Pin assignments for port 1 (db-9) – Eaton Electrical Powerware 9315 User Manual
Page 50
Communication
7-4
EATON Powerware
®
9315 UPS (200–300 kVA) Operation Manual S 164201036 Rev F powerware.com
NOT USED
485–
485+
RETURN
7
8
9
1
5
4
3
2
+24V
RS-232 TXD
RS-232 RXD
NOT USED
RETURN
6
Figure 7-3. Port 1 (DB-9) Pin Assignments
Table 7-1.
Pin Assignments for Port 1 (DB-9)
Pin Number
Symbol
Function
Comments
1
+24V
+24 Volts DC
2
TXD
Transmit Data
Input to UPS
3
RXD
Receive Data
Output from UPS
5
RTN
Return
7
485+
RS-485 + Data
8
485–
RS-485 – Data
9
RTN
Return
NOTE
The X-Slot communication bay is connected internally to the DB-25 port by
default; the DB-25 is disabled for other uses. Contact your Eaton service representative
to purchase, install, and set up an external modem or an internal X-Slot Modem Card.
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
RS-232 DTR
NOT USED
–12V
NOT USED
NOT USED
NOT USED
23
21
19
17
15
12
1
5
4
3
2
GND
RS-232 TXD
RS-232 RXD
RS-232 RTS
RS-232 CTS
6
10
9
8
7
RS-232 DSR
RTN
+12V
NOT USED
NOT USED
11
13
NOT USED
NOT USED
NOT USED
24
22
25
20
18
16
14
Figure 7-4. Port 2 (DB-25) Pin Assignments