
Absolutely! Let's break down the Panasonic AC Servo Motor system — what it is, how it works, the models, features, and where it's used. Panasonic is one of the leading global manufacturers in motion control, and their servo systems are known for precision, compactness, and responsiveness.
⚙️ What is a Panasonic AC Servo Motor?
A Panasonic AC Servo Motor is a high-performance, closed-loop electric motor system designed for precise speed, torque, and position control. It’s part of a servo system that includes:
A servo motor
A servo drive/controller
Feedback devices (usually encoders)
These systems are commonly used in industrial automation, robotics, CNC machinery, and more.
🔧 Major Panasonic Servo Motor Series
🔹 MINAS A6 Series (High Performance)
High response frequency: 3.2 kHz
High-resolution encoder: 23-bit (8, 388, 608 pulses/rev)
Compact and lightweight
Advanced tuning: Real-time auto-gain and damping adjustment
Supports EtherCAT, Modbus, RTEX, and more
🔹 MINAS A5 Series (Reliable Standard)
Response frequency: 2.0 kHz
Encoder: 20-bit resolution (1, 048, 576 pulses/rev)
Smooth motion and low vibration
Easy setup and tuning software
🔹 MINAS BL/UL Series (Economical, Compact)
Brushless motors for compact applications
Lower cost options
Good for simple automation, AGVs, conveyors
🔍 Key Components of a Panasonic Servo System
Component Description
Servo Motor Provides torque and motion based on electrical input.
Servo Drive (Amplifier) Converts control signals into power for the motor.
Encoder (Feedback Device) Sends real-time position/speed back to the drive.
Controller/PLC Issues movement commands to the drive (often via fieldbus).
📈 Features & Specifications
Feature Description
Encoder Resolution Up to 23-bit (MINAS A6), ultra-precise motion control
Speed Range Typically up to 6000 rpm
Torque Range From a few N·m to over 30 N·m, depending on model
Feedback Incremental and Absolute Encoders available
Communication Protocols EtherCAT, RTEX, Modbus, MECHATROLINK-II, Pulse & Direction, Analog control
Safety Safe Torque Off (STO), overvoltage, overcurrent protection
Auto Tuning Advanced real-time gain tuning for vibration reduction and fast setup
🧠 Advanced Features (A6 series)
Real-time Vibration Suppression
Adaptive Load Control – adjusts for load changes
High-speed Response (3.2 kHz bandwidth) – smooth and precise
Safety Features: Compliant with ISO 13849-1 (PLd) and IEC 61508 (SIL2)
📦 Typical Applications
Industry Application
Robotics Joint control, pick-and-place arms
Packaging Precise conveyor control, cutting, labeling
CNC Machines Spindle drive, tool changer, axis control
Printing Roller control, alignment
Textile Yarn tension control, rotary motion
Semiconductors Wafer handling, XY tables
🧰 Panasonic Servo Setup & Tools
PANATERM Software:
PC-based servo configuration tool
Allows tuning, monitoring, diagnostics, oscilloscope functions
Touch Panel HMI integration
Compatible with Panasonic PLCs (FP series) or any controller via EtherCAT/RTEX
📏 Example Specs – Panasonic A6 Series (MHMF042L1U2M)
Parameter Value
Rated Power 400 W
Rated Speed 3000 rpm
Max Speed 6000 rpm
Rated Torque 1.27 Nm
Max Torque 3.82 Nm
Encoder 23-bit absolute
Protection IP65
Keywords
rated power 400
absolute encoders
servo systems
iso 138491 pld
vibration reduction
30 nm depending
motion based
servo motor
servo system
position control
precision compactness
motion control
models features
precise speed torque
model feedback incremental
leading global manufacturers
absolutely lets break