25
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
For further information about interfacing with the UPS, refer to
the manual provided
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.riello-ups.com
.