Eaton 5000 VA, Руководство пользователя

Страница: 22 / 32

61
U
SE
C
OMMUNICATION PORTS
The following communication ports are found on the rear of the UPS (see
UPS Views
):
¾ Serial port, available with RS232 connector and USB connector.
NOTE: use of one connector automatically excludes the other one.
¾ Expansion slots for additional COMMUNICATION SLOT interface cards.
RS232 and USB connectors
RS232 CONNECTOR USB CONNECTOR
2 1 3 4 5
7
9 8 6
1 2
3 4
PIN # SIGNAL PIN # SIGNAL
1 Contact closed: UPS stopped * 1 VBUS
2 TXD 2 D-
3 RXD 3 D+
4 4 GND
5 GND
6
7
+12Vdc interface power supply input
8 Contact closed: end of discharge early warning *
9 Contact closed: battery-powered operation *
* O
ptoisolated contact max. +30Vdc / 10mA
Communication Slot
The UPS is provided with an expansion slot for optional
communication cards (see the figure to the side) that enable the
machine to carry out dialog using the main communication standards.
Some examples:
•
Second RS232 port
•
Serial port duplexer
•
Ethernet network agent with TCP/IP, HTTP and SNMP protocol
•
RS232 + RS485 port with JBUS / MODBUS protocol
•
Signalling relay card
For more information on the accessories available, consult the
manufacturer’s web site.
UPS