Moisture Interference Compensation Adjustment; Figure 4-9: Beam Adjustment Plate - Teledyne 7600 Operating Instructions Manual

Maintenance
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
Teledyne Analytical Instruments

Figure 4-9: Beam Adjustment Plate

Model 7600
102