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2.1 Device components, display and
operating elements
2.1.1 D 60, DM 60, DM 120
1. Acrylic glass block vials
2. Gradient module
3. Gradient module battery compartment
2. Description
2.1.3 GRADIENT MODULE
1. On/off switch / Display light
2. On/off switch acoustics (signal at 0° and 90°)
3. Hold function (measurement is retained
by pressing once) / Toggling between ABS
(absolute) and INC (incremental)
4. Mode button for switching between measured
value settings (°, mm/m, %, in/ft)
5. Arrows show in which direction the spirit level
has to be moved
6. Display ° / mm/m / % / in/ft
7. Display in the case of low battery voltage
8. Display of ABS or INC
1
2
1
5
2
8
3
7
4
6
3
