Rs-232 And Usb Communication Ports; Rs-232 Communication Port Pin Assignment - KStar MEMO PLUS RT II (MP9100RTII-0.9) 1-3K User Manual

NOTE

RS-232 and USB Communication Ports

T o establish communication between the UPS and a computer, connect your
0 T
computer to one of the UPS communication ports using an appropriate
communication cable (not supplied). See Figure
locations.
exchange data with the UPS. The software polls the UPS for detailed information on
the status of the power environment. If a power emergency occurs, the software
initiates the saving of all data and an orderly shutdown of the equipment. The cable
pins for the RS-232 communication port are identified in Figure
functions are described in Table 9.
F igure 19
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T able 9.

RS-232 Communication Port Pin Assignment

0 T 0 T
P in Number
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1 、4、6、7、8、9
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2
0 T
3
0 T
5
0 T
：
T he communication speed of the RS232 port is fixed at 2400 bps.
0 T 0 T
W hen the communication cable is installed, power management software can
0 T
R S-232 Communication Port (DB-9 Connector)
0 T
Function Definition
No use
R×D(Transmit to external device)
TxD(Receive from external device)
GND(Signal common)
17, 18
Direction from the UPS
36
for the communication port
19 and the pin
--
Out
In
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