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Johnson Digital Theodolite - $600 (Everett)
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****If advertised its available****
Features:
Five second angular accuracy — accurate enough for any construction job
Vertical axis compensation — tilt sensor provides the highest level of accuracy and can be turned on or off depending upon job requirements
Dual LCD with large characters — easy to see, angle readings, eliminate errors and reduce eye fatigue
Backlit LCD and telescope reticle — allows work in low light conditions including indoor and extended hours near dawn and dusk
Simple six button keypad — quick set-ups and simple operation with low operator learning curve
Large suite of programmable settings — provide multiple operations for various users and job requirements including zero position of vertical angle
90° audible notification — for quick turning and set out of right angles
Instant conversion of vertical angles to percent of grade — convenient for slope work and when used in conjunction with pipe work
NiMH rechargeable battery pack and charger lower operating cost with reusable batteries
Alkaline battery pack standard — provides back-up and eliminated down time if the charge is lost in the middle of a job
Thread Size: 5/8 x 11
Specifications:
Telescope:
Image — Erect
Magnification — 30x
Aperture — 45mm (1.7")
Resolution — 3"
Angle of view — 1° 30'
Shortest distance — 1.4m (4.5')
Stadia constant — 100
Overall length — 6.18" (157mm)
Angle Measuring System:
Angle measurement — Incremental
Minimal reading — 1", 2", 5", optional
Angle measurement unit — 360°, 400 gon, 6400 mil, optional
Accuracy — 5"
Vial:
Tubular vial — 30"/2mm
Circular vial — 8"/2mm
Compensator:
Tilt sensor — Upright angle automatic compensation
Compensation range — ±3'
Optical Plummet:
Imaging — Erect
Magnification — 3X
Focusing range — 0.5m
Field angle — 5°
Display:
Type — LCD with double side
Data Input and Output:
Joint (one) — RS232
Power:
Battery — 5 "AA" alkaline batteries or rechargeable NiMH battery pack
Operating voltage — 6V DC
Operating time — 16 hours
Working Environment:
Temperature range — -4°F to +104°F (-20°C - +40°C)
Size and Weight:
Outside dimension — 6.29" x 5.90" x 12.99" (160 x 150 x 330mm)
Includes:
Five second theodolite
NiMH rechargeable battery pack
Alkaline battery holder (batteries not included)
3-7.5V battery adapter
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