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À LA PELLE, the specialist in hydraulic excavator attachments Who is Arnaud Dufour
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Equipping and securing the machine

3D machine guidance

A motorway earthmoving excavator fitted with two white satellite antennas raised on masts, with a colour screen in the cab showing the ground in relief; dumpers and compactors working in the background.
The two antennas change everything:
the machine locates itself in the project's coordinate system.
Synthetic image.

The machine no longer works from a peg:
it works in the coordinate system of the project.
It works on a digital model, not on a dimension.

Other names for this tool: georeferenced guidance, machine control, satellite guidance, model-based guidance.

The essentials
Family
Equipping and securing the machine
Machines concerned
All of them, especially medium and large classes
Fitting
Depending on the machine
Power supply
Electric, 12 or 24 V on-board electrical system depending on the machine; power: we calculate it with you for your machine

Identify your coupler →

01 Use

What it is for

On the left, antennas and a digital model, the machine knows its position everywhere. On the right, with a local stake, the reference has to be set up again at every move. Computer-generated image.
antennas and a digital model, the machine knows its position everywhere with a local stake, the reference has to be set up again at every move
Left: antennas and a digital model, the machine knows its position everywhere.
Right: with a local stake, the reference has to be set up again at every move.
What sets it apart:
it is not a difference in the accuracy displayed, it is a difference of reference.
Computer-generated image.

The difference with local guidance is not a difference in the accuracy displayed:
it is a difference of reference.
The system knows the position of the machine in the site's coordinate system and compares it with the digital model of the project.
There is no longer a reference to take again at every move.

What it makes possible:
complex shapes, cross-falls, structures on which a single level means nothing.
What it assumes:
a correct digital model, a corrected and maintained positioning system, and people who know how to read what they see.

The cost of georeferenced guidance is not in the hardware, it is in the data and in the people. A wrong digital model is dug just as faithfully as a right one, and a firm with nobody to prepare and check that data is buying one more screen.
That is the point to settle before the equipment.

02 What we check with you

On which machine?

It fits all machines, especially medium and large ones.
It is mounted on the machine itself, independently of the coupler.
The exact mounting: we calculate it with you for your machine.

What the tool does

Sensors track the boom, the dipper arm, the bucket, pitch and roll.
A control console in the cab and a dual-antenna GNSS receiver complete the system.
The detail of the sensors, the console and the receiver: we calculate it with you for your machine.

What is needed on the hydraulic side

It runs on electricity, from the 12 or 24 V on-board electrical system depending on the machine.
The exact voltage and the power: we calculate them with you for your machine.

Figures taken from our models on the market.
Your study sets the exact value for your machine.

Don't have these figures?
A photo of the machine is enough to start.

03 Your study

Have your machine checked.

Tell us what structures you build and in what form you receive the drawings.
If the answer is "paper drawings", let us start with local guidance:
it is more honest and it works.

What we need to answer you
  • Your machine Its exact make and model.
  • What is fitted What equips the machine today.
  • The on-board electrical system Its voltage: 12 or 24 V.

Without these details, the study still begins: we will ask you for them.

Book an appointment with the specialist

Or call 01 84 16 55 49 · our lines are open 7 days a week, from 7h to 22h.

Written study within 3 working days, once the file is complete.

04 Choice

What determines the choice

  • 01 — Whether usable digital drawings exist If there are none, that is the first question.
  • 02 — Who prepares and checks the data An in-house role, a consultancy, a partner:
    but somebody.
  • 03 — The geometry of the structures A simple slope does not justify georeferenced guidance:
    a warped shape does.
  • 04 — Training and follow-up Driver and management:
    both, otherwise the system is not believed.
05 Check

What is checked before ordering

  • The nature of the drawings you have Format, content, up to date or not.
  • The reception conditions on the site Obstructions, tree cover, structures:
    they are looked at beforehand, not on the day work starts.
  • The machine and its equipment The fitting and the calibration depend on the geometry of the arm.
  • The survey check for verification Guidance does not replace the acceptance survey of a structure.
A question about an attachment? 01 84 16 55 49 Send my photos