Flowserve NRS 2-40 - Manual (Page 15)

15
Establish control range
Commissioning
– continued –
Press button briefly.
Note:
In the event of a system malfunction,
the LED(s) “Bus status” and/or “Power”
will be flashing rapidly when in
program mode. Quit program mode
and analyse the system malfunction
(see pages 22 – 24).
Press button for 3 sec.
Lower the liquid level in the vessel until the
lower limit of the control range is reached.
Use button if you want to establish the
upper limit of the desired control range first.
If two control devices are used only one
has to be adjusted.
Press button briefly.
Raise liquid level until the upper limit of
the desired control range is reached.
Press button briefly.
Press button briefly.
The lower limit of the control range is
now saved.
LEDs illuminated LEDs flash slowly
LED “Power”
3 sec.
briefly
LEDs flash LEDs flash slowly
LEDs illuminated LEDs flash slowly
briefly
LEDs illuminated LEDs flash slowly
briefly
LEDs flash LEDs flash slowly
briefly
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