Closed-Loop Stepper Driver R2C3460 | 2-Phase

Closed-Loop Stepper Driver R2C3460 | 2-Phase

R2C3460 closed-loop stepper driver for 2-phase NEMA34 motors. Vector control eliminates step loss, boosts high-speed performance, reduces heat and vibration. DC30-100V, 6A peak, 200kHz pulse. Ideal for engraving, CNC, and automation.

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Description

The closed-loop stepper driver R2C3460 is a high-performance 2-phase drive engineered to eliminate step loss and enhance motion control in demanding automation applications. Leveraging advanced DSP and vector closed-loop control, it delivers servo-like precision at a fraction of the cost, making it an optimal upgrade for open-loop stepper systems.

Key Features of the Closed-Loop Stepper Driver R2C3460

This driver supports a wide voltage input range of DC30Vโ€“100V or AC20Vโ€“70V and a maximum peak current of 6A. With a pulse limit frequency of 200kHz and configurable subdivisions from 200 to 51200 steps/rev (default 4000), it adapts to diverse motion profiles. Integrated protections include over-voltage, over-current, and tracking error safeguards, ensuring reliable operation. Full encoder feedback via AB differential input enables precise closed-loop control.

Benefits for Your Automation Systems

By continuously monitoring rotor position, the R2C3460 eliminates missed steps common in open-loop steppers. This results in higher torque at high speeds, reduced motor heating and vibration, and improved positional accuracy. Equipment such as engraving machines, cutting machines, and CNC systems benefit from smoother operation and increased throughput. The driver is particularly suited for low-noise, high-speed equipment where precision is critical.

Applications and Integration

The R2C3460 is designed for small to medium-sized automation equipment, including marking machines, laser machines, medical devices, and electronic assembly systems. It pairs seamlessly with 2-phase NEMA34 closed-loop motors, offering a cost-effective alternative to servo systemsโ€”typically 50% less expensiveโ€”while maintaining high performance. Engineers and system integrators will appreciate its straightforward signal interface: pulse, direction, enable inputs, plus in-place and fault outputs.

Upgrade your motion control with the closed-loop stepper driver R2C3460 and experience the reliability of closed-loop technology without the servo price tag. Its robust design and precise control make it an excellent choice for modern automation challenges.

Functional Characteristics

  • Voltage input range: DC30V~100V / AC20V~70V
  • Max peak current: 6A
  • Subdivision range: Default 4000/rev, any subdivision (200~51200) can beset through debugging panel.
  • Pulse limit frequency: 200KHZ
  • Signal input: Pulse, direction and enable signalsOutput signal: In-place signal and failure output signal, full motor encoderfeedback: AB differential input.
  • Over-voltage, over-current, tracking error and out of error protection functions.
  • Closed loop vector control, assure high-speed and big-torque output and no step missing of motor.

Application Industriy

Apply to various small and medium-sized automation equipment and devices, such as: engraving machine, wire decoatingmachine, marking machine, cutting machine, laser machine, plotting instrument, medical equipment, CNC, automatic assemblyequipment, electronic processing equipment and etc. Excellent application effects for low-noise and high-speed equipment.

Specifications

Closed loop stepper driver (2 Phase) R2C3460 Closed loop stepper driver (2 Phase) R2C3460 2

Technical Data

Closed loop stepper driver (2 Phase) R2C3460 3

Instructions for Top Dial Switch:
SW1~SW4: microstep subdivision settings
SW5: select forward/backward rotation direction of motor
SW6: switch closed and open modes

Mechanical

Closed loop stepper driver (2 Phase) R2C3460 4

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