Owner's manual

Advanced Programming 7-55
Exercise 7-4: Variable Valve Speed
1. Perform the Programming Setup procedure described in Section 5 - Programming Basics
and Setup.
2. Click on
Teach a Program to open the Programming Window.
3. Click on the
Dispensing Elements button on the Program Commands toolbar.
4. Click on
Weight Control Line on the Dispensing Elements toolbar.
5. In the Total Weight text box, type
10.
 Entering 10 mg means that 10 mg of fluid will be dispensed along the length of the line
you will now define.
6. Use the position controls to move the camera crosshairs to the beginning of the bottom
Basic Line on Side 1 of the Tutorial Board.
7. Click on
Teach.
8. Use the position controls to move the camera crosshairs to the end of the line.
9. Click on
Teach.
10. Click on
Done.
 A message box opens listing the calculated line speeds for the valve speeds previously
defined in the Mass Flow Calibration Table. See Figure 7-40.
Valve 1:
Valve 2:
20% 0.983
30% 2.917
50% 5.300
Valve Speed (%) Calculated line speeds (inch/s)
Done Help
Line Speeds
Valve 1:
Valve 2:
20% 0.983
30% 2.917
50% 5.300
Valve Speed (%) Calculated line speeds (inch/s)
Done Help
Line Speeds
Valve 1:
Valve 2:
20% 0.983
30% 2.917
50% 5.300
Valve Speed (%) Calculated line speeds (inch/s)
Done Help
Line Speeds
Figure 7-40 Calculated Line Speeds
11. Make a mental note of the desired speed. Click on Done.
 You are now ready to set the valve speed in your dispensing program.