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5.4.
Assemble I/O Expansion Racks
I/O Expansion Rack assembly information is given in Table 11.
Step
Procedure
1
Insert power supply into left-most slot
in the I/O rack. See Table 9 steps 1
and 2 for wiring details.
2
Redundant Power (optional):
Insert the second power supply in the
left side of the smaller compartment,
see 1 in figure above. See Table 9
steps 1 and 2 for details.
Insert the PSM between the 2 power
supplies. Fasten it in place with
screws at top and bottom.
80
ControlEdge HC900 Process & Safety Controller User and Installation Manual
Table 11 – Assemble I/O Expansion Racks
If using redundant power, your I/O rack will contain a second
smaller compartment, see 1 in the following figure. Insert first
power supply in the larger compartment as shown, to the
immediate right of the plate dividing the two compartments.
See 1 in figure above. See Table 9 steps 1 and 2 for wiring
details.
Comments/References
Revision 10
May 2019
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