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The Y2SS3H-EC closed-loop bus stepper driver perfectly integrates closed-loop control technology into the stepper motor,and greatly expands the functions of EtherCAT,possessing new excellent performance and wide application fields.


Y2SS3H-EC is a high-performance bus controlled closed-loop stepper motor driver.The drive is equipped with an EtherCAT communication protocol,which can serve as a standard EtherCAT slave and support CANopen over EtherCAT(CoE);At the same time,it can also be paired with various closed-loop stepper motors of different sizes,making it more suitable for low-voltage AC 18~50V.
EtherCAT®It is a registered trademark and patented technology authorized by Beifu Automation Co.,Ltd.in Germany.
The advantages of Y2SS3H-EC can be summarized as follows:
1.High compatibility:Compliant with the CiA402 standard protocol,suitable for mainstream bus PLCs and boards on the market,such as Beifu,Omron,Keinz,Advantech,Delta,etc.
2.Smaller size:length*width 118*75.5,which is 20%smaller than the size of bus stepper drives on the market.
3.Easy debugging:With a brand new Type-C debugging interface,setting up the bus driver can be completed in just 3 steps.
4.High availability:Supports 20~86 closed-loop stepper motors with brake holding output to control the brake stepper motor.
1.Product technical specifications:
Input power voltage
24-48VDC or 18-50VAC
Output current
0.1-7A(peak)
Matching motor
20~86 closed-loop stepper motor
Digital input signal
Optoelectronic isolation,differential,5-24VDC high-level logic origin signal,positive limit,negative limit,emergency stop,probe
Digital output signal
Photoelectric isolation,open collector,maximum 24V/100mA band brake output,alarm output,in place output
Encoder input signal
5V differential,incremental encoder A/B/Z phase signal
communication interface
EtherCAT(RJ45 connector)and Type-C(for configuration)
Support Protocol
CoE(CiA 402 protocol)
Operating mode
Profile Position,Profile Velocity,Cyclic Synchronous Position,Cyclic Synchronous Velocity,Homing Mode
Electrical protection
Over voltage protection,under voltage protection,over temperature protection,over current protection,motor line open circuit detection,motor overload detection,etc
Status indication
1 red light and 1 green light
quality
2.Selection of power supply
The driver power supply voltage can operate normally within the specified range.If you need the motor to achieve better high-speed performance,you need to increase the driver power supply voltage.
The power supply current is generally determined based on the output phase current of the driver.Normally,the power supply current of the driver can be taken as 1.1-1.3 times the output current of the driver.At the same time,the magnitude of the input current of the power supply is also related to the speed and load of the motor during operation.Therefore,for specific application scenarios,users need to conduct specific analysis and estimation.
3.Motor selection
Y2SS3H-EC can output a maximum current of 7A and is suitable for two-phase DC stepper motors with flange sizes of 86 and below.Y2SS3H-EC has an integrated open-loop characteristic,and both open-loop and closed-loop stepper motors are compatible.
The selection of stepper motors must be calculated and confirmed based on the relevant institutional load.You can contact the Kaifu company hotline(400-960-1069)to inquire about the specific method of motor selection!
4.Mechanical dimensions
*It is recommended to install it vertically on the side to create strong air convection through the cooling teeth.If necessary,install a fan near the driver to forcibly dissipate heat,ensuring that the driver operates within a reliable operating temperature range.
5.Drive Connection Instructions
Kaifu Technology’s heavyweight upgraded EtherCAT bus stepper driver Y2SS3H-EC can achieve high-speed Ethernet nanosecond synchronization,which is low-cost and easy to achieve the function of multiple station controllers.You are welcome to consult and obtain relevant product information and samples.Kaifu Technology adheres to the mission of”providing globally leading motion control solutions”and aims to make every intelligent manufacturing factory trust Kaifu’s products and services!

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