CST/BERGER LMH Serie Manuel D'instructions page 13

OPERATION
Remove the laser from its carrying case. The instrument is shipped with a battery current
protection insert, which must be removed before operation.
NOTE: All LMH-CU instruments are shipped with ADS on as the default setting. This
setting can be changed by the user (see Anti-Drift System - ADS, page 14).
Leveling
1. The instrument can stand alone on a level, sturdy surface or preferably secured to a 5⁄8-11
surveyor's tripod.
2. Press the (A) button once, and allow time (up to 60 seconds) for the instrument to self-level.
NOTE: The laser head may begin to rotate before leveling is complete. The self-leveling speed is
approximately 1° per 4 seconds.
3. After self-leveling, the instrument will begin operating in Rotation Mode.
NOTE: The LMH600 will return to last mode of operation (i.e. sweep, spot, or rotation speed);
however, does not retain grade information,
NOTE: After self-leveling, the instrument will begin operating in Rotation Mode for LMH-C.
Plumbing / Lay-Down (Model LMH600)
1. On a flat surface, place the instrument on its back using the built-in trivet (control panel
facing upward) (Fig. 7).
2. Press the (A) button once, and allow time for the instrument to self-level.
NOTE:When the Instrument is placed in the laydown position, the ADS button (B) works either as
ADS button or Auto Beam Positioning button.
3. Enable the Auto Beam Positioning by turning OFF ADS if it is ON, and by placing the
instrument in SPOT mode. (ADS will not be available in Spot mode once it is turned OFF).
4. Press the Auto Beam Positioning (B) button; the laser beam will plumb down over point.
(Reference Only).
5: Use the clockwise (F) and counter-clockwise (G) buttons for fine adjustment.
NOTE: For fine adjustment of the vertical laser plane or of the 90° beam, please refer to Line Position.
Variable Rotation Mode (Model LMH600 only)
The rotation mode will give you the option of increasing or decreasing the speed of the rotating
laser. This feature can be used to create a room-wide, 360° height reference or vertical plumb line
for general alignment, drop ceiling installation, and more.
Pressing the (E) button, will adjust the speed from 600, 300, 150, and 0 RPM.
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LMH-SERIES • 13