YDFLP-CL2-200-1/5-A&YDFLP-CL2-300-1/5-A User Manual
*If the independent power supply function is not required, control+and Mian+can be connected in parallel
to the 48VDC positive pole, and control - and Mian - can be connected in parallel to the 48VDC negative
pole.
2.2 RS-232 Connector
RS-232 connector is available for connecting PC or the Red Control card. Customer
can monitor and control laser by GUI software, serial commands or red card after connected.
Pins definition is shown in below Figure8 & Table 7:
Figure 8 RS232 Connector DB9
Table 7. RS-232 Interface Definition
PIN#
1，4，6-9
2
3
5
2.3 Control Interface
Description
No need to connect
RxD
TxD
GND
DB25 is the interface usually used to connect the marking control system. The Pins
are defined as shown in Figure 9 and Table 8.
Figure 9. DB25 Connector
10
    "