Chatsworth Products (CPI)
VL-Series (800VA-5000VA)
Setup the UPS
UPS input connection
Plug the UPS into a two-pole, three-wire, grounded receptacle only. Avoid using extension cords.
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.
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 Dry Contact/Relay card. When in-
stalling either SNMP or Dry Contact/Relay card in the UPS, it will provide advanced communication and
monitoring options.
USB port and RS-232 port can't work at the same time.
Surge Protection
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.
CPI User Manual for Lead Acid Line Interactive UPS
04/22v.1
Page 11
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