GESTRA NRR 2-40, Installation Instructions Manual

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When using the operating device URB ... all parameters can be set via its user interface.
NRR 240
Commissioning Procedure
Apply mains voltage.
The four status LEDs are flashing rapidly.
The LED “Power” is illuminated.
The system test takes 2 seconds.
A
Desired measuring range [mm]
B
Max. measuring range
C
Lower measuring point
Establish the appropriate measuring
range
A
for your level monitoring
sytem.
Press button for 3 sec.
Lower liquid level until the lower limit
of the control range
A
is reached.
If necessary first use button to
adjust the upper limit of the control
range.
Setting measuring range
NRG 2640
Measuring range
Fig. 17
37
26
A
B
1
2
3
4
Test
P
1 2 3
E
4
MAX
MIN
W
X
W
+
-
GESTRA
NRR 2-40
C
Using operating device URB... for parameter setting