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Appendix 4 RS232 communication port definition
Definition of Male port
：
Connection between PC RS232 port and UPS RS232 port
PC RS232 port
UPS RS232 port
Pin 2
Pin 2
UPS
send
，
PC
receive
Pin 3
Pin 3
PC
send
，
UPS
receive
Pin 5
Pin 5
ground
Available function of RS232
◆
Monitor UPS power status
。
◆
Monitor UPS alarm info
。
◆
Monitor UPS running parameters
。
◆
Timing off/on setting
。
RS-232 communication data format
Baud rate ---------- 2400bps
Byte length ---------- 8bit
End bit ---------- 1bit
Parity check ---------non
CAUTION
！
RS232 & RS485 ports cannot be used at the same time.
