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Laurell Technologies
Operations Manual WS-400 Lite Series
All information contained in this manual is the property of Laurell Technologies Corporation® and is NOT to be edited, reproduced or
distributed without express written permission from a corporate officer.
42
7. Use
STEP
key to advance to the next step.
8. Repeat steps 5, 6, and 7 until all steps have been entered.
9. Use
STEP
key to step through program and verify that all values are correct.
10. Press
F1
key to return to “run” mode.
Example of a dynamic dispense coat program.
This is for example only; the user
must find the best parameters for their process.
PROGRAMMING EXAMPLE
Program: __A__
Step Time
99 59.9
Speed
0-6,000
Accel
Index
Comment
Min Sec
0-15
1
5-7
300 - 1000
015 is recommended This step is to get the chuck rotating at the
dispense step spin speed.
2
3-6
Same as
step 1
Same as
step 1 - 015
Dispense Step
Spin speed same as step 1.
Dispense time enough to coat substrate.
Dispense amount ~0.5 –1.0 ml / inch
3
2-3
1 – 3k
Same as
step 1 - 015
Intermediate spin speed between dispense
speed and final speed. Can be the same
speed as dispense step. This step is not
always used.
4
20-30
2 – 6k
Same as
step 1 - 015
Final spin speed to achieve target
thickness.
5
3.5.1 PROGRAMMING ACCELERATION/DECELERATION (standard motor)
An acceleration/deceleration
index value
can be programmed for each step of a
process, figure 3-11. The display will show two associated acceleration numbers, only
one of which can be modified
3
. The
acceleration index (ACL)
is the first item on the
last display line, which can be changed. The second number is
calculated
acceleration
or
deceleration
in RPMs per second, this number is calculated and
3
Line 4 of LCD Display