Allen-Bradley 1794-PS3 Installation Instructions Manual page 9

5. Repeat steps 3 and 4 using terminals I and J for the second adapter.
ATTENTION: The total length of wire for terminals H, I, J and G must not
exceed 3m (9.8ft). Exceeding the 3m (9.8ft) length can reduce noise immunity.
6. Connections D, E and F are used to pass 120/230V AC power to adjacent 1794
power supplies, or to power any corresponding120/230V AC modules in your
FLEX I/O system.
ATTENTION: Input and output wiring must be in accordance with Class I,
Division 2 wiring methods and in accordance with the authority having
jurisdiction.
Example of Using a 1794-PS13 Power Supply to Power 4 Adapter Modules
Power
Supply
24V DC
24V DC
24V DC
Adapter
24V DC
24V DC from separate source
Adapter
AC
Adapter
AC
Adapter
120V AC
24V DC from separate source
Combination AC and DC powered I/O modules
Publication 1794-IN069E-EN-P - September 2018
FLEX I/O Power Supply Modules
All DC powered I/O modules
All AC powered I/O modules
All AC powered I/O modules
9