Impulse SIO-104+16.485 (3562) - Manual (Page 11)

© Sealevel Systems, Inc. - 9 - SIO-104+16.485 User Manual
Physical Connection
The port signals for the SIO-104+16.485 are physically connected via a 40-pin box
header located at board position J1. The following table shows the connector pinout
for the 40-pin header.
Ports 1 - 16 (J1)
PORT PINS RS-485
1 Data +
1
2 Data -
3 Data +
2
4 Data -
5 Data +
3
6 Data -
7 Data +
4
8 Data -
9 GND
GND
10 GND
11 Data
+
5
12 Data -
13 Data +
6
14 Data -
15 Data +
7
16 Data -
17 Data +
8
18 Data -
19 GND
GND
20 GND
21 Data
+
9
22 Data -
23 Data +
10
24 Data -
25 Data +
11
26 Data -
27 Data +
12
28 Data -
29 GND
GND
30 GND
31 Data
+
13
32 Data -
33 Data +
14
34 Data -
35 Data +
15
36 Data -
37 Data +
16
38 Data -
39 GND
GND
40 GND