NA720/724/728/730/730 plus, Operation
Area levelling
Example of the booking:
Point No.
A
2
3
B
Sum
008811_001
Wanted:
Height difference of several reference points.
Backsight R
+2.502
+0.911
+3.103
+6.516
Foresight V
-1.803
-1.930
-0.981
-4.714
32
Height
650.100
651.902
∆H= +1.802