MMF VM22 Instruction Manual Download | Manualshive

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Figure 1: VM22 with sensor

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Summary of Contents for VM22

Page 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...

Page 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...

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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