This AT-B-Series automatic level retains its superior optics and promotes better visibility of a 1-degree (1 gon) horizontal circle. With a stable and durable magnetic dampened compensator, this surveying and construction tool levels the line of site within the range of ±15 arc minutes and an accuracy of 0.5 arc-second. Additionally, it is designed with improved tangents and knobs, while its increased gear ratio allows it to withstand shock and vibration.

Topcon AT-B4A Auto Level


Highlights

  • Compensator range: ±15 arc minutes
  • Minimum focus range up to 1 feet
  • Leveling accuracy: ±1/16 inches
  • Compensator accuracy: ±0.5 arc-second
  • Horizontal circle: 1 degree (1 gon)
  • Focusing knob: 1 speed
  • IPX6 high-pressure water jet resistant
  • Thread: 5/8 x 11


Topcon AT-B4A Auto Level

The Topcon AT-B Series Automatic Level has been upgraded to present a smaller lightweight design while still enhancing the features of the unit. It enables surveyors and construction professionals to perform highly accurate leveling, angle, height, and distance measurements. Offering a minimum focus range of up to one feet, this auto level also has a leveling accuracy of up to ±1/16 inches making it a perfect choice for engineering and construction works.

This AT-B-Series automatic level retains its superior optics and promotes better visibility of a 1-degree (1 gon) horizontal circle. With a stable and durable magnetic dampened compensator, this surveying and construction tool levels the line of site within the range of ±15 arc minutes and an accuracy of 0.5 arc-second. Additionally, it is designed with improved tangents and knobs, while its increased gear ratio allows it to withstand shock and vibration.

This Topcon auto level employs the same durable, fast and reliable compensator, only made compact for easier grasp. With an IPX6 rating, this survey instrument is protected against dust, water, and humidity.

Configuration Options 

The Topcon AT-B-Series Automatic Level comes in three magnification options - 24x, 28x, and 32x. Select your preference from the drop-down menu above.

  • Topcon AT B4A/PS Automatic Level With 24X Magnification
  • Topcon AT B3A/PS Automatic Level With 28X Magnification
  • Topcon AT B2 Automatic Level With 32X Magnification

Topcon AT-B4A Auto Level

  • Magnification options: 24x, 28x or 32x
  • Minimum focus range up to 1 feet (0.3 m)
  • Leveling accuracy up to ±1/16 inches
  • ±0.5 arc-second compensator accuracy
  • ±15 arc-minute compensator range
  • Horizontal circle: 1 degree/1 gon
  • One-speed focusing knob
  • IPX6 high-pressure water jet resistant
  • Lightweight design
  • 5/8-11 tripod thread
  • 5-year warranty
Topcon AT-B Series Auto Level
  • Hard carrying case
  • Plumb bob
  • Hex wrench
  • Adjusting pins
  • Vinyl cover
  • Cleaning cloth
  • Lens cap
  • User manual
  • 5-year manufacturer's warranty

Available Package Options

  • Magnification: 24x, 28x or 32x

Specifications for Topcon AT-B4A Auto Level

General

Weight3.3 lbs (1.5 kg) / 4.1 lbs (1.85 kg)
Warranty5-year
Tripod Thread5/8 x 11
Protection ClassIPX6 high-pressure water jet resistant
Units of MeasureDegrees, mm, m, in, ft
 

Distance Measurement

TimeN/A
RangeUp to 1 feet (0.3 m)
 

Accuracy

Leveling±1/16”
AngleN/A
 

Telescope

Magnification24x, 28x, 32x
Field of View1° 25'
Diameter of Objective1.26 inches (32 mm)
 

Features

Bubble VialYes
Adjustment Knobs2
Leveling ScrewsYes
Horizontal Circle360°
Sighting ScopeNo
 

Compensator

TypePendulum with magnetic damping system
Accuracy±0.5 or ±0.3 arc second
Range±15 arc minutes
 

Temperature

Operating-4 to +122 °F (-20 to +50°C)
StorageN/A

Topcon AT-B4A Automatic Level

Rise Geo Control Systems Trading LLC offers a 30-day return policy from date of shipment for this product, subject to a 20% restocking fee, in addition to the return shipping charges. The product must be in new condition and in its original packaging. We take the responsibility to make sure this product arrives in a brand new working condition. Should your item arrive damaged, we will take full responsibility and replace the product at no cost to you.


3 reviews for Product Long Name

  1. avatar

    John Doe

    - Novemeber 15, 2019

    Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip.

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