Vibration meter VM24-MMF
- Measurement of vibration acceleration, velocity and displacement
- Display of true RMS, peak value and crest factor
- External precision shear type accelerometer with magnetic base, built-in infrared thermometer and non-contact optical rpm sensor with laser pointer
- Automatic detection of measuring points via the sensor base with electronic VMID measuring points
- Graphical trend display
- Spectral analysis (FFT) for acceleration and velocity
- Memory for 16000 measurements, USB interface
- PC software for measuring point management to MIMOSA convention (ISO 13373-1) and measuring data archiving
- Headphone output
- Simple operation – no training required
- English, German, French, Spanish, Italian and Dutch language support
- Brilliant, power-saving colored OLED display
- Pocket-sized with economic AAA batteries or accumulators
Specifications
| VM 22 | VM 24 | VM 25 | |
| Vibration acceleration | – | 0,1 – 240 m/s²
0,2 Hz – 10 kHz 3 Hz – 1 kHz 1 kHz – 10 kHz |
0,1 – 240 m/s²
0,2 Hz – 10 kHz 3 Hz – 1 kHz 1 kHz – 10 kHz |
| Vibration velocity |
0,1 – 1000 mm/s 10 – 1000 Hz |
0,1 – 1000 mm/s
2 – 1000 Hz 10 – 1000 Hz |
0,1 – 1000 mm/s
2 – 1000 Hz 10 – 1000 Hz |
| Vibration displacement | – | 0,01 – 60 mm
5 – 200 Hz |
0,01 – 60 mm
5 – 200 Hz |
| K(t) Bearing Diagnosis Coefficient | – | – | 1 – 10 kHz; with memory for 1600 rms/ peak start values |
| RMS / peak measurement | Yes/no | Yes/yes | Yes/yes |
| Crest factor measurement | – | – | Yes/yes |
| Accuracy (vibration) | ± 5 % ± 2 Digits | ± 5 % ± 2 Digits | ± 5 % ± 2 Digits |
| Rotation speed messurement | – | – | 1 – 9999 rpm; optical |
| Temperature measurement | – | – | 40 – 125 °C ± 2 K; infrared |
| Frequency analysis | – | – | 125 lines FFT spectrum; acceleration/velocity; 10 ranges 11.5 to 11712 Hz |
| Headphone output | – | – | 3.5 mm via adapter VM2x-HP; volume |
| Vibration trend | graphical history display of the saved vibration values of a measuring point (only with VMID) | ||
| Measuring data memory | 16000 values; USB interface; optional PC software for data and measuring point management | ||
| Display | OLED graphical display; colored; 128 x 160 pixels | ||
| Power supply | 3 x LR03 / HR03 / AAA batteries or NiMH accumulators; operating time 8 – 12 h; USB supply | ||
| Operating temperature range | -20 .. 60 °C, < 95 % relative humidity, no condensation | ||
| Dimensions, weight | 125 mm x 65 mm x 27 mm; 140 g with batteries and without sensor | ||
| Accelerometer | |||
| Type | Piezoelectric shear accelerometer with low-power IEPE output; M12 connector; integral magnet, VMID read contact in base | ||
| Nominal sensitivity | 3,5 mV/ms-2 | ||
| Transverse sensitivity | < 5 % | ||
| Dimensions, weight | Ø 21; height 34 mm (without connector); 53 g | ||
| Operating temperature range | -20 .. 80 °C | ||
| Sensor cable | Coiled cable, stretched length approximately 1.6 m, Ø 4 mm | ||
| VMID measuring point identification | digital; unique 16 character hexadecimal number, readout by contact in sensor base; stainless steel housing Ø 25 mm, heigt 15 mm; 45 g; attachment by two-component epoxy glue | ||
| Standard accessories | Instrument, vibration sensor with spiral cable, USB cable, headphone adapter (VM25), instruction manual, plastic case | ||
Q&A
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