Riello MSM 10 - Communication Ports; RS232 and USB Connector Details; Communication Slot Expansion

COMMUNICATION PORTS
The UPS is supplied with the following communication ports (see “Views of the UPS):
 Serial port available with RS232 connector and USB connector.
NOTE: the use of one connector automatically excludes the other.
 Port AS400
 Expansion slots for additional COMMUNICATION SLOT interface boards
On the front, covered by the terminal-cover, there is another expansion slot for the power relay board (4 programmable
contacts, 250Vac, 3A)
RS232 AND USB CONNECTORS
RS232 CONNECTOR
USB CONNECTOR
PIN #
NAME
TYPE
SIGNAL
PIN #
SIGNAL
1
IN
1
VBUS
2
TX
OUT
Serial line TX
2
D-
3
RX
IN
Serial line RX
3
D+
4
4
GND
5
GND
POWER
6
OUT
7
8
+15V
POWER
Isolated power supply
15V±5% 80mA max
9
WKATX
OUT
ATX power supply wake-up
COMMUNICATION SLOTS
The UPS is equipped with two expansion slots for accessory
communication boards that enable the equipment to communicate
using the main communication standards.
Some examples:
 Second RS232 port
 Serial duplicator
 Ethernet agent with TCP/IP, HTTP and SNMP protocol
 RS232 + RS485 port with JBUS / MODBUS protocol
For further information on the accessories available, visit the web
site.
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