深圳市睿法智能科技有限公司
6.8 CN4 reserved serial port interface
CN4 reserved serial port interface is a 4-pin green terminal without wiring.
Chart 6.8.1 shows the definition of CN4 interface.
Pin Signal
1
OVCC
2
TXD
3
RXD
4
GND
6.8.1Chart 6.8.1
Definition
Description
+24V power supply, 500mA Power supply
TXD signal
Serial communication TXD signal
RXD signal
Serial communication RXD signal
GND
6.9 CN6 external start and interlock interface
CN6 interface is a 4-pin green terminal, the definition of which is shown in Chart
6.9.1.
Pin Signal
Chart 6.9.1
Definition
Description
1
GND
GND
Generally connected with the Start switch- on
the welding head
External start
Generally connected with the Start switch+ on
2
Start
switch input
the welding head
The pin must contacted to the injector. Before
Injector signal
3
Injector
welding, clamp the safety clamp to the metal
input
material.
The pin must be contacted to the nozzle of the
Interlock signal
4
Interlock
handheld head. When welding, the nozzle
input
should be in contact with the metal material.
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