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GPI-122
GPI GPI-122 User Manual
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37
10. MLM
MLM is used to directly measure slope di
stance, horizontal distance and the height
difference from one base point to other points withou
t moving the instrument.
MLM have two mode, one is MLM
（
A-B,A-C
）
, the other is MLM
（
A-B,B-C
）
,the two
modes are shown as follow.
H2
H1
V2
V1
S1
%1
S2
%2
Target (P
3)
Occupied point
Target (P
2)
Start po
in
t
(P1)
H2
H1
V2
V1
S1
%1
S2
%2
Target (P
3)
Target (P
2)
Start point (P1)
37
39
Table of Contents
Default Chapter
3
Table of Contents
3
1 Precautions for Safety
5
Note
5
Definition of Indication
6
Safety Standards for Laser ( GPI-120 Series )
7
About User
8
Exceptions from Responsibility
9
2 Preparation before Measurement
10
About Battery
10
Battery Power Symbol
10
Replace the Battery
11
Recharge the Battery
11
Setting up the Instrument
12
Centering and Levelling-Up
12
3 Basic Functions
14
Nomenclature
14
Basic Key Operation
16
Display
16
Mode Diagram
17
Power On/Off
18
How to Input Number and Alphabet
18
How to Configure
19
4 Angle Measurement
21
Measure a Horizontal Angle of Two Points
21
Set the Horizontal Angle to a Required Value
21
5 Distance Measurement
22
6 Coordinate Measurement
23
Input the Occupied Point Data
23
Azimuth Setting
25
Coordinate Measurement
25
7 Setout Measurement
27
Distance Setout
27
Coordinates Setout Measurement
29
8 Area
31
Area Calculation by Measured Data or Input Data
31
9 Offset Measurement
33
Distance Offset Measurement
33
Angle Offset Measurement
34
Plane Offset Measurement
35
Column Offset Measurement
37
10 Mlm
38
11 Height Measurement (REM)
40
12 Intersection
42
Coordinates Intersection
43
Elevation Intersection - Coor.z
44
Precautions When Performing Intersection
46
13 Point Projection
47
Define Baseline
47
14 Inverse
49
15 Roadway
50
Define the Horizontal Curve of Roadway
51
Defining the Vertical Curve of Roadway
54
Roadway Setout
54
16 Fileman
57
17 Prompt，Warning and Error Messages
59
4
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GPI GPI-122 Specifications
General
Brand
GPI
Model
GPI-122
Category
Measuring Instruments
Language
English
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