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What Are NPN and PNP?
NPN and PNP are the two basic types of transistors and sensor outputs used in industrial automation. NPN (Negative-Positive-Negative) outputs draw current
MERMAK CNC TECHNICAL ACADEMY
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What Is the Difference Between CNC and a CNC Router?
While CNC is a general term referring to a computer-numerical-control system, a CNC router is a specific type of machine that uses…
What Is Interference in Electronics? How Can It Be Prevented?
In electronics, interference refers to unwanted electrical noise that disrupts signal integrity in industrial automation systems, causes equipment malfunct
What Is AC, DC, and Vac Electricity?
AC (Alternating Current) is an electric current whose direction and magnitude change periodically; it is used in power distribution in homes and…
What Is a Phase-Neutral?
The phase (live) and neutral (return) lines are the primary conductors that allow electrical energy to flow through a load. While the…
What Is a Ground Wire?
A ground conductor is a low-resistance conductive path in electrical systems that safely diverts fault currents to ground in order to ensure…
What Are Consumables?
Consumables are critical products used in industrial automation systems for regular maintenance, repairs, and operational continuity; they have a limited l
Why Does the Vacuum on a CNC Router Machine Lose Suction Later On?
The main reasons for the vacuum on a CNC router machine losing suction over time include wear on the vacuum pump, clogged…
Understanding and Resolving Oval Cuts in CNC Machines
Learn the common causes of oval cuts in CNC machines, including backlash, calibration errors, and tool wear. Discover practical solutions for industrial…
Can a Servo Drive Overvoltage Alarm Be Caused by a Missing Braking Resistor?
Yes, the servo drive overvoltage alarm can definitely be triggered due to a missing, incorrectly selected, or faulty braking resistor. The regenerative…
If the Servo Motor Acceleration Ramp Is Too Steep, Which Alarm Is Triggered?
When the servo motor acceleration ramp is set too steeply, alarms such as Overcurrent, Overload, Torque Limit Exceeded, Speed Error, or Position…
Troubleshooting Servo Motor Position Tracking Errors
Learn why your servo motor might not be reaching its commanded position. Explore common PID tuning, inertia ratio, and mechanical issues with…
Understanding Servo Motor Position Deviation Alarms
Learn why servo motor position deviation alarms occur in industrial CNC machines. Explore common causes like PID tuning, mechanical load, encoder issues,…
Why Does a Servo Motor Deceleration Ramp Set Too Steep Cause Overvoltage?
Understand why a steep servo motor deceleration ramp causes overvoltage errors. Learn about regenerative energy, DC bus voltage, and solutions like braking…
How to Resolve Servo Motor Following Error: A Comprehensive Guide
Learn how to diagnose and resolve servo motor following errors in industrial CNC machines. Understand causes like PID tuning, mechanical backlash, and…
How Servo Motor Gearbox Backlash Affects Positional Accuracy
Understand how servo motor gearbox backlash causes positional errors in industrial automation. Learn about its effects, measurement, and mitigation strategies for CNC…
Servo Motor Rack and Pinion System: Signs of Excessive Tightness
Learn the signs of excessive tightness in servo motor rack and pinion systems, including increased friction, noise, and positioning errors. Discover solutions…
Servo Motor Binding on a Ball Screw: Understanding and Resolving Alarms
Learn why servo motors bind on ball screws, the common alarms triggered (overload, position error), and practical solutions for industrial CNC routers.…
Can Servo Motor Bearing Failure Appear as an Encoder Error?
Understand how servo motor bearing failures can mimic encoder errors, impacting CNC machine performance. Learn diagnostic techniques and solutions.
Should a Servo Motor Power Cable Be Shielded?
Yes, it is critically important for servo motor power cables to be shielded in industrial automation applications. Shielding minimizes high-frequency switching-induced electromagnetic…
Servo Motor Coupling Misalignment: The Root Cause of Drive Alarms
Understand how servo motor coupling misalignment leads to drive alarms, including overcurrent, overtorque, and position errors. Learn about technical causes, prevention, and…
Servo Motor Vibrating at Specific Speed: Drive or Mechanical Issue?
Is your servo motor vibrating at a specific speed? Learn how to diagnose whether the issue lies with the servo drive settings…
When to Use Servo Motor Resonance Suppression Parameters?
Learn when and why to use servo motor resonance suppression parameters to eliminate unwanted vibrations, improve stability, and enhance performance in industrial…
Servo Motor Tuning: Does It Hide or Amplify Mechanical Backlash?
Understand how servo motor tuning affects mechanical backlash in CNC machines. Learn why tuning can amplify backlash and how to address it…