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C C h h a a p p t t e e r r 4 4 C C o o m m m m u u n n i i c c a a t t i i o o n n
4 4 . . 1 1
C C o o m m m m u u n n i i c c a a t t i i o o n n P P o o r r t t s s
The RS232 and USB communication ports cannot operate simultaneously.
Installation of the communication cards
Characteristics of the contact RS232 communication port
Contact characteristics (optocoupler)
•
Voltage: 48 V DC max
•
Current: 25 mA max
9
10
2
5
4
3
2
1
9
8
7
6
300 Ohm
R
18
17
Pin
Signal
1
Bat Low
2
TxD
3
RxD
4
I/P SIG
5
GNDS
6
PNP
7
UPS ON
8
BAT Mode
9
+5V
Eaton 9PX Lithium-Ion
1. Connect the RS232
communication cable to the
18
serial or USB port on the com-
puter equipment.
2. Connect the other end of the
communication cable
to the USB
or RS232
18
10
communication port on
the UPS.
The UPS can now communicate
with EATON power management
software.
It is not necessary to shutdown
the UPS before installing
a communication card.
1. Remove the slot cover
secured by screws.
2. Insert the communication
card in the slot.
3. Secure the card cover with
the 2 screws.
Direction
Function
Output
Low Battery Output
Output
Transmit to external device
Input
Receive from external device
Input
-
-
Signal Common tied to
chassis
Input
Plug and Play
Output
UPS ON
Output
-
Output
Power supply for external
signals or options
P-164001006—Rev 01
or USB
17
or
17
9
2
23
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