Rockwell Automation 2711-KA1_KC1_TA1_TA4_TC1_TC4 PanelView Terminals for DOS/Windows - Manual (Page 58)

Installing Your PanelView 1200 Terminal
Chapter 3
3-3
Figure 1.2
RSĆ232 Port
20157
RXD (2)
SHIELD (1)
TXD (3)
CTS (4)
Common (7)
DTR (6)
RTS (5)
DSR(20)
RSĆ232
SERIAL INTERFACE
DCD (8)
Pin 1
Pin 14
The Alarm Relay Connector
The PanelView 1200 terminal can be used to trigger a remote alarm or
warning light under specific conditions. You would attach this remote
alarm or light to the Alarm Relay (as shown in the following figure).
Figure 1.3
Connecting a Remote Alarm to the Alarm Relay
20162
N/O
COM
N/C
Attention Do not use this relay for control functions of any kind.