IFM VVB305 handleiding

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Handleiding

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VVB301 VVB302 VVB305 VVB306
8
u Ensure a safe vibration transmission and allow no elastic intermediate layers.
u Position the sensor at a distance of < 50 cm from the bearing.
u Tighten the device with a tightening torque of 4.6 Nm.
The measurement axes of the sensor are marked on the sensor housing.
Adapters of any kind have an impact on the vibration measurement.
The mass, shape and stiffness of the adapter have an influence on the frequency response of the
entire system. Both resonances and damping effects may occur in different frequency ranges.
u Use tested mounting accessories from ifm: documentation.ifm.com
A tightening torque that is too low will lead to insufficient coupling between the sensor and the
machine.
A tightening torque that is too high may damage the sensor and the screw.
To measure the process value temperature, a safe mechanical connection of the sensor must
be ensured.
u Ensure proper and direct installation.
4.1 Preparing the contact surface
u Prepare a clean and smooth contact surface that is free from any coating to fix the sensor.
The prepared contact surface must be a little larger than the sensor or the mounting adapter.
4.2 Types of mounting
The following table indicates the transferable measuring range of 3 different types of mounting.
Type of mounting Frequency range
Screw connection up to approx. 15 kHz
Direct gluing up to approx. 8 kHz
Magnet up to approx. 3 kHz
4.3 Screw connection
For the permanent installation of sensors a screw connection is the ideal and recommended method.
u Screw sensor.
u Increase the rigidity of the connection by means of a screw retaining compound.
The supplied screw is pre-coated with a screw retaining compound. This screw retaining
compound will become ineffective if the screw is unscrewed again.
u Optionally, apply technical Vaseline / lubricating grease to the contact points.
4.4 Gluing
Gluing is suitable for temporary measurements or if the surface is not suitable for a screw connection.
u Use an adhesive adapter so that the sensor can be replaced.
u Fix the sensor to the adhesive adapter.
u Fix the adapter/sensor unit to the machine according to the instructions of the glue used.
u Apply the adhesive layer as thinly as possible.

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Productinformatie

MerkIFM
ModelVVB305
CategorieNiet gecategoriseerd
TaalNederlands
Grootte2579 MB