Powerware FCC 15 - Manual (Page 16)

WIRING THE MODBUS CARD
EATON Powerware ® Modbus ® Card User’s Guide S 164201376 Rev C www.powerware.com 12
RS-232 Modbus Port
It is also possible to use the RS-232 Modbus port for connecting to your
network.
3
8 7 9
1
6
2 4 5
Figure 11. RS-232 DB-9 Pin Numbers
Table 3. RS-232 DB-9 Pin Assignments
Pin Number Function Direction from the Modbus Card
1 No connection —
2 RS-232 transmit data Out
3 RS-232 receive data In
4 No connection —
5 Signal common —
6 No connection —
7 No connection —
8 No connection —
9 No connection —