7
USB
RS232
USB
RS232
USB
RS232
1A
1B
2A
4-5
2B
Optional Installation
These connections are optional. Your UPS will function properly without these connections.
1 USB and RS-232 Serial

Communications

UsetheincludedUSBcable(see 1A)orDB9
serial cable (see 1B) to connect the
communication port on your computer to the
communicationportof yourUPS.Install on
your computer the Tripp Lite PowerAlert
Software appropriate to your computer’s
operating system.
2 EPO Port Connection
This optional feature is only for those
applicationswhich require connection to a
facility’sEmergencyPowerOff(EPO) circuit.
WhentheUPSisconnectedtothiscircuit,it
enablesemergencyshutdown of the UPS’s
inverter.
Usingthecable provided,connect theEPO
portofyourUPS(see 2A)toauser-supplied
normally closed or normally open switch
according to the circuit diagram (see 2B).
The EPO port is not a phone line surge
suppressor;donotconnect aphonelineto
this port.
201205048 93-3149.indb 7 6/19/2012 11:33:36 AM