Digital Theodolite South ET 02 / 02 L
Specification
Electronic Digital Theodolite ET02
Telescope
Image : Erect
Magnification : 30 X
Effective aperture : 45mm
Resloving power : 3"
Fiel of view : 1" 30'
Minimum Focusing Distance : 1.4m
Stadia constant : 0
Tube leight : 157m
Anggle Mensurement
Reading system : Photoelectrick detection by incremental enconder
Diameter of circle ( VHz) : 79mm
Minimum reading : 1" / 5" ( Selectable)
Accuracy : 2"
Horizontal angle : Dual
Vertical angle : Dual
Display
( LCD) Display type : 2 sides, segment LCD in two lines
Data OUTPUT
Data I/ O : RS-232C
Level Sensitivity
Plate level : 30" / 2mm ( 30" per 2mm)
Circular level : 8' / 2mm ( 8' per 2mm)
Auto Vertical Compensator
System : Liquid-electric detention/ plate level selectable
Working range : ± 3'
Accuracy : 1" ( Liquid-electronic detention) 30" / 2mm ( plate level)
Optical Plumment Telescope
Image : Erect
Magnification : 3X
Focusing range : 0.5m-
Fiel of view : 5°
Physical Characteristics
Operating temperature : -20° C - + 45° C
Internal power supply : Rechageable Ni-H battry/ AA battery
Voltage : 6VDC
Operating time : 10 hours
Dimension : L 145 x H 318 x W 179mm
Weight : 5.2Kg