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IMV SmartVibro Series, Инструкция по эксплуатации

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VM-4424S/H Instruction Manual 

(Compatible with Version 2.16 or later) 

 

4-3. Filter 

Change the settings of high-pass (HPF) and low-pass filters (LPF). 
Pressing “Set” would bring you to the screen indicated in Fig.4-8. 
By touching the triangles on the screen (   or  ), you can change the frequency of each 

filter. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 

 

 

 

  

(Japanese)   

   

  (English) 

Fig.4-8 Example of Filter Setting 

 

The range of filter is as follows: 
 

Filter 

Minimum 

Setting 

Maximum 

Setting 

Setting Step 

HPF 

5Hz 

999Hz 

1Hz 

LPF 

100Hz 

10000Hz 

100Hz 

 

 

 

About Filter Setting 

(1) 

「

Set “LPF setting value” larger than “HPF setting value”. 

If “LPF setting value” is smaller than “HPF setting value”, the filter setting 

screen cannot be closed. Be sure to set “LPF setting value > HPF setting value”. 

(2) Please refer to “Appendix” for filter characteristics.

 

 

 

5 Hz 

10.0 kHz 

5 Hz 

5 Hz 

Caution

 

Содержание SmartVibro Series

Страница 1: ...anual Compatible with Version 2 16 or later Instruction Manual Portable Vibrometer SmartVibro Series Model VM 4424S VM 4424H Manufacture IMV CORPORATION Document No TVE 6 3791E Revision Date 18th June...

Страница 2: ...Sensitivity Setting 28th Mar 2016 2 0 1 1 Corrected the description of the acceleration measurement range 2 Corrected the description of the linearity accuracy 3 Added the language Chinese 4 Added the...

Страница 3: ...Setting of AC and DC Output 22 4 5 2 Volume Adjustment 24 4 6 Setting of Battery Type Auto Power Off and Contrast 24 4 6 1 Setting of Battery Type 25 4 6 2 Setting of Auto Power Off Function 25 4 6 3...

Страница 4: ...moving element the mounting of pick up please go to when the machine is stopped In such a place measuring the vibration with pick up in one s hand it causes burn injury and cable engulfment It is very...

Страница 5: ...elow High end model has these two icons when the machine is turned on VM 4424 can be switched freely between Japanese and English Standard Model VM 4424S Japanese English High End Model VM 4424H Japan...

Страница 6: ...ne end For output to a recorder etc Battery 1 AA Alkaline Batteries Instruction Manuals 1 with Inspection Sheet SD Card 1 VM 4424H only 2 Option Accessories Products Model Note Figure 1 Long Pickup Ca...

Страница 7: ...S value of acceleration and H function measurement enables precise data gathering that benefits your decision making process Simultaneous Measurement High speed processing CPU enabled simultaneous dis...

Страница 8: ...CD Panel Displays and sets measured values Function Button Displays the setting screen range screen during measurement etc Measurement Button Starts Stops measurement SD Card Slot Waveform data storag...

Страница 9: ...Check the polarity carefully and set two AA batteries in the battery box Ni Cd or Alkaline Fig 3 2 For the use with the AC adaptor connect the AC adapter cable to the power connector in the bottom of...

Страница 10: ...data The data is not absolute but rough indication 3 Function Indicator Valid functions are indicated In the Fig 3 2 Start and Setting are operative 4 Battery Indicator This appears when the battery...

Страница 11: ...refer to section 4 4 the range key will be activated during measurement Fig 3 4 Touching Range on the touch screen or pressing Function Button will show the range setting display You may adjust the ra...

Страница 12: ...m in the image Fig 3 4 To zoom out touch the same area again Fig 3 6 Japanese English Fig 3 5 Display during Changing the Range Japanese English Fig 3 6 Enlarged Touch here to zoom out Range Up Range...

Страница 13: ...s settings such as measurement mode As shown in Fig 4 1 the setting screen will appear when press Function Button when setting is indicated in the function indicator Fig 4 2 Japanese English Fig 4 1 S...

Страница 14: ...l Compatible with Version 2 16 or later The setting screen can be switched by touching the icon at the top of the screen Fig 4 3 Japanese English Fig 4 3 Switching the setting screen Switching is in t...

Страница 15: ...t screen Also the enlarged screen will show the physical amount accordingly Japanese English Fig 4 4 Mode Setting In Mode the setting mode changes in the following order each time the button is touche...

Страница 16: ...normal measurement Hfunc is displayed on the measurement screen and all acceleration values are displayed velocity and displacement are not displayed DC output changes as follows according to the swi...

Страница 17: ...o indicate the physical amount of measurement results in calculation setting Calc As you touch Set in Fig 4 2 Fig 4 6 will appear Japanese English Fig 4 6 Calculation Setting The calculation method se...

Страница 18: ...root of the mean of the squares of the time series data gathered from measurement ISO standard sets RMS as evaluation criteria of the vibration velocity which is also known as vibration severity EQP...

Страница 19: ...ter Japanese English Fig 4 8 Example of Filter Setting The range of filter is as follows Filter Minimum Setting Maximum Setting Setting Step HPF 5Hz 999Hz 1Hz LPF 100Hz 10000Hz 100Hz About Filter Sett...

Страница 20: ...etting Page of Auto Range H function Coupling and Pickup Sensitivity 4 4 1 Setting of Auto Range When auto range is ON range will be adjusted automatically during measurement Fig 4 9 Range will not be...

