motion control

Servo Drive Tuning: PID Gains Explained

Servo drive tuning mystifies a lot of engineers. Here is what P, I and D gains actually control in a servo loop, with real numbers and a practical tuning sequence.

Jul 11, 2026 · 8 min read

PLCopen Motion Blocks: MC_MoveAbsolute and Friends

PLCopen motion function blocks like MC_Power, MC_MoveAbsolute and MC_Home are the lingua franca of PLC-based servo control. Here is exactly how they work.

Jul 11, 2026 · 8 min read

Stepper vs Servo Motor: How to Choose the Right One

Stepper vs servo motor is one of the most argued topics in motion control. Here is a concrete, no-fluff breakdown of torque curves, cost, accuracy and when each one wins.

Jun 29, 2026 · 7 min read