Liebert 7200 Series - Page 64

Chapter 4 - Optional equipment 7200 Series UPS User Manual
Communications Kits (4645102U) Single Module and 1+1 Parallel System
document in response to "powersure ups"
Page 4-22
Issue 6
(03/98)
Wiring details
for connections of
UPS to Modem via
DB25 socket
Wiring details
for connections of
UPS to Personal
Computer via
DB25 socket
Wiring details
for connections of
UPS to Personal
Computer via DB9
socket
UPS X4 Modem
Gnd 1
TD 2
RD 3
RTS 4
CTS 5
DSR 6
GND 7
DCD 8
DTR 20
RI 22
1
2
3
4
5
6
7
8
20
22
D25 m D25 f
A
UPS X4 PC RS-232
Gnd 1
TD 2
RD 3
RTS 4
CTS 5
DSR 6
GND 7
DTR 20
1
2 TD
3 RD
4 RTS
5 CTS
6 DSR
7 GND
20 DTR
D25 m D25 m
B
UPS X4 PC RS-232
Gnd 1
TD 2
RD 3
RTS 4
CTS 5
DSR 6
GND 7
DTR 20
2 RD
3 TD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
D25 m D9 m
C
Figure 4-Q . RS232 connections to PC or Modem