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and rub it in gently with your finger.
4. Guide the electronics and the photomultiplier back into the housing until the
photomultiplier stands up on the ground of the detector housing. Turn the electronics
without exerting pressure several times at about 90 ° back and forth. This distributes the
oil on the frontal area of the photomultipliers evenly.
5. Screw the electronics on at the base.
6. Screw on lid.
10.4 Replacing the Evaluation Unit LB 444 K-40
To replace the entire LB 444 K-40 evaluation unit, please proceed as follows:
Connect new evaluation computer.
In submenu Calculate (menu Calibrate), select the calibration mode (K2O).
Enter data using the set-up protocol and date of the original set-up.
Start calibration process: select calibration more with <enter> and then push <more>.
Start measurement again with <run>.
Example:
Calibration
point
Count rates % K2O Date
1 405 10,2 01.02.96
2 583 16,9 01.02.96
3 785 22,5 01.04.96
4 558 22,1 01.04.96
5 703 19 01.10.96
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