SainSmart 4 Axis Mach3 USB CNC Motion Controller Card Interface Breakout Board

Features:

1. Support for 4-axis linkage, you can connect four stepper motor drives or servo drives;
2. Maximum step-pulse frequency is 100KHz,which is suitable for the servo or stepping motor;
3. 4 general-purpose opto-couplers isolation input : can connect the limit switch, emergency stop
switch, auto tool zero, home switch etc.
4. Support for connecting electronic handwheel;
5. Have 0-10V signal output , you can use mach3 software to control the spindle motor speed.
6. 4 general-purpose isolated relay drive output interface, can drive four relays for controlling the spindle starts, forward rotating and reverse rotating, pumps or other device;
7. 1 status LED, indicate connection status on the board.