Leader F1620 - Chapter 3 Port connection; System Layout and Chassis Ports

Portable Plasma Torch Height Controller Manual (F1620)
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3.2 Chassis port
3.2.1 CNC port
THC connect with the CNC by a socket which have 10 pin，the diagram below
pin definition：
Figure 3.3 The port of connecting with CNC
Warning：
1） The signal which connected with CNC is insulated by optocoupler , and the
effective level is low (user can change it to make high level effective)
2）TRANSFER_1、TRANSFER_2 are a disconnected contactor of relay. After
piercing have accomplished, if CNC detect arc voltage effectively, the contactor will
be close. When arc start is not effective, the contactor keep disconnected state.
The socket which have 10 pin description：
Pin
numbers
signal content
1.1 AUTO Enabling height control automatic：in genal, the
effective level is low level. It connect the signal of
closing height control, the corner signal, angle of
low speed signal and so on.
1.2 UP
The signal of controlling torch lift: in genal, the
effective level is low level. CNC control THC by