
14
FLEX I/O AC Digital Output Modules
Publication 1794-IN103D-EN-P - July 2018
At the end of its life, this equipment should be collected separately from any
unsorted municipal waste.
Wiring Connections for 1794-OA16
Output
Channel
1794-TB2, 1794-TB3, 1794-TB3S
1794-TBN
Output Terminal
120V AC Common (L2)
Output Terminal
(1)
(1)
Auxiliary terminal blocks are required to connect the associated L2 common for each channel when using a 1794-TBN
terminal base with the 1794-OA16.
0
A-0
B-17
B-0
1
A-1
B-18
C-1
2
A-2
B-19
B-2
3
A-3
B-20
C-3
4
A-4
B-21
B-4
5
A-5
B-22
C-5
6
A-6
B-23
B-6
7
A-7
B-24
C-7
8
A-8
B-25
B-8
9
A-9
B-26
C-9
10
A-10
B-27
B-10
11
A-11
B-28
C-11
12
A-12
B-29
B-12
13
A-13
B-30
C-13
14
A-14
B-31
B-14
15
A-15
B-32
C-15
120V AC L1
power
Connect V AC L1 to C-34.
1794-TB3, 1794-TB3S
– Power terminals C-34…C-51 are internally connected together.
1794-TB2 and 1794-TBN
– C-34 and C-51 are internally connected together.
120V AC L2
Connect 120V AC common L2 to terminal B-16.
1794-TB3, 1794-TB3S
– 120V AC common L2 terminals B-16…B-33 are internally
connected together.
1794-TB2, 1794-TBN
– 120V AC common L2 terminals B-16 and B-33 internally
connected together.