
KT332N Cutting &engraving control system user manual V1.1
22
7.2 Output
All output signals of this controller are output based on opto-coupler isolation technology and OC
gate output. Its maximum driving capacity is 300mA, which can directly drive 6V / 24V relays,
light-emitting indicators, buzzer alarm devices, etc. If user wants to drive valve, a relay is strongly
recommended to be added between the controller and the valve.
The output wiring diagram is as follows:
Figure 7.2-1 Example of output port connection