Stepper Motor Driver

SEA860H a new high-performance digital stepper Motor driver. It takes 32 bit DPS technology. We use the newest control algorithm to reduce the noise and vibration in a large scale when the motor works. It has the characteristics of low noise, low vibration, low temperature rising, etc.

The Main Application Fields:
It is suitable for every kind of large automation equipment and instruments, such as Labeling Machine, Cutting Machine, Packing Machine, Plotting Instrument, Carving Machine, CNC Machine,Stage light, Automation, Instrument, POS machine, Engraving machine, Bill printer, etc

Control signal input connection :
In order that the control system and the driver can communicate normally, avoiding the interference each other, we isolate the input signal with the optical coupling device inside the driver. The internal interface circuits of three signals are same. The common mode is

 

• Common anode mode:

Connect CP+. DIR+ and EN+ terminals together as the common anode terminal, which is then connected to the external system +5V. The impulse signal is connected to CP- terminal. The direction signal is connected to DIR- terminal. The enable signal is connected to EN- terminal

• Common cathode mode:

Connect CP-. DIR- and EN- terminals together as the common cathode terminal, which is then connected to the external system GND. The impulse signal is connected to CP+ terminal. The direction signal is connected to DIR+ terminal. The enable signal is connected to EN+ terminal.

• Differential mode: Direct connection.

Input/ Output Port:

A+ A-: Stepping motor one winding

B+ B-: Stepping motor other winding

PUL+ PUL -: Stepping pulse input+5V (Rising edge effective, rising edge duration >10 μS)

DIR + DIR-:Stepping motor direction input, voltage level touched off,high towards, low reverse

ENA+ ENA-: Motor free

• Item Code: SEAD860H

This is a high performance microstepping drive based on pure-sinusoidal current control technology. Owing to the above technology and the self-adjustment technology (self-adjust current control parameters) according to different motors, the driven motors can run with smaller noise, lower heating, smoother movement and have better performances at higher speed than most of the drives in the markets. It is suitable for driving 2-phase hybrid stepping motors.

 

Specification:

• Mircostepping:1(1.8º)^1/2 1/4 1/8 1/16 1/32 1/64 1/128 1/256 1/5 1/10 1/25 1/50 1/125 1/250
• Protect form: Overheated protect, lock automatic half current, error connect protect.

I /O Ports

• VCC+: DC power positive pole
• Note: Must guard against exceeding 50V, so as not to damage the module
• GND: DC power cathode
• A+ A-: Stepping motor one winding
• B+ B-: Stepping motor other winding
• PUL+ PUL -: Stepping pulse input+5V (Rising edge effective, rising edge duration >10 μS)
• DIR + DIR-: Stepping motor direction input, voltage level touched off, high towards, low reverse
• ENA+ ENA-: motor free

• Item Code: SEA-5045

The SEA422 is a new generation digital 2-phase stepper motor driver, based on a 32-bit DSP processor, combination of the anti-resonance, low noise, micro-step and low temperature rise technology significantly improve the performance of the stepper motor, has low noise, small vibration, low temperature rise and high-speed torque. The driver use online adaptive PID technology, without manual adjustment can be automatically generated optimal parameters for different motors, and achieve the best performance.

Features:

• High-performance, low price.Micro-step.
• Automatic idle-current reduction.
• Optical isolating signals I/O.
• Low temperature rise, smooth motion.
• Online adaptive PID technology
• Connectors and Pin Assignment Control signal Connector

 

Applications : Suitable for a variety of large-scale automation equipments and instruments. For example : labeling machine, cutting machine, packaging machine, plotter, engraving machine, CNC machine tools and so on. It always performs well when applied for equipment which requires for low-vibration, low-noise, high-precision and highvelocity.

The 2DM2280 is a two phase digital stepper driver based on DSP. Its Micro step resolutions and output current are programmable. And it has advanced control algorithm, which can brings a unique level of system smoothness, provides optimum torque and mid-range instability. The control algorithm of Multi-Stepping can make stepper motor has smooth system performance.

