Allen-Bradley 1734-OB8S

50 Rockwell Automation Publication 1734-UM013N-EN-P - September 2017
Chapter 3 Guidelines for Placing Power Supplies and Modules in a System
Example 2: POINT Guard I/O Used with AC I/O Modules
This power supply example uses 1734-EP24DC and 1734-EPAC expansion
power supplies to illustrate mixing standard POINT I/O and safety POINT
Guard I/O modules, while creating a separate power group for AC I/O modules.
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
1734-EPAC 1734-EP24DC
1734-AENT
EtherNet/IP Adapter
Standard I/O
Standard I/O
Standard I/O
Standard I/O
1734-IB8S 1734-IB8S 1734-OBV2S 1734-OB8S 1734-IE4S
5V 5V
Group 2Group 1
120V
AC
5V and 120V AC
Supply
5V and 24V Supply for
Safety Inputs and Outputs
5V and 24V Supply
for Standard I/O
Modules
24V
24V
5V
Group 3