9
Ensure correct polarity battery string series connection. i.e. inter-tier and
inter block connections are from (+) to (-)terminals. Don’t mix batteries with
different capacity or different brands, or even mix up new and old batteries,
Ensure correct polarity of string end connections to the Battery Circuit
Breaker and from the Battery Circuit Breaker to the UPS terminals i.e. (+)
to (+) / (-) to (-) but disconnect one or more battery cell links in each tier.
Do not reconnect these links and do not close the battery circuit breaker
unless authorized by the commissioning engineer
3.9 Communication connection
Communication port
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 Relay card. When
installing either SNMP or Relay card in the UPS, it will provide advanced
communication and monitoring options.
Note: USB port and RS-232 port can't work at the same time.
Note: Using the provide USB cable is required.
3.10 Install software
For optimal computer system protection, install UPS monitoring software to fully
configure UPS shutdown. You may follow the Software License Card instruction to
install the monitoring software.
Note: The software product SN. can be only allowed for one PC installation.
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