Measuring complete inertia properties reliably and fastResonic 350
Mass, position of center of gravity and inertia

The Resonic 350 measuring system determines thetensor can be measured comfortably and fastcomplete inertia properties of objects based on thewith the Resonic 350. The system is suitable forpatented Resonic process.

objects of up to 350 kg in weight and horizontal
dimensions of up to 1200 × 1200 mm.

The object is placed on a horizontal platform andcan be supported by any type of fixture as required.

Test objects typically include all common types

The platform’s suspension consisting of eight toof car engines, but also truck wheels and vehicle

twelve tension springs allows movement in all six

doors. The measuring process only takes a few

degrees of freedom.

minutes and is carried out with the test object ina horizontal position. Resonic 350 is supplied as aOnce the object is set into motion by a random

complete turn-key solution, or measuring services

manual push, force sensors in eight of the springs

can be provided at Resonic GmbH Berlin or on site

read the object’s movement signals and transmit

at customers’ premises.

them to the Resonic software via a USB interface.
The software records the signals over a period of
approximately 20 seconds and uses the values tocompute the complete set of inertia properties.

Flexible object sizes
and interfaces

Orientation can be chosen freely

Variable measuring range

The Resonic 350 is suitable for almost all types

The object can be positioned on the measuring plat-

Because the four diagonally positioned load-carryingof objects. The measuring platform is equipped

form of the Resonic 350 pointing in any direction.

springs can easily be detached and re-attached,with an array of threads that can take fixtures for

The exact position of the object’s coordinate system

the measuring range of the Resonic 350 can besupporting all shapes of measuring objects. Thein relation to the platform will first be determined

adapted to the weight of individual test objects intest object does not need to be mounted. Usually

by a 3D measuring arm. Based on the measured

stages:the object can be sufficiently stabilized by a simple

coordinates, the Resonic software automaticallythree-point support using angle shims. A platformtransforms all measuring results into the object’s

size of 700 × 700 mm also allows for larger objects

coordinate system.

to be measured:over the sides of the platform and do not touch
the springs.
•	Distance pieces of approximately 250 mm inheight make it possible to measure bigger objects
by positioning them above the system frame.

four load-carrying springs.
•	Two of the four load-carrying springs are sufficient

Convenient loading process•	Objects of up to 1200 × 1200 mm, if they extend•	Objects of up to 350 kg can be measured using all

The measuring platform can easily be detachedfrom the Resonic 350. This feature makes it possible to load the platform anywhere. Test object andplatform are then re-inserted into the measuring
device using a small crane. After inertia measurement the object is lifted out of the fixtures, so thatthe fixtures’ inertia can be determined during asecond measuring process and subsequently takenout of the calculation for the object’s inertia.

for objects between 80 and 200 kg.
•	For objects of less than 80 kg, and for measuring
fixture inertia, all four load-carrying springs areremoved.

Technical data

Overview of benefits

ContaCt

Measured variables•	Complete inertia properties in a single measuring

Resonic GmbH

Complete inertia properties:

process lasting only minutes.

Marie-Elisabeth-Lüders-Str. 1• Mass•	Very accurate across a wide measuring range.

• Center of gravity coordinates (x, y and z)•	Easy loading process.

• Moments and products of inertia•	Object can be freely positioned on the measuring(Ixx, Iyy, Izz, Ixy, Ixz, Iyz)
Operating range

platform, no laborious alignment necessary.
•	Veryuser-friendlyoperation.

The

10625 Berlin
Tel: +49 30 609 873 451
Fax:+49 30 609 873 459

softwareMass: 40 – 350 kg

indicates the few steps that are necessary toinfo@resonic.dePrincipal moments of inertia: from 1,5 kg m²

carry out the measuring process.

www.resonic.de

Operating area
Up to 1200 × 1200 mm(unlimited if the test object is positioned above the•	Very reliable and little maintenance thanks tosimple mechanic design.
• Mobile and easy to transport.

system frame)
Measuring time

1200 mm

From 20 seconds
Test object interface• Horizontal platform with an array of threads formodular fixtures

1200 mm• Object does not need to be fixed to platform

700 mm• Object can be positioned freely

700 mm