Maintenance | Model 7600 | |
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Figure 4-9: Beam Adjustment Plate
8.Move the beam adjustment plate sidewise to change the value displayed at (c) or (g).
9.Move the beam adjustment plate sidewise to change the value displayed at (d) or (h).
10.Repeat the procedures in (6) to 9) to make all the displayed values come close to 0 as possible within ±100 range.
Note: Adjust the beam adjustment plate which is the nearest to the zero adjustment knob first, and sequentially.
11.After the optical balance adjustment, remount the top cover of the analyzer unit, then carry out a moisture interference compensation adjustment, and perform zero and span calibrations.
Note: Before moving the beam adjustment plate, loosen the detector set bolts (just enough to make the plate movable for snug adjustment.
4.5 Moisture Interference Compensation Adjustment
If the following operation is not performed correctly, subsequent analysis may adversely be affected. This
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