
Wuhan Raycus Fiber Laser Technologies Co., Ltd.
User Guide of RFL-P500
19
Signal input needs to be able to provide at least 7 mA of current. The
schematic diagram of the output signal interface circuit is shown in Fig. 10.
Figure 10: Schematic diagram of output signal interface circuit
4.4.3 RS-232 Serial Port
Figure 11 shows the RS-232 serial port schematic diagram.
Figure 11 RS-232 serial port schematic diagram.
The pins are defined as follows:
Table 9 RS-232 PIN Description
PIN
Function
Description
2
RXD
Laser Data Receiver
3
TXD
Laser data transmitter
5
GND
Laser data reference
Others
NC
Unconnected in suspension
RS232 interface is a special interface for Raycus internal personnel
debugging.