ADLINK ACL-8112 Series - Manual (Page 30)

22
• Signal Connections
3.1 Connectors Pin Assignment
The ACL-8112 comes equipped with two 20-pin insulation displacement
connectors - CN1 and CN2 and one 37-pin D-type connector - CN3. CN1
and CN2 are located on the board and CN3 is located at the rear plate.
CN1 is used for digital output signals, CN2 is used for digital input signals
and CN3 is used for analog input, analog output and timer/counter's signals.
The pin assignment for each connector is illustrated in Figure 3.1 ~ Figure
3.3.
•
CN2: Digital Signal Input (DI 0 - 15 )
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20 DI 0
DI 2
DI 4
DI 6
DI 8
DI 10
DI 12
DI 14
GND
+5V DI 1
DI 3
DI 5
DI 7
DI 9
DI 11
DI 13
DI 15
GND
+ 12V
CN2
Figure 3.1. Pin Assignment of CN2
•
CN1: Digital Signal Output (DO 0 - 15 )
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20 DO 0
DO 2
DO 4
DO 6
DO 8
DO 10
DO 12
DO 14
GND
+5V DO 1
DO 3
DO 5
DO 7
DO 9
DO 11
DO 13
DO 15
GND
+12V
CN1
Figure 3.2. Pin Assignment of CN1
Legend:
DO n: Digital output s ignal channel n
DI n: Digital input signal channel n
GND: Digital ground