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MR-J2-M70DU
The MR-J2-M70DU is a servo amplifier manufactured by Mitsubishi in the MELSERVO MR-J2 series. Designed for precision, this device operates within an input voltage range of 270 to 311 Volts DC, tolerating fluctuations from 230 to 342 Volts DC, which ensures stable operation across varying conditions.
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Technical specifications for MR-J2-M70DU
| Manufacturer | Mitsubishi |
|---|---|
| Product Line | MELSERVO MR-J2 |
| Part Number | MR-J2-M70DU |
| Weight | 0.75 lbs (0.34 kg) |
| Product | Servo Amplifier |
| Input Voltage Range | 270 to 311 Volts DC |
| Input Voltage Fluctuation Range | 230 to 342 Volts DC |
| Cooling Method | Force-cooling (with integrated fan system) |
| Encoder Resolution | 131,072 pulses per revolution |
| Communication Protocol | Serial bus (SSCNET) |
| Torque Limits | User-adjustable via parameterization |
| Built-in Dynamic Braking | Included |
| EEP-ROM Write Cycle Limit | 100,000 write cycles |
| Auto-Tuning Capability | Real-time servo gain adjustment |
| Rated Output | 700 Watts |
| Control Method | Sine-wave PWM or current control method |
| Structure | Open (IP00) structure |
| Protection Features | None specified |
Mitsubishi's MR-J2-M70DU servo amplifier is engineered for high-performance motion control in various industrial applications. With an input voltage range extending from 270 to 311 Volts DC, it can handle input fluctuations between 230 and 342 Volts DC, providing reliable functionality under variable conditions. This amplifier features a force-cooling mechanism with an internal fan system to prevent overheating during continuous operation.
The MR-J2-M70DU supports an impressive encoder resolution of 131,072 pulses per revolution, facilitating precise tracking of motor movements. It incorporates a serial communication protocol (SSCNET), ensuring quick data transfer for real-time applications. Weighing approximately 0.7 kilograms, this compact device delivers a rated output power of 700 Watts.
Users can fine-tune torque limits as needed through parameter adjustments, adding flexibility to application setups. The built-in dynamic braking system enhances machine safety by improving stopping response during operation. Additionally, this amplifier's EEP-ROM allows for approximately 100,000 write cycles, contributing to its longevity.
Real-time auto-tuning capabilities enable the amplifier to adjust servo gain settings automatically, optimizing performance without user intervention. The MR-J2-M70DU operates using a sine-wave PWM or a current control method, accommodating diverse application requirements. Its open structure, rated at IP00, performs well in clean environments while keeping maintenance straightforward.
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