Eng
lish (US)
38
The functions of the two indicator lights and the signal relay are as shown in the following table:
Resetting of fault indication
A fault indication can be reset in one of the following ways:
• Briefly press the button
or on the pump. This will not
change the setting of the pump.
A fault indication cannot be reset by means of
or if the
buttons have been locked.
• Switch off the power supply until the indicator lights are off.
• Switch the external start/stop input off and then on again.
• Use the R100. See section
19.1.3 Fault indications
.
When the R100 communicates with the pump, the red indicator
light will flash rapidly.
Indicator lights
Signal relay activated during:
Description
Fault (red)
Operation
(green)
Fault/Alarm,
Warning
and
Relubricate
Operating
Ready
Pump
running
Off
Off
The power supply has been switched off.
Off
Permanently
on
The pump is operating.
Off
Permanently
on
The pump is stopped by the stop function.
Off
Flashing
The pump has been set to stop.
Permanently
on
Off
The pump has stopped because of a Fault/
Alarm or is running with a Warning or
Relubricate indication.
If the pump was stopped, restarting will be
attempted (it may be necessary to restart the
pump by resetting the Fault indication).
If the cause is "external fault", the pump must
be restarted manually by resetting the Fault
indication.
Permanently
on
Permanently
on
The pump is operating, but it has or has had a
Fault/Alarm allowing the pump to continue
operation or it is operating with a Warning or
Relubricate indication.
If the cause is "sensor signal outside signal
range", the pump will continue operating
according to the 70 % curve and the fault
indication cannot be reset until the signal is
inside the signal range.
If the cause is "setpoint signal outside signal
range", the pump will continue operating
according to the min. curve and the fault
indication cannot be reset until the signal is
inside the signal range.
Permanently
on
Flashing
The pump has been set to stop, but it has been
stopped because of a Fault.
NC
NO
C
NC
NO
C
NC
NO
C
NC
NO
C
NC
NO
C
C NO NC
C NO NC
C NO NC
NC
NO
C
C NO NC
C NO NC
NC
NO
C
NC
NO
C
NC
NO
C
C NO NC
NC
NO
C
C NO NC
NC
NO
C
NC
NO
C
NC
NO
C
C NO NC
C NO NC
C NO NC
C NO NC
C NO NC
NC
NO
C
C NO NC
NC
NO
C
Summary of Contents for VLSE
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