Wiring Diagram 1756-OB16I
All terminals with the same name are connected together on the module. For example, DC(+) can be connected to either terminal marked DC-15.
When you use the second DC-15(=) terminal to daisy chain to other RTBs, always connect the daisy chain to the terminal directly connected to the supply wire, as shown.
Outputs can be wired in a sink or source configuration as shown.
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