Nikon DTM-330 - P Q R; Rdm; Remote Distance Measurement

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3
RDM
Remote Distance Measurement
Measures the horizontal distance, vertical distance and slope distance
between two points.
Press the [RDM] key to display the menu
screen shown right. Select a desired item
pressing the numeric key.
rHD
rHA
rVD
Horizontal angle 0 direction
1st sighting
point
1st sighting
point
rSD
2nd sighting point
Station point
2nd sighting point
P1
P1
P2
P2
P3
P3
P4
P4
Difference between "1: Cont." and "2: Radial"
1: Cont.
(The preceding two points are
subject to calculate.)
2: Radial
(Calculations are made with
reference to the first point.)
：Ｃｏｎｔｉｎｕｏｕｓ
２：Ｒａｄｉａｌ
ＲＤＭ
1
rSD :Slope distance between two points
rHD :Horizontal distance between two points
rVD : Vertical distance between two points
rV% :Percentage of grade (rVD/rHD) x 100%
rGD :Vertical grade (rHD/rVD) :1
rHA :Azimuth from first point to second point
RDM
6 ○
P
Q
R