8.1
Communication ports
• RS232 or USB communication ports
The RS232 and USB communication ports cannot operate simultaneously.
• Relay output contacts
The UPS incorporates four relay outputs; each information is available with a close or open contact.
Status active information: (if contact between pin and common is closed)
•
Pin 1: not on Bypass
•
Pin 2: load not protected
•
Pin 3: not low battery
•
Pin 4: not on Battery
•
Pin 5: user common
•
Pin 6: on Bypass
•
Pin 7: low battery
•
Pin 8: load protected
•
Pin 9: on Battery
•
n.o.: contact normally open
•
n.c.: contact normally closed
The relay output contacts must not be connected to any utility connected circuits.
Reinforced insulation to the utility is required. The relay output contacts have a maximum rating
of 250 Vac/5A.
614-00205-01_EN
8. Communication
1. Connect the RS232
or USB
5
communication cable to
6
the serial or USB port on
the computer.
2. Connect the other end of the
communication cable
5
to the RS232
or USB
6
1
communication port on
the UPS.
The UPS can now communicate
with EATON power management
software.
or
2
Page 31