Pinout descriptions of external connectors 77
DisplayPort connector
The DisplayPort connector is a display interface primarily used to connect a video
source to a display device such as a monitor. This connector is used for digital
video output.
Back panel connectors
The following connectors are on the back panel of your unit:
• 1 auxiliary I/O terminal-block connector.
• 2 serial port connectors (one RS-232 COM port connector, and one RS232/485
COM port connector).
• 1 audio output (top) and 1 audio input (bottom) connectors.
• 1 power connector.
Auxiliary I/O terminal-block connector
The auxiliary I/O connector is a terminal-block type connector. It is shown below
with the mating connector attached to the chassis. Each signal is required to have
its own ground as shown in the following table:
Wire-terminal Hardware signal
name
MIL constant
for auxiliary
signal
Description
IN1+, IN1- AUX_ISOIND_IN1 M_AUX_IO8
Isolated, industrial auxiliary signal 8 (input).
1
IN2+, IN2- AUX_ISOIND_IN2 M_AUX_IO9
Isolated, industrial auxiliary signal 9 (input).
1
IN3+, IN3- AUX_ISOIND_IN3 M_AUX_IO10
Isolated, industrial auxiliary signal 10 (input).
1
IN4+, IN4- AUX_ISOIND_IN4 M_AUX_IO11
Isolated, industrial auxiliary signal 11 (input).
1
IN5+, IN5- AUX_ISOIND_IN5 M_AUX_IO12
Isolated, industrial auxiliary signal 12 (input).
1
IN6+, IN6- AUX_ISOIND_IN6 M_AUX_IO13
Isolated, industrial auxiliary signal 13 (input).
1
IN7+, IN7- AUX_ISOIND_IN7 M_AUX_IO14
Isolated, industrial auxiliary signal 14 (input).
1
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
12
3
4
5
6
78
Input
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
12
3
4
5
6
78
Output