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Front panel connectors
The following connectors are on the front panel of your unit:
- One auxiliary I/O terminal-block connector.
- Two serial port connectors (one RS-232 COM port connector and
terminal-block, and one RS232/485 COM port connector).
- Audio output (top) and audio input (bottom) connectors.
- One power connector (DC header).
Auxiliary I/O terminal-block connector
The auxiliary I/O connector is a terminal-block type connector. The diagram
depicts the mating terminal-block connector latch already installed in the
terminal-block connector of your unit.
Input
Output
Pin
Hardware signal name
IN1 -
GND
IN1+
AUX(USER)_TTL_IN1
IN2 -
GND
IN2+
AUX(USER)_TTL_IN2
IN3 -
GND
IN3+
AUX(USER)_TTL_IN3
IN4 -
GND
Pinout descriptions of external connectors
1
2
3
4
-
-
-
-
-
+
+
+
+
-
-
-
-
-
+
+
+
+
1
2
3
4
MIL constant for
Description
auxiliary signal
Ground.
M_AUX_IO8
TTL auxiliary signal (input), which supports
user input or quadrature input.
Ground.
M_AUX_IO9
TTL auxiliary signal (input), which supports
user input or quadrature input.
Ground.
M_AUX_IO10
TTL auxiliary signal (input), which supports
user input or quadrature input.
Ground.
5
6
7
8
-
-
-
+
+
+
+
-
-
-
+
+
+
+
5
6
7
8
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