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DC servo drives

SE2 DC Servo Driver (1-in-2)

Control mode: position, speed, torque

Sampling frequency (time) current loop: 15KHz (66.7us); speed/position loop: 3KHz (330μs)

Bandwidth: The current loop is generally 2.5kHz, which changes with parameter adjustment and load inductance

Motion mode: electronic gear, electronic cam, proportional linkage, point-to-point

Drive motor types: three-phase stepper motor, brushless motor, brush motor, linear motor, voice coil motor, etc.

Position feedback: incremental encoder, Hall, grating ruler, analog sine and cosine (Sin/Cos) encoder, rotary transformer compressor (plus conversion card)

The impulse response frequency can reach 2MHz and has digital filtering function

RS232 serial interface, baud rate up to 115KB

CAN2.0 local bus, compatible with CANopen DS 402, with a baud rate of 1MHz

Power supply voltage: 18-90(135/180) VDC

Introduction

Specification Table

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DC servo driver, also known as servo controller or servo amplifier, is a device specifically designed to control DC servo motors. It precisely controls the speed, position, or torque of DC servo motors by receiving control signals such as voltage, current, or pulses to meet various industrial automation and precision control requirements. The following is a detailed analysis of DC servo drives:


1、 Basic principles

The working principle of DC servo drives is mainly based on power electronics technology and control theory. It converts the input DC electrical energy into an electrical form suitable for servo motor operation, and adjusts the motor's operating state through precise control algorithms. Servo drives typically include power amplification circuits, control circuits, and protection circuits to achieve precise control and protection of the motor.


2、 Main features

High precision control: DC servo drives can achieve high-precision control of motors, including parameters such as speed, position, and torque. Its control accuracy is usually much higher than traditional motor controllers.

Fast response: Due to the use of advanced control algorithms and high-speed power electronic devices, DC servo drives have extremely fast response speeds and can quickly respond to changes in control signals.

Good stability: Through the built-in closed-loop control system, the DC servo drive can monitor the running status of the motor in real time and make automatic adjustments to maintain the stable operation of the system.

Multi mode control: supports multiple control modes such as position control, speed control, and torque control to meet the needs of different application scenarios.

Complete protection function: equipped with multiple protection functions such as overcurrent, overvoltage, undervoltage, overheating, etc., to ensure the safe operation of motors and drivers.



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