Allen-Bradley 1794-OA8K - Page 12

12 FLEX I/O AC Digital Output Modules
Publication 1794-IN103D-EN-P - July 2018
1794-TB2, 1794-TB3, and 1794-TB3S Terminal Base Wiring for 1794-OA8I
Wiring Connections for 1794-OA8I
1794-TB2, 1794-TB3, 1794-TB3S 1794-TBN, 1794-TBNF
Output
(1)
Output Terminal 120V AC
Supply
(1)
(1)
A = Even numbered terminals 0…14 for customer connections; corresponding odd numbered 120V AC supply L1
terminals 1…15 for customer connections from isolated power supply.
Output
Terminal
120V AC
Supply
(2)
(2)
B = Even numbered terminals 0…14 for customer connections; C = Odd numbered 120V AC supply L1 terminals 1…15
for customer connections from isolated power supply.
0 A-0 A-1 B-0 C-1
1 A-2 A-3 B-2 C-3
2 A-4 A-5 B-4 C-5
3 A-6 A-7 B-6 C-7
4 A-8 A-9 B-8 C-9
5 A-10 A-11 B-10 C-11
6 A-12 A-13 B-12 C-13
7 A-14 A-15 B-14 C-15
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
16
35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
34
A
B
C
(1794-TB3 shown)
Connect outputs to even numbered terminals on row (A)
Connect isolated 120V AC (L1) to odd numbered terminals on row (A)
Individual isolated 120V AC common (L2) must be run externally to each of the output devices
(Terminals C-35…C-50 are not available on the 1794-TB2.)
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