Installation guide

48
Connections
Advantys
™
STB Distributed I/O
Solution 0
Digital Input/Output Modules
(1) Group 1: contacts 1 to 9 on connector A.
Group 2: contacts 10 to 18 on connector A.
Group 3: contacts 1 to 9 on connector B.
Group 4: contacts 10 to 18 on connector B.
Connections
Direct current digital input modules
STB DDI 3230 STB DDI 3420/3425 STB DDI 3610/3615
STB DDI 3725
16 two-wire sensors 1 three-wire sensor per input group (1)
A
B
+
IN
–
1
2
3
4
5
6
1
2
3
4
5
6
Sensor 1
Sensor 2
or
A
B
1
2
3
4
5
6
1
2
3
4
5
6
+
IN
–
+
IN
–
+
IN
–
+
IN
–
Sensor 1
Sensor 2
Sensor 3
Sensor 4
A
B
1
2
3
4
5
6
1
2
3
4
5
6
Sensor 1
Sensor 2
Sensor 3
Sensor 4
Sensor 5
Sensor 6
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Sensor 1
Sensor 2
Sensor 9
Sensor 10
Sensor 11
Sensor 12
Sensor 13
Sensor 14
Sensor 15
Sensor 16
Sensor 3
Sensor 4
Sensor 5
Sensor 6
Sensor 7
Sensor 8
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Sensor 1
Sensor 2
Sensor 9
Sensor 10
Sensor 11
Sensor 12
Sensor 13
Sensor 14
Sensor 15
Sensor 16
Sensor 3
Sensor 4
Sensor 5
Sensor 6
Sensor 7
Sensor 8
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
+
-
IN
+
-
IN
+
-
IN
+
-
IN
Sensor 1
Sensor 2
Sensor 9
Sensor 10
Sensor 11
Sensor 12
Sensor 13
Sensor 14
Sensor 15
Sensor 16
Sensor 3
Sensor 4
Sensor 5
Sensor 6
Sensor 7
Sensor 8
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com