23
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
1
Programmable output *:
[default: UPS in lock]
(*) Opto-isolated contact max. +30Vdc / 35mA.
These contacts can be associated with other events using
the software provided
For further information about interfacing with the UPS, refer to
the manual provided
2 TXD
3 RXD
5 GND
6
Power supply DC (I
max
= 20mA)
8
Programmable output *:
[default: low battery pre-alarm]
9
Programmable output *:
[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:
•
Second RS232 and USB port
•
Serial
duplicator
•
Ethernet network card with TCP/IP, HTTP 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
.
Summary of Contents for SDH 3000
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