HS50_advance_level 2.pdf - 第298页
07/2002 Editio n Student G uide HS -50 Advanc ed II 9 Z-Axis 38
Student Guide HS-50 Advanced II 07/2002 Edition
9 Z-Axis
37
➠ Increase the P-gain until an acceptable positioning of the axis becomes possible. Acceptable
means that a clear rounding at the rising edge of the nominal value has formed during transi-
tion to position control.
NOTE
Any oscillation of the current curve must be avoided.
Vnominal must be visibly rounded in the marked area.
(See marked circle in the illustration above).
1. Setup oscilloscop, see and
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CH1 Vnominal DC 2.0 V/ Div
CH 1
negative
10% pre
5 ms/ Div
CH2 deviat. of pos. DC 1.0 V/ Div
CH3 actual value DC 2.0 V/ Div
Ch4 end signal DC 5.0 V/ Div
07/2002 Edition Student Guide HS-50 Advanced II
9 Z-Axis
38
Student Guide HS-50 Advanced II 07/2002 Edition
9 Z-Axis
39
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➠ Select "C&P Heads" ==> "Axis functions" ==> "Select Z-axis" ==> "Adjust P-gain"
==> "Edit and accept values: Positioning mode downward = with light barrier on the bottom;
positioning mode upward = absolute".
➠ If necessary, press the START button.
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Z- axis downward
&KDQQHO 6LJQDO &RXSOLQJ <'HIOHFWLRQ 7ULJJHU ;'HIOHFWLRQ
CH1 Vnominal DC 1.0 V/ Div
CH 1
negative
10% pre
5 ms/ Div
CH2 deviat. of pos. DC 1.0 V/ Div
CH3 actual value DC 2.0 V/ Div
Ch4 end signal DC 5.0 V/ Div
Sollwert /
Vnominal
Positionsabweichung
/
deviation of position
Stromistwert /
actual current
Endemeldung /
end signal