EtherCAT I/O Solutions-Taiwan Pulse Motion

STP-K512A-EtherCAT 5-Phase Stepper Drive


  • EtherCAT CiA402 device profile
  • 1-Axis 5-phase micro stepper drive
  • STP-K512A : Current 2.8A
  • Constant-current Driving System
  • Support Micro stepping (1 ~ 400,000)
  • Support 0.36° and 0.72°step angle
  • Support Encoder feedback
  • Low Vibration and Noise
  • DIP switch for address setting
  • Dimensions : L-75 x W-140 x H-30 mm




Data transfer medium Ethernet 100BASE-TX,CAT5 Shielded Ethemet cable
Communication type DC
Distributed Clock 0.5/1/2/4 ms
ID switch 8 bits
CiA402 device profile CSP,PP,Home


5 Phase Driver
Drive model 5-phase Constant-current
Motor Type 5-phase 0.36° and 0.72° step angle
Micro step 1,2~800 dividers

Configured by SDO

Resolution 500 1,000~400,000 pulse/revolution

Configured by SDO

Current setting STP-K510A-Max. 0.75A

STP-K511A-Max. 1.4A

STP-K512A-Max. 2.8A

(Configured by switch)

I/O input signal PEL,MEL,ORG, and EMG,2xDI,1xDO(for brakes,250mA)
Position control Incremental/Absolute mode,Data range 32bits
Homing mode ORG, EZ, Limit & total 31 types


Power input 24 VDC±10% for main power

24 VDC±10% for I/O isolated interface

Power consumption 3.1W typical(130mA/ 24VDC) no load
Working temperature 0°C~50°C(32°F~122°F) ambient temperature with air flow
Storage temperature -20°C~80°C(-4°F~176°F)
Humidity 85%(non-condensing @60°C)
Size L140 x W75 x H30 mm




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