Topcon GPT-2009 Marine Instruments User Manual


 
3-4
3 ANGLE MEASUREMENT
3.5 Repetition Angle Measurement
Repetition angle measurement can be done by horizontal angle right measurement mode.
Make sure the mode is Horizontal Angle Right measurement.
Operating procedure Operation Display
1
Press the [F4](
) key to get the function on page 2.
[F4]
2
Press the [F2](REP)key.
[F2]
3
Press the [F3](YES) key.
[F3]
4
Collimate the target A and press the [F1] (0SET)
key.
Collimate A
[F1]
5
Press the [F3] (YES) key.
[F3]
6
Collimate the target B using the horizontal clamp
and tangent screw.
Press the [F4](HOLD) key.
Collimate B
[F4]
7
Recollimate target A using the horizontal clamp
and tangent screw, and press the [F3](REL)key.
Collimate A
[F3]
8
Recollimate target B using the horizontal clamp
and tangent screw, and press the [F4](HOLD) key.
Collimate B
[F4]
9 Repeat 7 to 8 to measure the desired number of
repetitions.
[Example] 4 measurement
V : 90°10'20"
HR: 170°30'20"
0SET HOLD HSET P1
TILT REP V% P2
REPETITION ANGLE
> OK?
--- --- [YES][NO]
REP-ANGLE COUNT[ 0]
Ht: 0°00'00"
Hm:
0SET V/H REL HOLD
REPETITION ANGLE
INITIALIZE
> OK?
--- --- [YES][NO]
REP-ANGLE COUNT[ 0]
Ht: 0°00'00"
Hm:
0SET V/H REL HOLD
REP-ANGLE COUNT[ 1]
Ht: 45°10'00"
Hm: 45°10'00"
0SET V/H REL HOLD
REP-ANGLE COUNT[ 1]
Ht: 45°10'00"
Hm: 45°10'00"
0SET V/H REL HOLD
REP-ANGLE COUNT[ 2]
Ht: 90°20'00"
Hm: 45°10'00"
0SET V/H REL HOLD
REP-ANGLE COUNT[ 4]
Ht: 180°40'00"
Hm: 45°10'00"
0SET V/H REL HOLD