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BWT20 Qilin double swing handheld laser
welding system user manual V1.0 supply: above 200W, that is,
the output current is greater
than 8A (wire supply for
mechanical and electrical
demand)
2
COM
Power reference
Power to
2.4 Human-machine interface HMI
The HMI interface is a DB9 black plug through which the motherboard supplies and
communicates to the HMI,
Figure 2.4 HMI, schematic diagram
Table 2.4 defines the HMI interface.
Table 2.4
pin
signal
defi
niti
expl
ain
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