Quorum Q150T E, Инструкция по эксплуатации

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Q150T Sample Preparation System
10473 - Issue 5
60
Q150T - Instruction Manual
6. Check the copper terminal contacts on the top of the insert are clean and free
from damage (they must have a flat top face.) and that the contacts in the
underside of the top cover assembly are also clean and flat.
7. Close the top cover assembly and press firmly down to secure the latch.
7.4.3 Adapting the Insert for Upwards Evaporation
Install the evaporation insert as described previously. To adapt the insert for upwards
evaporation:
1. Remove the two terminal clamps and replace with the electrode extensions (see
Figure 7-8 ).
2. Fit the stage assembly to the hole in the centre of the insert shield.
3. Fit the wire basket or molybdedum boat to the electrode extensions as described
above.
4. If an FTM is fitted, you will need to reposition it as described below.
5. Close the lid assembly on to the glass chamber assembly.
6. Check the copper terminal contacts on the top of the insert are clean and free
from damage, (They must have a flat top face.) and that the contacts in the
underside of the top cover assembly are also clean and flat.
7. Close the top cover assembly and press firmly down to secure the latch.
7.4.3.1 Relocating the FTM
If you want to use an FTM with the metal evaporation insert adapted for upwards
evaporation you will need to reposition it as shown in
Figure 7-8 .
1. Remove the glass chamber assembly.
2. Unplug the FTM’s lead from the BNC socket and remove the existing crystal
holder from its bracket.
3. Remove the two screws near the inside diameter of the glass chamber holding the
turbo shield in place and replace with two M3 x 20 hex spacers.
4. Remove the existing crystal holder bracket.
5. Fit the new crystal holder bracket using two M3x8 socket cap screws.
6. Attach the FTM lead to the BNC connector.
7. Attach the circular heat shield to the two hex spacers fitted previously with two
M3x6 socket cap screws having first fed the FTM lead through the hole provided.
8. Pass the FTM lead through the hole in the crystal holder bracket and fix to the
crystal holder.
9. Fit the crystal holder to the bracket with two M2.5 x 12 socket cap screws.
10. Refit the glass chamber assembly.