PCE Instruments PCE-VM 25 User Manual Download Page 2

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Address:East Room 306,3th Floor,1st Building,Shenhua Industrial Park,Meihua Road, Futian District,Shenzhen City

Tel:0755-32978297

Email:[email protected]

PCE Instruments contact information

Germany

France

PCE Deutschland GmbH

PCE Instruments France EURL

Im Langel 4

76, Rue de la Plaine des Bouchers

D-59872 Meschede

67100 Strasbourg

Deutschland

France

Tel: +49 (0) 2903 976 99 0

Téléphone: +33 (0) 972 3537 17

Fax: +49 (0) 2903 976 99 29

Numéro de fax: +33 (0) 972 3537 18

[email protected]

www.pce-instruments.com/deutsch

www.pce-instruments.com/french

United States of America United Kingdom

PCE Americas Inc.

PCE Instruments UK Ltd

711 Commerce Way suite 8

Units 12/13 Southpoint Business Park

Jupiter / Palm Beach

Ensign Way, Southampton

33458 FL / USA

Hampshire / United Kingdom, SO31 4RF

Tel: +1 (561) 320-9162

Tel: +44 (0) 2380 98703 0

Fax: +1 (561) 320-9176

Fax: +44 (0) 2380 98703 9

[email protected]

www.pce-instruments.com/us

www.pce-instruments.com/english

Spain

Chile

PCE Ibérica S.L.

PCE Instruments Chile SPA

Calle Mayor, 53

RUT 76.423.459-6

02500 Tobarra (Albacete)

Badajoz 100 oficina 1010 Las Condes

España

Santiago de Chile / Chile

Tel. : +34 967 543 548

Tel. : +56 2 24053238

Fax: +34 967 543 542

Fax: +56 2 2873 3777

[email protected]

www.pce-instruments.com/espanol

www.pce-instruments.com/chile

Italia

The Netherlands

PCE Italia s.r.l.

PCE Brookhuis B.V.

Via Pesciatina 878 / B-Interno 6

Institutenweg 15

55010 LOC. GRAGNANO

7521 PH Enschede

CAPANNORI (LUCCA) / Italia

The Netherlands

Telefono: +39 0583 975 114

Telefoon: +31 (0) 900 1200 003

Fax: +39 0583 974 824

Fax: +31 53 430 36 46

[email protected]

www.pce-instruments.com/italiano

www.pce-instruments.com/dutch

Turkey

China

PCE Teknik Cihazları Ltd.Şti.

Pingce (Shenzhen) Technology Ltd.

Halkalı Merkez Mah

West 5H1,5th Floor,1st Building

Ataman Sok. No.:4/4

Shenhua Industrial Park,

Türkiye

Meihua Road,Futian District

Tel: 0212 471 11 47

Shenzhen City / China

Faks: 0212 705 53 93

Tel: +86 0755-32978297

[email protected]

www.pce-instruments.com/turkish

www.pce-instruments.cn

Summary of Contents for PCE-VM 25

Page 1: ...Room 306 3th Floor 1st Building Shenhua Industrial Park Meihua Road Futian District Shenzhen City Tel 0755 32978297 Email hj pce instruments cn User Manual VIBRATION TESTER PCE VM 25 EN Version 1 0 PC...

Page 2: ...us www pce instruments com english Spain Chile PCE Ib rica S L PCE Instruments Chile SPA Calle Mayor 53 RUT 76 423 459 6 02500 Tobarra Albacete Badajoz 100 oficina 1010 Las Condes Espa a Santiago de...

Page 3: ...tions 12 5 3 VMID Measurement Point 13 5 3 1 How the VMID Measurement Point Functions 13 5 3 2 Mounting the VMID Measurement Point 13 6 Measurement 13 6 1 Measurement Value Display 13 6 2 Selecting th...

Page 4: ...n electronic measurement point detector VMID which enables it to take routine measurements of a large number of measurement points very effectively A software package for transferring the measurement...

Page 5: ...Velocity and displacement are generated by single or double integration of the sensor acceleration signal Furthermore various frequency ranges can be selected The display rate adjusts itself accordin...

Page 6: ...veral factors have a mutually reinforcing effect Besides rotating machines the measurement procedure is also suitable for reciprocating machines The specifications of vibration velocity measuring inst...

Page 7: ...n is further restricted 3 4 Vibration Displacement The vibration quantity most easily observed is displacement also known as the deflection of the vibration It is formed by double integration of the a...

Page 8: ...displacement value d decreases quadratically with increasing frequency f As a consequence the measuring range limits of displacement measurements are strongly frequency dependent The next Figure 7 sh...

Page 9: ...tion the K t value may also increase at a low rate In this way the condition of the rolling bearing can be classified K t Rolling Bearing Condition 1 Improvement 1 0 5 Good condition 0 5 0 2 Damage pr...

Page 10: ...ies remove the two screws from the back cover of the device and open the battery compartment Figure 8 When inserting the batteries please ensure that their polarity is correct see the engraved marking...

