Flowserve NRS 2-40 - Manual (Page 19)

19
Establish control range
– continued –
Commissioning
– continued –
Press button twice briefly.
Switchpoint 1 is saved.
The NRS 2-40 is again in operating
mode.
Normal operation
Operation
Normal operation – switching controller is
working.
All LEDs go out as soon as the setpoint is
reached.
The LED “Power” is illuminated.
Alarm
There are two alarm conditions:
■ High-level alarm
■ Low-level alarm
LED 1 changes after the de-energizing
delay from rapid flashing to lighting.
LED 4 changes after the de-energizing
delay from rapid flashing to lighting.
High-level alarm
Low-level alarm
illuminated flashes
flashes illuminated
LED illuminated
twice briefly
LEDs go out upon reaching the setpoint
LED “Power” illuminated