Wuhan Raycus Fiber Laser Technologies CO., Ltd.
P20QB/P30QB
Pulsed Fiber Laser User’s Guide V2.1
4
damaging due to vibration during the transportation.
b)
Fix the laser device steady on the holder and ensure good ventilation.
c)
The power connector of this high performance small volume laser device is DB7 dual
power supply. Connect the power line to the 24V DC power supply and ensure
sufficient output power. Notice the polarity of the power line.
Figure 3. Schematic of DB7 power supply connector.
Table 3. Definition of small volume laser power connector.
Pin
Definition
Color
Function
A1
P24V+
Red
24 V laser driver power supply
positive input
A2
P24V-
Black
24 V power supply negative
input forboth laser driver
and control board
1,3,4
/
/
/
2
C24V+
Red
24 V control board power
supply positive input
5
PE
Yellow-green
GND
d)
Pin A1 & A2 are the positive and negative power line connector to the control board.Pin
2 & A2 are the positive and negative power line connector to the laser driver. During
the operation, all the power connectors must be correctly connected, or laser wouldn’t
operate. Depending on the specific requirements in actual operation, the control board
and laser drive can be powered together or separately.
e)
During the operation, disconnection of any connect wire will lead the disable of laser
emission.
f)
Make sure the control connector of external controller is compatible with the laser
device. Fix the control wire steady onto the laser control connector.
A1
1
2
3
4
5
A2
