Typical Simplified Schematic for Input 0
and a 1794-TBN Terminal Base
Flexbus
Input
Interface
Filter
Typical Simplified Schematic for Output 0
and 1794-TBN or 1794-TBNF Terminal Base
Flexbus
Interface
*
Fuse on 1794-TBNF only
Rockwell Automation Publication 1794-UM061B-EN-P - March 2020
1794-IM 8 220V AC 8 Input Module
Opto
Isolation
1794-OM8 220V AC 8 Output Module
Opto
Isolation
Simplified Schematics of FLEX I/O Digital Modules
C-34
C-1
B-0
Input
Device
B-16
C-34
*
B-0
C-1
B-16
Appendix B
L1
170...264V AC
L2
41697
L1
170...264V AC
Output
Device
L2
41701
115