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Yueming MF20 - Page 15

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7
Components of the electrical control box
Component
Name
Function
G1
Switching power supply
Control loop & marking card power
supply
G2
Switching power supply
2D scanning galvanometer power
supply
G3
Switching power supply
Fiber laser power supply
U1
Fiber laser marking card
USB marking card
J2
Terminal
Control loop power distribution
J1
Terminal
Main loop power distribution
KA3
Intermediate relay
Laser power control
KA2
Intermediate relay
Galvanometer power control
KA1
Intermediate relay
Main loop power control
QF1
Breaker
Main loop energization control
PE
Ground terminal
Description of electrical control box connector
Fig. 1-12 Electrical Control Box Connector Diagram
Computer
Monitor
AC output
DC output
Galvanometer
power supply
Reserved
AC input
Pedal input

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