34
C
OMMUNICATION PORTS
On the back of the UPS (see
UPS Views
), the following communication ports are present:
•
RS232 connector
•
USB connector
•
Expansion slot for additional communication cards
RS232
CONNECTOR
RS232 CONNECTOR
PIN #
SIGNAL
NOTES
2
TXD
3
RXD
5
GND
C
OMMUNICATION
S
LOT
The UPS is equipped with an expansion slot for optional communication
cards (see figure on right) which allows the device to communicate using
the main communication standards.
Some examples:
•
Ethernet network card with TCP/IP, HTTP and SNMP protocols
•
MODBUS protocol converter card
•
Card with relay isolated contacts
To check the availability of other accessories, visit the website
www.rielloupsamerica.com
.
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