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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.
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