TS
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I Special servo drive for hybrid electro-hydraulic system of injection molding machine User Manual
62
Chapter 6 Debugging, selection and function application
VII. Unstable when the system pressure is high
A:
（
1
）
PID regulation fails;
A:
（
2
）
Output torque of driver reaches the max output torque;
A:
（
3
）
Motor torque is small, severe overload;
A:
（
4
）
Driver current reaches the max current output;
A:
（
5
）
Internal leakage in oil pump, severe overheat;
A:
（
6
）
Internal leakage occurs when the system pressure of oil circuit is high;
A:
（
7
）
Over temperature of hydraulic oil
VIII. Why E.AIF analog input abnormal is reported?
A:
（
1
）
Check if the input type of analog values and jumper of the control board are correct, for analog input
voltage, set the corresponding jumper to the V side; For analog current input, set the corresponding jumper
to I side;
A:
（
2
）
Check if the analog input exceeds 11V
* The above lists some common issues in commissioning, contact us if you find other issues.
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