7
4.6
、
Leveling Surveying with Certain Benchmark
To use this mode, set a benchmark first and measure several points (nine points at
most). The height differences between the points and the benchmark point will be
calculated.
Notice:
1. Press
△
H key to switch between the display of staff reading of the benchmark
Press the
power key
Benchmark
Bp:
Press FUNC ▼
key
Rh
：
0.0000m
Hd
：
0.000m
Press
MENU
key
Press MEAS
key
(The touch
switch )
Benchmark
Bp :
1.5165m
(Get the staff reading of
the benchmark point)
N1 :
BP : 1.5165m
Press MEAS key
(The touch switch )
N1 : 0.0428m
BP : 1.5165m
Press FUNC ▼
key
N2 :
BP : 1.5165m
N1 :
BP : 1.5165m
(Get the height difference between the
NO.1 point and the benchmark point)
Press MEAS
key
(The touch
switch )
N2 : -
0.0084m
BP :
1.5165m
Repeat the steps
and measure the
other points. Nine
points can be
measured at most.
(Get the height difference
between the NO.2 point and
the benchmark point)
Press FUNC▼
or REC▲
(To check the
measurement
of every point)
Press MENU key
for four times (exit)
and switch to the
normal measuring mode
