Chapter 2
Installation and Operation
12
Serial
Pinouts
Using the Samtec serial mating connector, part # ASP-142892-01, you can create your own
cable matching one of the pinouts in
Figure 2-6
.
Figure 2-6
Serial Pinouts As Seen on the Back Module
RS-485 2-Wire
RS-232
RS-422 and RS-485 4-Wire
SERIAL_RX2-
SERIAL_TX2-
GND
SERIAL_RX1-
SER
SER
SER
GND
SER
SERIAL_TX1-
Tx2-/Rx2-
Tx2-/Rx2-
GND
Tx1-/Rx1-
Tx1+/Rx1+
Tx2+/Rx2+
Tx2+/Rx2+
GND
Tx1+/Rx1+
Tx1-/Rx1-
No Connection
SERIAL_TX2
GND
SERIAL_RX2
GND
SERIAL_RX1
SERIAL_TX1
1
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
No Connection
No Connection
No Connection
NOTE:
The Serial (Samtec) male
and female connectors will lock
together only when aligned
correctly. The center tab (near
the Ground pins) must mate
with the slot on the Serial wire
connector.
