC High Thr. DAC Veto Thr.
Cr 30/40 High Res. High 0.09 0.25 0.040
Cr 30/40 High CPS High 0.09 0.25 0.060
Co 35/40 High Res. High 0.10 0.30 0.040
Co 35/40 High CPS High 0.10 0.30 0.060
Cu 40/40 High Res. High 0.10 0.30 0.040
Cu 40/40 High CPS High 0.15 0.35 0.060
Mo 50/50 High Res. Low 0.15 0.35 0.026
Mo 50/50 High CPS Low 0.15 0.35 0.040
Ag 50/30 High Res. Low 0.19 0.44 0.026
Ag 50/30 High CPS Low 0.19 0.44 0.040
* Use different recommended settings according to your tube type.