Leica Geosystems Leica DISTO D3a - User Manual - Manual (Page 22)

21 Appendix Leica DISTO™ D3a 776175a gb
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Technical data
* maximum deviation occurs under unfavourable conditions such
as bright sunlight or when measuring to poorly reflecting or very
rough surfaces. Measuring accuracy between 10 m and 30 m may
deteriorate to approx. ± 0.025 mm/m, for distances above 30 m
to ± 0.1 mm/m.
Distance
measurements:
Measuring accuracy
up to 10 m
(2 σ, standard deviation)
typically: ± 1.0 mm*
Power Range
Technology™:
Range (use target plate
from about 80m)
0.05 m to 100 m
Smallest unit displayed 0.1 mm
Distance measurement 9
Minimum/maximum
measurement, Continuous
measurement
9
Area/volume calculation of
room data
9
Addition / subtraction 9
Indirect measurement
using Pythagoras
9
Tilt measurements:
Tilt sensor:
Accuracy
(2 σ, standard deviation)
- to laser beam
- to the housing
± 0.3°
± 0.3°
Horizontal measurement 9
Indirect measurement
using tilt sensor (direct
horizontal distance)
9
Angle measurement using
tilt sensor(± 45°)
9
General:
Laser class
II
Laser type 635 nm, < 1 mW
Ø laser point
(at distances) 6 / 30 / 60 mm
(10 / 50 / 100 m)
Autom. laser switch-off after 3 min
Autom. instrument switch-
off
after 6 min
Display illumination 9
Keypad illumination 9
Multifunctional endpiece 9
Timer (self-triggering) 9
Save constant value 9
Historical storage
(20 values)
9
Tripod thread 9
Battery life,
Type AAA, 2 x 1.5V up to
5 000 measurements
Protection against
splashes and dust IP 54, dust-proof,
splash-proof
Dimensions 127 x 49 x 27.3 mm
Weight (with batteries) 149 g
Temperature range:
Storage
Operation
-25°C up to +70°C
(-13°F up to +158°F)
-10°C up to +50°C
(14°F up to +122°F)