RATTMMOTOR DM556S Stepper Motor Driver for CNC Router Engraving Machine

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The DM556S is a digital stepper motor driver that adopts the latest 32-bit DSP digital processing technology. The driver control algorithm utilizes advanced variable current technology and advanced frequency conversion technology, resulting in reduced driver heat and motor vibration, as well as smooth operation.

One of the key features of the DM556S is its built-in high segmentation capability. Users can set any subdivision within the range of 200 to 51200, as well as any current value within the rated current, to meet the needs of most applications. Due to the integrated micro-fine technology, the driver can achieve the effect of high segmentation even under low segmentation conditions, providing very stable low, medium, and high-speed operation with minimal noise.

The DM556S also features an automatic parameter power-on setting function, which can automatically generate the optimal operating parameters for different motors, maximizing their performance.

In terms of application, the DM556S is suitable for a variety of small and medium-sized automation equipment and instruments, such as engraving machines, marking machines, cutting machines, plotters, CNC machine tools, and automatic assembly equipment. Its performance is particularly effective in applications where users expect low noise and high speed.

The DM556S driver offers several other key features: - Variable current control greatly reduces the heating of the motor - Automatic current halving when the motor is at rest - Photoelectric isolation differential signal input and output - Pulse response frequency up to 500 KHz (default 200 KHz) - Overvoltage, undervoltage, and overcurrent protection functions - Rising/falling edge, IO control spontaneous pulse, single/double pulse, high response/high speed and low vibration, and self-test functions

The power supply and motor power interface of the DM556S are designed to work with a wide range of power supply voltages, including unregulated DC power supplies or transformer buck + bridge rectifier + capacitor filter configurations. Users should ensure that the peak voltage ripple after rectification does not exceed the specified maximum voltage. When using a regulated switching power supply, the output current range must be set to the maximum.

In terms of wiring, it is important to pay attention to the positive and negative polarity of the power supply to avoid reverse connection. When using an unstable power supply, the output current capacity should be greater than 60% of the driver's set current. For regulated switching power supplies, the output current should be greater than or equal to the driver's working current.

To reduce costs, two or three drivers can share a power supply, but the power supply should be large enough to handle the combined requirements.

Overall, the DM556S digital stepper motor driver offers a range of advanced features and capabilities, making it suitable for a wide variety of small and medium-sized automation applications, especially where low noise and high speed are important requirements.

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