Runco PLASMAWALL XP-OPAL65DHD - Manual (Page 45)

Installation
PlasmaWall XP Series Installation/Operation Manual 29
PRE
L
IMINAR
Y
RS-232 Controller
Connection Use a straight-through, 9-pin RS-232 cable to connect a PC or control/automation
system (if present) to the RS-232 port on the DHD Controller; see Figure 3-11.
For more information about using this connection, refer to External Control on page 63.
Figure 3-11. RS-232 Control System Connection
1 2 3 4 5
7 8 9 6
to Automation/
Control System
or PC
2 Receive Data
3 Transmit Data
5 Ground
(none of the other pins are used)