©2021 Lowell Manufacturing Co. UPS9A Series (X-Rev 8/13/20)
Pg. 12
Step 3: UPS output connection
There are two kinds of outputs: programmable outlets and general outlets. Please connect non-critical devices to the
programmable outlets and critical devices to the general outlets. During power failure, you may extend the backup
time to critical devices by setting shorter backup time for non-critical devices.
Step 4: Communication connection
Communication port:
USB port
RS-232 port
Intelligent slot
d
To allow for unattended UPS shutdown/start-up and status monitoring, connect the communication cable one end to
the USB/RS-232 port and the other to the communication port of your PC. With the monitoring software installed,
you can schedule UPS shutdown/start-up and monitor UPS status through PC.
The UPS is equipped with intelligent slot perfect for either SNMP or AS400 card. When installing either SNMP or
AS400 card in the UPS, it will provide advanced communication and monitoring options.
Step 5: Network connection
Network/Fax/Phone surge port
Connect a single modem/phone/fax line into surge-protected “IN” outlet on the back panel of the UPS unit. Connect
from “OUT” outlet to the equipment with another modem/fax/phone line cable.
Step 6: Disable and enable EPO function
This UPS is equipped with EPO function. By default, the UPS is delivered from factory with Pin 1 and pin 2 closed (a
metal plate is connected to Pin 1 and Pin2) for UPS normal operation. To activate EPO function, remove two screws
on EPO port and metal plate will be removed.
Note:
The EPO function logic can be set up via LCD setting. Please refer to program 16 in UPS setting for the details.
It’s in closed status for UPS
normal opera
tion
as default
.
To activate EPO
function, remove
these two screws.