10
Rockwell Automation Publication 1794-IN104C-EN-P - July 2018
FLEX I/O 220V AC Digital Input and Output Modules
1794-TBN Terminal Base Wiring for 1794-IM8 and 1794-OM8
Configure Your AC Module
Image Table Memory Map for the 1794-IM8 Module
Dec
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Oct
17
16
15
14
13
12
11
10
7
6
5
4
3
2
1
0
Read
Not used – set to 0
I7
I6
I5
I4
I3
I2
I1
I0
Write
Not used – set to 0
Filter time FT
Where
I = Input status
FT = Input filter time
Image Table Memory Map for the 1794-OM8 Module
Dec
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Oct
17
16
15
14
13
12
11
10
7
6
5
4
3
2
1
0
Read
Not used – set to 0
Write
Not used – set to 0
O7
O6
O5
O4
O3
O2
O1
O0
Where
O = Output
16
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
51
33
34
L1
L2
L1
L2
B
C
Even Numbered I/O Terminals 0 thru 14
Odd Numbered I/O Terminals 1 thru 15
(1794-TBN shown)
L1 = 220V AC power - Connect to terminal C-34
L2 = 220V AC common - Connect to terminal B-16
Use B-33 and C-51 for daisychaining to the next terminal base unit