116 Rockwell Automation Publication 1794-UM061B-EN-P - March 2020
Appendix B Simplified Schematics of FLEX I/O Digital Modules
1794-IB8 24V DC 8 Input Module
1794-IB16 24V DC 16 Input Module
Input
Device
+
-
24V
COM
A-0
C-35
C-34
B-16
Opto
Isolation
Flexbus
Interface
40107
Typical Simplified Schematic for Input 0
and a 1794-TB3 or 1794-TB3S Terminal Base
Input
Device
+
-
24V
COM
A-0
C-35
C-34
B-16
Opto
Isolation
Flexbus
Interface
40107
Typical Simplified Schematic for Input 0
and a 1794-TB3 or 1794-TB3S Terminal Base