CNC FAQ


Answering all of your CNC Questions

For both STEPCRAFT and Non-STEPCRAFT CNC Systems

The pinout locations for the OTK-3 are as follows: 

Pin no. 

Function 

Pin no. 

Function 

1 

+ 30 Volt 

9 

+ 30 Volt 

2 

GND 

10 

GND 

3 

+ 5 Volt 

11 

Emergency stop switch, switch is connected to GND

4 

Direction Signal 4th axis (blade position) 

12 

Reference switch 4th axis, Switch is connected to GND 

5 

Pulses/ Step-Signal 4th axis 

13 

Holding current on/off (0 = idle mode, 1 = Job runs) I don´t know what this signal is…I have to ask Dirk

6 

Oscillation mode (PVM, 0 V = grooving operation, 

1 V = 1300 strokes / minute, 3 V = 2000 strokes / 

minute) 

14 

free 

7 

free 

15 

free

Oscillating Tangential Knife (OTK- 4/25/20, 2:54 PM 95 Views Direct Link