 

The control algorithm of torque compensation can improve the torque of motor in the high speed. The control algorithm of motor self-test and parameter auto-setup technology offers optimum responses with different motors and easy-to-use. The control algorithm of smoothness can enhance the acceleration and deceleration of motor. Its unique features make the 2DM2280 to be an ideal solution for applications.

Features:

• Parameter auto-setup and motor self-test
• Multi-Stepping inside
• Small noise, low heating, smooth movement
• Torque compensation in high speed
• Variable current control technology, High current efficiency
• Accelerate and decelerate control inside, Great improvement in smoothness of starting or stopping the motor.
• Support PUL/DIR and CW/CCW modes
• Storage the position of motor
• Optically isolated input and compatible with 5V or 24V
• User-defined micro steps
• Microstep resolutions and Output current programmable
• Over current, over voltage and low voltage protection
• Green light means running while red light means protection or offline

• Item Code: 2DM2280

The SM3MD2207 is full digital 3 phase stepper driver based on DSP control. As a new generation of digital stepper motor drives, it is combined with the advanced DSP control chip with the three-phase inverter driver module.The drive voltage of which is from 160V to 230VAC. It is designed for use with the 3 phase hybrid stepper motor of all kinds with 0.57mm to 130mm outside diameter, regulated phase current from 1.3A to 7.0A. The circuit that it adopts is similar to the circuit of servo control which enables the motor to run smoothly without noise and vibration. Moreover, its torque is far greater than 2 and 5 phase hybrid stepping motors. Furthermore, the highest micro-step is 60000ppr. Due to these obvious advantages, it is widely used in middle and big size numerical control devices such as curving machine, CNC machine, computer embroider machine, packing machine, etc.

Features:

• 16 channels constant angle, constant torque micro-steps, highest micro-step: 60000ppr
• The current of winding will be reduced by approximately 50% when no step pulse command is received for 1.5second
• Opto-isolated signal I/O
• Drive current is adjustable in 16 channels from 1.2A/phase to 5.8A/phase (for DVS3722: 1.3A/phase to 7.0A/phase)
• Single power supply from 110V to 230VAC
• Phase terminal memory function (motor phase terminal is memorized after input pulse train stopping 3s and it is recovered when stepper driver power on or signal MF changes from low level to high level)

SMHSS86 is 2 phase NEMA 34 series hybrid stepper servo driver. It adopts a new generation 32 bit DSP and vector control technology, which can avoid the stepper motor losing steps and ensure the accuracy of the motor. The torque reduction is much lower than the open-loop stepper motor when it is at a higher speed. The high-speed performance and torque are enhanced to a great extent.

Meanwhile, the current control is based on the load, which can reduce the motor temperature rising effectively, then can extend the using life of the motor. The build-in place in position and alarm output signal can help the upper monitor to monitor and control. The function of position ultra difference alarm can ensure the machine works safely. The closed-loop system is an ideal improvement and a good replacement of the open-loop system, Besides that, it also has some function of AC servo motors, but the price is just half of AC servo.

Features:

• Stepper motor closed loop system, never lose step.
• Improve motor output torque and working speed.
• Automatic current adjustment based on load, lower temperature rising.
• Suitable for all mechanical load conditions (include low rigidity belt pulley and wheel), no need to adjust gain parameter.
• Motor work smoothly and low vibration, high dynamic performance at acceleration and deceleration.
• No vibration from high speed to zero speed
• Drive nema 34 series 4N.m, 8N.m, 12N.m closed loop stepper motor.
• Pulses response frequency can reach 200KHZ
• 16 kinds microsteps choice, highest 51200 microsteps/rev.
• Over-current, over-voltage and position ultra difference protection function.

Applications:
Closed loop stepper system can be applied to all kinds small automatic equipment and Instruments, such as engraving machine, special industrial sewing machine, stripping machine, marking machine, Dispensing machine, cutting machine, laser phototypesetting, graph plotter, NC machine, automatic, assembly equipment and so on.