9 Levelling system operation
105
9.5.2 Controlling with the dual sonic sensor
1) Use the auto/manual
button to switch the controller
to "manual" operating mode.
2) Select the
dual sonic
sensor
as described.
The sensor symbol and
the symbol for "manual"
are shown on the display.
6
B
A
C
E
F
G
D
3) Move the screed to the
working position for
calibration to zero using the
up/down buttons or the toggle
switch on the remote control.
4) Align the sensor above the
reference as described in the
section entitled "Installation
and set-up".
5a) Press the enter button.
The nominal value has a
black background and the
current actual value is
taken over as the nominal
value.
5b) Keep the enter button
pressed for approx.
2 seconds.
The actual value and the
nominal value initially have
a black background.
The actual value and the
nominal value are set
to "0.0".
6) Use the auto/manual
button to switch the controller
to "automatic" operating
mode.
The controller maintains
the screed at the set
value.
7) In automatic mode, the
up/down buttons can now be
used to change the nominal
value to enable corrections to
be carried out.
c m
9. 8
6
9. 8
BACEFGD
c m
9. 8
6
9. 8
BACEFGD
