Category: Industrial Equipment
Servo Hits the Position but Shakes the Machine? Review Jerk
Correct final position does not prove that a motion profile suits the mechanics.
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Servo Speed Stops Increasing? Find the Active Limit First
A larger speed command may not produce more actual speed when another limit is active.
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Load Cell Reading Drifts After a Cable Change? Check the Excitation Path
A load-cell cable replacement can change the measurement even when every conductor has continuity.
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Scale Reads Correctly Empty but Wrong When Loaded? Zero Isn\’t Calibration
A zero adjustment proves only one point on a weighing system.
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Pneumatic Cylinder Is Slow Even With Good Pressure? Check the Exhaust
A healthy static supply-pressure reading does not prove air can enter and leave a cylinder fast enough.
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Cylinder Reaches the End but the PLC Still Waits? Check the Magnet and Switch Position
A cylinder can complete its stroke while its position sensor never provides the expected signal.
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Servo Says Homed but the Machine Zero Is Wrong? Check the Reference Chain
A homed status indicates that the configured referencing operation completed under its rules.
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Absolute Encoder, Lost Position After Restart? Absolute Doesn\’t Mean Infallible
An absolute-feedback device does not remove every dependency involved in restoring machine position.
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Servo Following Error Trips Only Under Load? Compare Command and Actual Motion
A following-error trip means the monitored position relationship exceeded its configured condition.
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Servo Moves the Wrong Distance but Repeats Perfectly? Check Scaling
Repeatability does not prove dimensional accuracy.
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