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VersaMax Modules, Power Supplies and CarriersUser's Manual
GFK-1504N
3
Wiring
DC- must be grounded to frame / earth ground. DC- is grounded to frame
internally in the Power Supply. As a result, floating power supplies cannot be
used.
DC+
DC-
For agency compliance, external MOV suppression is required from both the
positive and negative inputs to frame ground or at the power line input of a
system enclosure. (
Refer to chapter 2.
) MOV protection across the inputs is
provided on the supply and not necessary to add externally.