Theodolite ET-5
Operating Instructions
23
6 Technical
Data
EN
Type
Electronic theodolite with vertical compensator
Model
ET-5
Ref.-No.
460 812-613 with optical plummet / 460814-613 with laser
plummet
Telescope
Image upright
Magnification 30x
Clear objective
apperture
45 mm
Field of view
1° 30’
Shortest focusing
distance
1.35 m
Multiplication factor
100
Additive constant
0
Angle measurement system
Angle measuring
process
photoelectric incremental measurement system
Minimum reading
1”/5”, selectable
Accuracy 5”
Angle units
DEG [°]
GON [G]
MIL
(0-360) A
(0-400) B
(0-6400) C
Horizontal indicator
90°, can be switched on
Display
LCD on two sides, illumination can be connected
Compensator
Type of compensator
automatic vertical compensator
Compensator range
± 3’
Optical plummet*
Image upright
Magnification 3x
Field of view
5°
Focusing range
0.5 m to infinity
Plummet accuracy
± 0.5 mm/1.5 m (= 0.33 mm/m)
Laser plummet beam*
Laser class
2
Wavelength 650nm
Laser power
<1mW
Accuracy
± 1.5 mm/1.5 m
General information
Accuracy of spirit level 30”/2 mm
Accuracy of circular
bubble
8’ / 2 mm
Connecting thread
5/8” BSW
Operating temperature -20°C to +50°C
Power supply
4 x type (AA) batteries or NiMH rechargeable battery 4.8V-1500 mAh
Operation duration
batteries: 36 h, rechargeable battery: 18 h
Dimensions
L 160 mm / W 180 mm / H 330 mm
Weight
4.7 kg (instrument)
*Depending on the features: 460812-613 with optical plummet / 460814-613 with laser plummet.
We reserve the right to make technical changes.
Summary of Contents for ET-5
Page 74: ......
