Flowserve NRS 2-40 - Manual (Page 24)

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LED “Power” flashes slowly.
Fault: The power supply unit (PSU) is overloaded and may be misused for
other components.
Remedy: Check load of power supply unit. Be sure to use the PSU only for the
voltage supply of bus-based network components.
Disconnect the system from its power supply. After 5 sec. apply power
and restart system.
Fault: Power supply unit defective.
Remedy: Replace power supply unit.
System malfunction 4
System Malfunctions
– continued –
LED flashes slowly