HEDÜ M-I Mode D'emploi page 16

Laser lines
Choose the visible laser lines with this button.
MODE
M-I: max. two laser lines
Self levelling
The laser lines are oriented automatically by the magnetic
muffled pendulum system. If your M-I is put at an angle
more than 6° or your M-IIS more than 4,5° the pendulum
system cannot work. Then the device is outside of the self
levelling area and the laser lines are flashing.
The laser lines flash outside the self levelling area.
16
or
M-IIS: max. three laser lines
or
or
only M-IIS