Mitsubishi Servo Drive MR-J2S-100A
The Mitsubishi Servo Drive MR-J2S-100A is a high-performance servo amplifier designed for precision control in industrial automation systems. As part of Mitsubishi’s renowned MELSERVO-J2S series, the MR-J2S-100A offers superior control features and reliable operation, making it suitable for demanding applications. With a power supply range of three-phase AC200~230V, the drive is equipped with advanced sine-wave PWM control for smooth and precise motor operation.

Detailed Specifications:
Power Supply
- Voltage/Frequency: Three-phase AC 200~230V, 50/60Hz
- Allowable Voltage Fluctuation: Three-phase AC170~253
- Allowable Frequency Fluctuation: ±5%
Control Method
- Sine Wave PWM Control, Current Control Method
Dynamic Braking
Protection Functions
- Overcurrent, Regenerative Braking Overvoltage, Overload (Thermal Relay)
- Servo Motor Overheat, Encoder Fault, Regenerative Braking Fault
- Undervoltage, Momentary Power Loss, Overspeed, Excessive Error
Speed Frequency Response
Position Control Mode
- Maximum Input Pulse Frequency: 500kpps (Differential Input), 200kpps (Open Collector Input)
- Command Pulse Ratio: Electronic Gear A/B Ratio, A=1
65535, B=165535, 1/50 < A/B < 500
- Position Completion Pulse Width Setting: 0~±10000 Pulses (Command Pulse Unit)
- Excessive Error: ±10 Revolutions
- Torque Limit: Set via Parameters or External Analog Input (DC 0V~+10V/Maximum Torque)
Speed Control Mode
- Speed Control Range: Analog Speed Command 1:2000, Internal Speed Command 1:5000
- Analog Speed Command Input: DC 0V~±10V/Rated Speed
- Speed Variation: ±0.01% or less (Load Variation: 0%~100%), 0% (Power Variation ±10%) ±0.2% or less (Ambient Temperature: 25±10℃) Applicable for Analog Speed Command Only
- Torque Limit: Set via Parameters or External Analog Input Command (DC 0V~+10V/Maximum Torque)
Torque Control Mode
- Analog Speed Command Input: DC 0V~±8V/Maximum Torque (Input Impedance: 10kΩ~12kΩ)
- Speed Limit: Set via Parameters or External Analog Input Command (DC 0V~+10V/Maximum Rated Torque)
Structure
- Self-cooling, Open (IP00) (10~200)
- Weight: 1.7kg
Environmental Specifications
- Operating Temperature: 0~+55℃ (Non-freezing); Storage Temperature: -20~+60℃ (Non-freezing)
- Ambient Humidity: 90% RH or less (Non-condensing)
- Air Conditions: Indoor (No direct sunlight), Free from corrosive gases, combustible gases, oil mist, and dust
- Altitude: Below 1000 meters
- Vibration: 5.9 m/s² or less
The Mitsubishi servo drive MR-J2S-100A, renowned for its superior control and performance, is an integral component of the Mitsubishi MR-J2S-100A series, specifically engineered to meet the rigorous demands of advanced automation applications. As a key player in the MELSERVO-J2S lineup, the MR-J2S-100A excels in delivering precise and reliable motion control, ensuring optimal performance across a variety of complex tasks.