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Wuhan Raycus Fiber Laser Technologies Co., Ltd.
User Guide of RFL-C20000M-CE
B13
Warning
output
Output
signal
Laser is warning when B13 is high.
B14
Not connect
B15
External
power supply
(Positive
pole)
Input
signal
The 24 V input voltage, power supply of all XP1
output signal. Only when B15 and B16 access 24
V power, output signal is effective.
B16
External
power
(Negative
pole)
Input
signal
Indicate the current optical gate channel:
0000-all optical gate channels closed;
0001-channel1 opened;
0010-channel 2 opened;
0011-channel 3 opened.
D1 is the lowest bit, D4 is the highest bit.
(For lasers with optical gate channels only, these
pins are spare in other lasers)
D1~D4
Current
optical gate
channel
Output
signal
D5
Not connect
D6
Not connect
D7
QCW mode
Output
signal
Output signal indicating that the current laser
operates in QCW mode (For lasers with QCW
mode only)
D8~D11
Laser
hardwire
address
Output
signal
Set the Laser hardwire address (Coding-Cable
function):
0000- laser 0;
0001- laser1.
D8 is the lowest bit, D11 is the highest bit.
D12~D16
Not connect
4.4.3 RS232 XP3 Interface
The 9-pin serial interface is used for the communication between the laser and the upper computer. It
can be used to communicate with the upper computer of Raycus Company or the software of the upper
computer which integrates the communication protocol of Raycus. The definitions are as follows.
Table 8XP3 Serial Interface Definitions
Pin No.
type
Description
2
IN
RXD
，
Serial port receiving pin of laser
3
OUT
TXD
，
Serial Sending Foot of Laser
5
COM
GND
，
Serial port public end
