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Page 14
3. Installation
3.4 Communication Ports
Connection of RS232 or USB Communication Port
The RS232 and USB communication ports cannot operate simultaneously.
2
1
5
6
1. Connect the RS232 (5) or USB
(6) communication cable to
the serial or USB port on
the computer equipment.
2. Connect the other end of the
communication cable (5) or
(6) to the USB (1) or RS232 (2)
communication port on
the UPS.
The UPS can now communicate
with Eaton power management
software.
Installation of the communication cards (optional)
3
It is not necessary to shutdown
the UPS before installing
a communication card.
1. Remove the slot cover (3)
secured by screws.
2. Insert the communication
card in the slot.
3. Secure the card cover with
the 2 screws.
Characteristics of the optocouplers communication port (optional)
• Pins 1, 3, 4, 5, 6, 10: not used
• Pin 2: common (user)
• Pin 7: low battery
• Pin 8: operation on battery
power
• Pin 9: UPS ON, equipment
supplied
n.o.: normally open contact
When a signal is activated, the contact is closed between the common (pin 2) and the pin
for the corresponding signal.
Contact characteristics (optocoupler)
• Voltage: 48 Vdc max
• Current: 25 mA max
• Power: 1.2W
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