3. Installation
3.4 Communication ports
Connection of RS232 or USB communication port (optional)
The RS232 and USB communication ports cannot operate simultaneously.
1. Connect the RS232 (33) or 
USB (34) communication cable 
to the serial or USB port on 
the computer equipment.
2. Connect the other end of the 
communication cable (33) or 
(34) 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, standard on the Netpack versions)
It is not necessary to shutdown 
the UPS before installing  
a communication card.
1. Remove the slot cover (4) 
secured by screws.
2. Insert the communication  
card in the slot.
3. Secure the card cover with  
the 2 screws. 
Characteristics of the contact communication port (optional)
Pins 1, 3, 4, 5, 6, 10: not used p
Pin 2: common (user) p
Pin 7: low battery p
 Pin 8: operation on battery  p
power
 Pin 9: UPS ON, equipment  p
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 V DC max p
Current: 25 mA max p
Power: 1.2 W p