EXPLOSION HAZARD: Ensure the area in which you perform this operation is non-hazardous.
Performing this operation in a hazardous area could result in an explosion.
When power comes from an external DC supply, connect using the +DCIN and –DCIN terminals.
Use standard copper wire (#18 AWG minimum). The device supports both 12V and 24V power
supplies. It accepts DC voltage from 5.7 to 30V; the amount of power required varies depending
upon the options used.
Note
The top portion of Figure 2-21 shows the unit with optional I/O; the bottom portion shows the unit
without optional I/O.
Figure 2-21: DC Power Connections