Topcon 2LS Auto Level + Digital Level
LOCATION
S-1, 24-C, Sunset Lane No.1, Phase 2 (ext) DHA, Karachi, Dha, Karachi, Sindh, Pakistan
DESCRIPTION
"TOPCON" (Japan) Auto Level + Digital Digital Level Model AT-124D
Detail Specification:
Accuracy (height) ±2.0mm at 30m
Accuracy (distance) ±10mm @ 10m
Working range (Tape staff) 0.9 to 30m (2.9 to 98ft) Working Range (Aluminum Staff) 2.0 to 50m (6.5 to 164ft)
Measuring time <2sec
Magnification 24X
Self-compensation range ±12°
TELESCOPE Length 206mm
Magnification 24X
Objective aperture 30mm (1.18in.)
Resolving power 4.5"
Field of view 1°20'
Minimum focus 0.9m (2.9ft)
Image Erect
Stadia ratio 1:100
Stadia constant 100
COMPENSATOR
Type Pendulum compensator with magnetic damping system
Working range ±12'
HEIGHT MEASUREMENT
Accuracy
Electronic reading ±2.0mm at 30m
Optical reading ±2.0mm at 30m
Measuring range
Tape staff BCX 0.9 to 30m (2.9 to 98ft)
Aluminum staff BAS 2.0 to 50m (6.5 to 164ft)
Measuring time <2sec
Least count 0.001m, 0.01ft
Minimum light for measurement 20lx. @ staff surface
DISTANCE MEASUREMENT
Accuracy
Aluminum staff BAS
D<=10m ±10mm 1
0m
S-1, 24-C, Sunset Lane No.1, Phase 2 (ext) DHA, Karachi, Dha, Karachi, Sindh, Pakistan
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