Appendix 4 Rs232 Communication Port Definition - KStar YDC9300-B Operation Manual

Appendix 4 RS232 communication port definition

Definition of Male port
Connection between PC RS232 port and UPS RS232 port
PC RS232 port
Pin 2
Pin 3
Pin 5
Available function of RS232
RS-232 communication data format
CAUTION!
USB, RS232 and RS485 interface cannot be used at the same time,
you can only use one of them at one time.
：
UPS RS232 port
Pin 2
Pin 3
Pin 5
◆ Monitor UPS power status.
◆ Monitor UPS alarm info.
◆ Monitor UPS running parameters.
◆ Timing off/on setting.
Baud rate ---------- 9600bps
Byte length ---------- 8bit
End bit ---------- 1bit
Parity check ---------none
UPS send, PC receive
PC send, UPS receive
ground
40