Page 11: ...echargeable 1 5 V or NiMH accu rechargeable 1 2 V Confirm your choice by pressing OK and exit the menu by pressing F3 repeatedly If the power supply drops below 3 3 V when using alkaline batteries or...

Page 12: ...5 2 ISO 10816 1 Recommendations The standard ISO 10816 1 recommends bearing housings or their immediate surroundings as preferred measuring location points for the measurement of machine vibrations F...

Page 13: ...issible operating temperature for the VMID is 80 C 5 3 2 Mounting the VMID Measurement Point A VMID measurement point is mounted onto the machine using two component epoxy adhesive For an accurate vib...

Page 14: ...layed value The crest factor is the relation between crest value and RMS It is used to describe the curve form For a sinusoidal signal it amounts to 2 1 41 The more impulsive the signal the higher the...

Page 15: ...ers each is assigned for each measurement point text The text is entered using keys By pressing keys you can change the character position Both capital letters A to Z and numbers 0 to 9 are available...

Page 16: ...section 6 3 2 the measurement point texts and the operating mode allocated to the measuring point can be changed In the sub menu Edit Point ID press or hold down until the text you wish to edit is dis...

Page 17: ...en the first and last saved measurement Below the diagram there is a red marker This can be moved horizontally to read the magnitude using the keys The marker only skips forward to time points which a...

Page 18: ...ng the total number of records 6 8 K t Measurement The basics of rolling bearing parameters K t can be found in section 3 5 First use keys to select the operation mode Roll bearing Figure 26 Figure 26...

Page 19: ...MS 0 and Peak 0 Figure 28 Figure 28 Saving K t start values When the sensor is newly placed on the VMID measuring point the instrument automatically switches to the K t display It then reads the start...

Page 20: ...base memory you can scroll through the saved start values using the keys Press F1 to delete an entry In the sub menu Erase K t memory all saved K t start values can be deleted as a whole Figure 30 K t...

Page 21: ...locity spectra can be distinguished by the headline and a different color of the cursor line The left end of the frequency axis always represents 0 Hz However the 0 Hz line and for velocity also the n...

Page 22: ...ou see a record number and the total number of records in the memory In the second line you find a VMID text if a VMID measuring point was used and a text entered see section 6 3 2 If no text was ente...

Page 23: ...t needs to be marked with a piece of reflective film Self adhesive reflective film can be purchased from Sick for example the material REF PLUS Press the or key until rotation speed and temperature ar...

Page 24: ...emperature Measurement The temperature measurement is carried out together with the rotational speed measurement Figure 35 The PCE VM 25 contains an infrared temperature sensor inside the upper part a...

Page 25: ...s are defined which can provide an initial evaluation of a machines maintenance condition The four zone boundary limits characterize the machine in categories according to vibration severity A New con...

Page 26: ...ised in 2009 the zone borders are specified for vibration severity of machines with a power of 15 kW to 50 MW Table 2 Table 2 Vibration Severity classification in accordance with ISO 10816 3 Part 7 of...

Page 27: ...The sign changes to minus at 254 ppm Example The clock is 5 seconds slow There are 24 60 60 s 86400 seconds in a day The difference amounts to 5 s 86400 s 58 10 6 58 ppm The adjustable value is 58 ppm...

Page 28: ...ne or more vibration amplitudes and frequencies with defined accuracy For the calibration of the PCE VM 25 a sufficient acceleration would be 10 m s at 159 2 Hz radian frequency 1000 s 1 Figure 39 Vib...

Page 29: ...made of the sensor s operating condition The PCE VM 25 detects three operational conditions 0 1 V short circuit 0 1 11 V in working order 11 V open input e g broken cable If a short circuit occurs or...

Page 30: ...the other end of the cable to a USB port of the computer and switch the PCE VM 25 on again If the instrument is being connected with a particular computer for the first time a driver installation wil...

Page 31: ...n Load in the Firmware Updater and enter the path to the file where the downloaded firmware file pce vm2x hex is located Figure 48 Firmware Updater 5 Connect the PCE VM 25 to the PC using the USB cabl...

Page 32: ...utterworth filter Overload indication at 200 m s vibration acceleration on the sensor or 1000 mm s or 60 mm after the integrator Frequency analysis 125 lines peak value of vibration acceleration or ve...

Page 33: ...ial number and text Mounting the VMID Mounting the VMID Mount with two part adhesive e g LOCTITE Hysol 3430 or 3450 Maximum temperature 80 C Limited Warranty Metra warrants for a period of 24 months t...

Page 34: ...Address East Room 306 3th Floor 1st Building Shenhua Industrial Park Meihua Road Futian District Shenzhen City Tel 0755 32978297 Email hj pce instruments cn Declaration of conformity EN 34...

Page 35: ...ess East Room 306 3th Floor 1st Building Shenhua Industrial Park Meihua Road Futian District Shenzhen City Tel 0755 32978297 Email hj pce instruments cn Specifications are subject to change without no...

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