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Published by:

Manfred Weber
Metra Mess- und Frequenztechnik in Radebeul e.K.
Meißner Str. 58
D-01445 Radebeul
Tel.

+49-351-836 2191

Fax

+49-351-836 2940

[email protected]

Internet

www.MMF.de

Note:

The latest version of this manual can be found at
http://www.mmf.de/product_literature.htm

Specification subject to change.
© 2012 Manfred Weber Metra Mess- und Frequenztechnik in Radebeul e.K.
Full or partial reproduction subject to prior written approval.

Feb/ 17

Содержание VM22

Страница 1: ...ction Manual Manfred Weber Metra Mess und Frequenztechnik in Radebeul e K Meissner Str 58 D 01445 Radebeul Tel 49 351 836 2191 Fax 49 351 836 2940 Email Info MMF de Internet www MMF de Vibration Meter...

Страница 2: ...91 Fax 49 351 836 2940 Email Info MMF de Internet www MMF de Note The latest version of this manual can be found at http www mmf de product_literature htm Specification subject to change 2012 Manfred...

Страница 3: ...0 6 Measurement 11 6 1 Measurement Value Display 11 6 2 Measurement Point Detection 11 6 2 1 Reading the VMID Data with the VM22 11 6 2 2 Entering the Measurement Point Text 12 6 2 3 Deleting Measurem...

Страница 4: ...2 Figure 1 VM22 with sensor...

Страница 5: ...take routine measurements of a large number of measurement points very effectively A software package for transferring the measurement data to a PC is also available from Metra In the common hierarch...

Страница 6: ...edure for assessing the running smooth ness of rotating machines Vibration velocity commonly known as vibration severity is a measurement of the energy expenditure of occurring vibrations Vibrations a...

Страница 7: ...hen the instrument is switched on or if they remain in the instrument until the bat teries have been completely discharged the device will perform a new start once the batteries have been changed Foll...

Страница 8: ...ent Please use your local collection point to dispose of batteries Batteries do not belong to the household waste 4 2 Switching On and Off The instrument is switched on by a short press of the ON OFF...

Страница 9: ...before 7 and then by pressing F1 scroll between F1 Alkaline non rechargeable 1 5 V or NiMH Accu rechargeable 1 2 V Confirm your choice by pressing OK and exit the menu by pressing F2 repeatedly If the...

Страница 10: ...ion parts Suitable measurement points include rigid machine com ponents such as bearing housings or gearboxes Light or mechanically flexible machine components such as cladding and casing are unsuitab...

Страница 11: ...arious machine types Figure 9 Measuring points on vertical bearings Figure 10 Measuring points on flange bearings Figure 11 Measuring points on electric motors Figure 12 Measuring points on ma chines...

Страница 12: ...MID 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 vibration transmission Metra recommends th...

Страница 13: ...easurement Point Detection 6 2 1 Reading the VMID Data with the VM22 The VMID measurement points are designed so that the magnetic sensor base cen ters itself To avoid mechanical shock do not let the...

Страница 14: ...t texts can also be entered using the available computer software Once you have assigned the VMID serial number a text the VM22 will display the text continually upon identification of the measurement...

Страница 15: ...n the subsequent menu Erase Point ID press or hold down F1 until the record you wish to delete is shown then press OK and confirm the warning by pressing F1 once again 18 In the same way the entire me...

Страница 16: ...and the time on the horizontal axis Both are scaled to their respective maximum value The time axis shows the in terval between the first and last saved measurement Below the diagram there is a red m...

Страница 17: ...rrently displayed measurands can be deleted by pressing OK Press F2 to exit the menu The VM22 memory can hold 16000 measurement values 7 3 Deleting all Measurement Data Select in the sub menu Measurem...

Страница 18: ...2 8 mm s 1 8 mm s 1 12 mm s 0 71 mm s 0 45 mm s 0 28 mm s D Risk of machine damage C Restricted continued operation B Unrestricted operation possible A Newly operating machine Table 1 Typical zone lim...

Страница 19: ...t height above 315 mm Electric motors with a shaft height between 160 and 315 mm Foundation flexible rigid flexible rigid v eff 10 1000 Hz 11 mm s D D D D 7 1 mm s C D D D 4 5 mm s B C C D 3 5 mm s B...

Страница 20: ...assification of the vibration severity of rotodynamic pumps in accordance with ISO 10816 7 9 Setting the Date and Time When saving measurement values the date and time need to be correctly recorded To...

Страница 21: ...lid with the supplied vibration transducer The serial number of the instru ment and the transducer are stated on the calibration certificate The month and year of the factory calibration are displayed...

Страница 22: ...rator You will be requested to mount the sensor on to the vibration exciter 25 This is done using the magnetic base Press OK The VM22 is now ready for the reference vibration signal It displays the me...

Страница 23: ...nstrument will display SENSOR ERROR instead of the measurand 12 Reset Key If it occurs that the VM22 does not respond to the press of any button press the re set key to restart the instrument The rese...

Страница 24: ...10 13 2 VM2x Measurement Database As an option Metra provides the PC program VM2x Measurement Database This local database serves for convenient management of VMID data and recorded mea surements Data...

Страница 25: ...ress 2 Also download the program Firmware Updater from the above named inter net address and install it on your PC 3 Connect the VM22 to the PC using the USB cable and switch it on so that Win dows de...

Страница 26: ...the VM22 When the update is finished the VM22 will start up and the Firmware Updater will close Please do not interrupt the update process Fol lowing transfer failures the update can be restarted at...

Страница 27: ...ored 128 x 160 pixels USB serial interface cable USB 2 0 full speed CDC mode with cable VM2x USB Batteries 3 cells typeAAA Alkaline LR03 or NiMH accumulators HR03 Battery operating life 8 12 hours dep...

Страница 28: ...uring point read through sen sor base Coding 16 digit unique hexadecimal number Measuring point ID mem ory VM22 1600 measuring points with serial number and text Mounting the VMID Mount with two part...

Страница 29: ...y under this warranty does not apply to any improper or inadequate maintenance or modification and operation outside the product s specifications Shipment to Metra will be paid by the customer The rep...

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