6
Step 3: Communication connection
Communication ports:
USB port RS-232 port Intelligent slot
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.
PS. USB port and RS-232 port can’t work at the same time.
Step 4: 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 5: Disable and enable EPO function
Keep the pin 1 and pin 2 closed for UPS normal operation. To activate EPO function, cut the
wire between pin 1 and pin 2.
Step 6: External battery connection (for long-run models only)
Connect one end of external battery cable to UPS unit and the other end to battery box. Use
supplied battery detection wire in detection port of UPS unit and plug the other end to battery
bank. See below chart for detailed connection.
NOTE: Maximum connected external battery boxes up to 4 units.
It’s in closed status for UPS
normal operation.
UPS
Battery Box
Battery Box
