Technical Data - GeoMax ZAL 120 Series Gebrauchsanweisung

7. Technical Data

Accuracy
• Standard deviation for 1 km double levelling ISO17123-2:
ZAL 120 ............................................................... 2.5 mm
ZAL 124/128/132 ................................................. 2.0 mm
Telescope
• Erect image
• Magnification:
ZAL 120 .....................................................................20 x
ZAL 124 .....................................................................24 x
ZAL 128 .....................................................................28 x
ZAL 132 .....................................................................32 x
• Field of view at 100 m.......................................... < 2.1 m
• Shortest target distance
from instrument axis ............................................ < 1.0 m
Distance measurement
• Multiplication factor .................................................... 100
• Additive constant ........................................................... 0
Compensator
• Working range ......................................................... ± 15'
• Setting accuracy
(standard deviation) ................................................... 0.5"
Technical Data
Circular level
• Sensitivity .......................................................... 8' / 2 mm
Circle
• Graduation ............................................................... 360°
• Graduation interval....................................................... 1°
Adaption
• To normal or ball head tripod
• Central fixing screw ...................................................5/8"
Temperature range
• Storage.................................................. - 30°C to + 55°C
.......................................................... (- 22°F to + 131°F)
• Operating .............................................. - 20°C to + 40°C
............................................................ (- 4°F to + 102°F)
Environmental conditions
Water and dust proof ......................................IP54 (IEC60529)
ZAL 120/124/128/132 | 13
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