geo-FENNEL FR 75-MM Mode D'emploi page 15

RECEIVE A LASER BEAM
Power on the receiver and make all required settings (i. e. accuracy fine, sound on).
Carefully move the receiver up and down to detect the laser beam.
If the instrument receives a laser signal the height difference within
the working range (± 25 mm) will be displayed by an exact numeriacal
value. If the laser beam is outside the working range „OUT" will
be displayed.
The laser beam is low.
The lower LED is illuminated.
Acoustic signal: slow short beep.
The distance in mm to the 0-position will be displayed
->Move the receiver down.
The laser beam is high.
The upper LED is illuminated.
Acoustic signal: fast short beep.
The distance in mm to the 0-position will be displayed
->Move the receiver up.
The laser beam is on level.
The center LED is illuminated.
Acoustic signal: long beep.
The distance in mm to the 0-position:0
EN
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