Chapter 47, 1797-oe8 flex ex 8 output analog module, Outputs – Rockwell Automation 1797-XXX FLEX Ex System Certification Reference Manual User Manual
Page 215: 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
47
1797-OE8 FLEX Ex 8 Output Analog Module
Outputs
Each output channel can operate an analog field device. Do not apply any
non-intrinsically safe signals to this module.
The channels in this module are electrically connected to each other.
Wiring to a 1797-TB3 or
-TB3S Terminal Base Unit
Connect wiring to the terminal base as shown below.
41440
Row A
Row B
Row C
ch0
ch1
ch2
ch3
+V
+V
-V
-V
+
+
+
+
-
-
-
-
ch4
ch5
ch6
ch7
+
-
+
-
+
-
+
-
No connections allowed to terminals 2, 3, 6, 7, 10, 11, 14, 15, 19, 20, 23,
24, 27, 28, 31, 32, 36, 37, 38, 39, 46, 47, 48, 49
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
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
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.