52
Figure 22 RS-232 Communication Port (DB-9 Connector)
Table 9. RS-232 Communication Port Pin Assignment
Pin Number Function Definition Direction from
the UPS
1, 4, 6, 7, 8, 9 No use --
2 R×D(Transmit to external device) Out
3 TxD(Receive from external device) In
5 GND(Signal common) --
Connectivity Cards
Connectivity cards allow the UPS to communicate in a variety of
networking environments and with different types of devices. The
UPS has one available communication bay for the following
connectivity cards:
●
Web/SNMP Card
- has SNMP and HTTP capabilities as well as
monitoring through a Web browser interface; connects to a
twisted-pair Ethernet (10/100BaseT) network. In addition, a