Страница 21: ...n below is displayed Fig 4 11 Japanese English Fig 4 11 Setting Screen of Pickup Sensitivity The number displayed by default is the sensitivity of the pickup calibrated at the time of shipment Sensiti...

Страница 22: ...ve to the second page There are 4 pages in total and every time you touch Next Page the screen is change as follow 1page 2page 3page 4page 1page For the contents on 2page and after refer to section 4...

Страница 23: ...e of voltage 1V In the example shown in Fig 4 14 the settings are as follows Velocity 1V is equivalent 1500mm s EQP Acceleration 1V is equivalent 450m s2 EQP Displacement 1V is equivalent 75mmo p Japa...

Страница 24: ...d At this time AC output and DC output fluctuate greatly and correct measurement results cannot be obtained 2 Be sure to set the sensitivity of AC output and DC output above the selected range Ex When...

Страница 25: ...are used the battery life may not be indicated correctly 4 6 2 Setting of Auto Power Off Function When Auto Power Off is set to ON the power is automatically turned off approximately 10 minutes after...

Страница 26: ...on the setting screen shown in Fig 4 17 to move to the third page Fig 4 18 Japanese English Fig 4 18 Language Setting and Version Information 4 7 1 Language Setting Select en for English Once you res...

Страница 27: ...ersion Touch the View button next to the version in Fig 4 18 to display the version information Fig 4 19 Japanese English Fig 4 19 Display of Version If you contact us about the product we may check t...

Страница 28: ...set so that only the administrator can change the settings Note that the password is not set when shipped from the factory OFF Japanese English Fig 4 20 Password Setting Password OFF Push the OFF butt...

Страница 29: ...29 VM 4424S H Instruction Manual Compatible with Version 2 16 or later Japanese English Fig 4 21 Password Input Japanese English Fig 4 22 Password Setting Password ON...

Страница 30: ...r and press the return button If password is correct the setting page will be displayed If password is not correct then the Password entry is required again In such a case please confirm your password...

Страница 31: ...Version 2 16 or later 4 9 Battery Indicator When PwrInfo is displayed press the button or touch the screen to check the power information Fig 4 24 and Fig 4 25 Japanese English Fig 4 24 PwrInfo Indica...

Страница 32: ...he SD card as plain text Only waveform data can be saved to SD FFT results and measurement values OA values displayed on the screen cannot be saved About FFT Function and Waveform Saving Only VM 4424H...

Страница 33: ...tab will show the screen Fig 5 2 Japanese English Fig 5 2 FFT Menu 1 FFT Graph Y axis shows the physical amount of the measurement result indicated above the graph Velocity in Fig 5 2 X axis indicate...

Страница 34: ...reen will move from one peak to another peak 2 MAX Maximum value of the gathered data Cur Value pointed by the cursor 3 Slide the cursor Regarding the Range when using FFT When Auto Range is set to OF...

Страница 35: ...and 25Hz Select the FFT frequency from Low Mid and High The frequency axis range is specified but it is set as follows according to the measurement mode Physical quantity Low Mid High Acceleration 5H...

Страница 36: ...nual Compatible with Version 2 16 or later Japanese English Fig 5 5 Waveform Data Gathering Start Pressing Measurement Button or touching Start in Fig 5 5 starts gathering the data Japanese English Fi...

Страница 37: ...Function Button or touch Save on the touch screen to save the data to SD Saving to SD is numbered in order starting from 0000 and saved to the SD card Fig 5 8 1 To cancel during waveform acquisition...

Страница 38: ...aving waveform data 3 If you move to waveform data save with a large amount of waveform data stored in SD it may take some time before waveform acquisition can be started To smooth the waveform data s...

Страница 39: ...0 1s 0 2s 0 5s and 1s The time changes each time you touch The number of data acquisitions is 51 200 per second and is proportional to the save point so calculate the time axis based on this see the...

Страница 40: ...Sensitivity Error 5 at 1kHz Range Changeover Error 2 at 1kHz Linearity 1 at 1kHz full scale Output AC OUT 0 to 1V with a load above 10k DC OUT 0 to 1V with a load above 10k FFT Only VM 4424H f 6 25Hz...

Страница 41: ...41 VM 4424S H Instruction Manual Compatible with Version 2 16 or later 6 2 Outer Dimensions of SmartVibro 74 Unit mm 32 5 143 15...

Страница 42: ...to 50 C No freezing or condensation Case Material Aluminum Cable Connection 1 5m Curl Cable Connector BNC Structure Dust and Splash Proof Dimensions and Weight Dimensions refer to section 6 4 Weight...

Страница 43: ...d DC output waveforms are greatly disturbed If Auto Range is set to ON the vibration value fluctuates greatly immediately after when the measurement range switched At this time AC output and DC output...

Страница 44: ...g material 4 Magnet and 5 pressed by hand Fig 9 1 Piezoelectric accelerometers are suitable for high frequency and high accelerometers So it is necessary to fix by 1 screws or 2 instant adhesives for...

Страница 45: ...2 1 ISO standard sets rms of vibration velocity as evaluation criteria of the vibration velocity which is also known as vibration severity EQP Equivalent peak Giving that a measuring data set is sinus...

Страница 46: ...ope processing it is rectified to become a direct current component and a waveform in which an envelope waveform of DC to 1kHz is superimposed on it This waveform is called H function and indicates th...

Страница 47: ...Filter Characteristic The filter characteristics typical values for VM 4424S H are as follows 1 High Pass Filter HPF Characteristic Acceleration ACC Typical Value 2 Low Pass Filter LPF Characteristic...

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