30
C
OMMUNICATION PORTS
On the back of the UPS (see
“UPS
V
IEWS
”
), the following communication ports are present:
RS232
connector
USB
connector
Expansion slot for additional communication cards
RS232
CONNECTOR
RS232 CONNECTOR
PIN #
SIGNAL
NOTES
1
Programmable OUTPUT #3 *:
[default: UPS in lock]
(*) Opto-isolated contact max. +30Vdc / 35mA.
These contacts can be associated with other events using
the configuration software
For further information about interfacing with the UPS, refer to
the dedicated manual
2 TXD
3 RXD
5 GND
6
Power supply DC (I
max
= 20mA)
8
Programmable OUTPUT #1 *:
[default: low battery pre-alarm]
9
Programmable OUTPUT #2 *:
[default: battery operation]
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:
Serial
duplicator
Ethernet network card with TCP/IP, HTTP, HTTPS and SNMP
protocols
JBUS / MODBUS protocol converter card
PROFIBUS protocol converter card
Card with relay isolated contacts
To check the availability of other accessories, visit the website
www.riello-ups.com
.