LEGRAND NUMERIC HPi 33 EVO User Manual page 40

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