Chapter 42, 1797-ibn16 flex ex 16 namur input module, Inputs – Rockwell Automation 1797-XXX FLEX Ex System Certification Reference Manual User Manual
Page 191: Wiring to a 1797-tb3 or -tb3s terminal base unit, Chapter, Connect wiring to the terminal base as shown below
1
Publication 1797-6.5.6 - June 2005
Chapter
42
1797-IBN16 FLEX Ex 16 NAMUR Input Module
Inputs
Each input can be operated from a NAMUR sensor or a mechanical contact (if
mechanical inputs are used). Do not apply any non-intrinsically safe
signals to this module.
The channels in this module are electrically connected to each other and have a
common plus-line.
Wiring to a 1797-TB3 or
-TB3S Terminal Base Unit
Connect wiring to the terminal base as shown below.
IMPORTANT
When interconnecting several lines, you must consider the
total accumulated power and check for intrinsic safety.
Row A
Row B
Row C
+V
-V
+V
-V
41504
+
-
Ch 0
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
+
-
Ch 1
+
-
Ch 2
+
-
Ch 3
+
-
Ch 4
+
-
Ch 5
+
-
Ch 6
+
-
Ch 7
+
-
Ch 8
+
-
Ch 9
+
-
Ch 10
+
-
Ch 11
+
-
Ch 12
+
-
Ch 13
+
-
Ch 14
+
-
Ch 15
No connection allowed to terminals 36 and 49
ATTENTION
Do not use any unused terminals on this terminal base unit.
Using these terminals as supporting terminals can result in
damage to the module and/or unintended operation of
your system.