RION VA-12: VIBRATION ANALYZER

Key Features

  • Vibration meter mode: Allows simultaneous measurement of acceleration, velocity, displacement, and acceleration crest factor. 
  • FFT analyzer mode: Real-time analysis frequency 20 kHz, 3 200 spectral lines and available Envelope processing.
  • Waveform data storing on SD card for post process/analysis.
  • Option: Waveform analysis software, Comparator software

SPECIFICATIONS RION VA-12: VIBRATION ANALYZER

  • Input section
Number of measurement channels: 1
Connector type etc.: BNC, CCLD 18 V 2 mA, (CCLD24 V 4 mA available as factory option)
Sensor: Piezoelectric Accelerometer PV-57エ (supplied)

         + Input range

– At sensitivity 0.100 to 0.999 m/V(m/s²)

ACC (Acceleration): 10, 31.6, 100, 316, 1 000, 3 160, 10 000 m/s2 (rms)
VEL (Velocity): 31.6, 100, 316, 1 000, 3 160, 10 000, 31 600 mm/s (rms)
DISP (Displacement): 0.89, 2.83, 8.94, 28.3, 89.4, 283, 894 mm (EQp-p)

– At sensitivity 1.00 to 9.99 mV/(m/s2), using PV-57エ

ACC (Acceleration): 1, 3.16, 10, 31.6, 100, 316, 1 000 m/s2 (rms)
VEL (Velocity): 3.16, 10, 31.6, 100, 316, 1 000, 3 160 mm/s (rms)
DISP (Displacement): 0.089, 0.283, 0.894, 2.83, 8.94, 28.3, 89.4 mm (EQp-p)

– At sensitivity 10.0 to 99.9 mV/(m/s2)

ACC (Acceleration): 0.1, 0.316, 1, 3.16, 10, 31.6, 100 m/s2 (rms)
VEL (Velocity): 0.316, 1, 3.16, 10, 31.6, 100, 316 mm/s (rms)
DISP (Displacement): 0.0089, 0.0283, 0.0894, 0.283, 0.894, 2.83, 8.94 mm (EQp-p)
        + Measurement range (using PV-57エ, High-pass filter 3 Hz, Low-pass filter 20 kHz)
ACC (Acceleration): 0.02 to 141.4 m/s2 (rms) Continuous measurement, 1 Hz to 5 kHzInstantaneous maximum acceleration: 700 m/s2VEL (Velocity): 0.2 to 141.4 mm/s (rms) at 159.15 HzDISP (Displacement): 0.02 to 40.0 mm (EQp-p) at 15.915 Hz+ Measurement frequency range (electrical characteristics)
ACC (Acceleration): 1 Hz to 20 kHzVEL (Velocity): 3 Hz to 3 kHzDISP (Displacement): 3 Hz to 500 HzAcceleration envelope curve: 1 kHz to 20 kHz 
                     
        + Filters Rion VA-12
Prefilters: High-pass filter: 1 Hz (acceleration only), 3 Hz, 10 Hz, 1 kHz (- 10 % point), cutoff slope – 18 dB/oct; Low-pass filter: 1 kHz, 5 kHz, 20 kHz (-10 % point), cutoff slope -18 dB/oct
Acceleration envelope curve filter: High-pass filter: 1 kHz (-10 % point), cutoff slope -18 dB/oct+ Inherent noise: High-pass filter 3 Hz, Low-pass filter 20 kHz, lowest range settingACC (Acceleration): 0.01 m/s2 (rms) or less
VEL (Velocity): 0.1 mm/s (rms) or less
DISP (Displacement): 0.01 mm (EQp-p) or less

+ A/D conversion: 24 bit △Σprinciple, 51.2 kHz

Dynamic range: Maximum 110 dB (Acceleration)

  • Vibration meter mode Rion VA-12

ACC (Acceleration): m/s2 rms value, waveform peak value, crest factor
VEL (Velocity): mm/s rms value
DISP (Displacement): mm EQp-p

  • FFT mode: Time waveform, spectrum, Acceleration envelope curve
 Analysis points: 512, 1 024, 2 048, 4 096, 8 192 (3 200 lines)
Time window functions: Rectangular, Hanning, flat-top
Processing: Linear average, maximum, exponential averaging, instantaneous value
Frequency span: 100 Hz, 200 Hz, 500 Hz, 1 kHz, 2 kHz, 5 kHz, 10 kHz, 20 kHz

        + Display:

– Spectrum: Top 10 list, graph display (excluding DC)
Zoom: X axis : x1, x2, x4, x8, x16; Y axis : 2 , N = 0 to 10 (x1 to x1024)
– Overlay display with stored data in spectrum mode
– Time wave form: Graph display. Zoom: X axis : x1, x2, x4, x8, x16, x32; Y axis : 2 , N = 0 to 14 (x1 to x16 384)
  • Trigger Rion VA-12

Trigger source 

External signal: Triggered at falling edge of signal at external trigger input
Input level: Triggered when time waveform crosses a preset level; Trigger level can be set in steps of 1/8 of full scale on one-sided amplitude
Slope: +/- trigger operation

Trigger operation

Free-run: Processing always carried out, regardless of trigger condition
Repeat: Processing carried out whenever triggering occurs
Single: Processing carried out once only when triggering occurs
Time: Data are stored according to the setting of Trigger Start Time, Store Interval, Store number.

  • Pretrigger: Processing starts from data 1/8 frame time ahead
  • Display: Color TFT LCD, 240 x 320 dots, with backlight Japanese display, English display, Time display
  • Warning indication: LED (lights up in red to indicate overload)
  • Memory
 Memory media: SD cards (max. 2 GB)*
Store files: Sets of measurement values and parameters can be stored on memory card. 1 000 data saved as one store name. Max. number of store names: 100
Parameter setting memory: Up to 5 parameter sets can be stored in unit; Parameter settings can be stored on memory card
Wave files: Up to 10 seconds per file (frequency range 20 kHz); Vibration waveform recorded during FFT processing available when using a computer.
BMP files: Screen capture can be saved as BMP files.
Recall function: Measurement data can be read from memory card and redisplayed on screen.
Resume function: Settings are memorized when power is turned off and can be restored at next power-on
  • Input/output section
Trigger input connector: TTL level, BNC-mini plug, 2.5 mm dia. (for CC-24)
USB port: Removable disk function: Allows use of memory card inserted in unit as removable storage device (removable storage device class)
  • Power Rion VA-12

DC12 V (11 to 15 V): AC adapter NC-99, eight IEC R6 (size AA) batteries (23°C, normal operation, backlight off)
Battery life: Approx. 12 hours
Current consumption: 145 mA (normal operation, backlight off)
Power consumption (primary side): Approx. 10 VA (in case of AC 100 V (NC-99) )
  • Ambient temperature and humidity conditions for use
Accelerometer -20 °C to +70 °C, 90 % RH or less
Main unit: -10 °C to +50 °C, 90 % RH or less (no condensation)
  • Dimensions, Weight

213 (H) x 105 (W) x 36 (D) mm; Mass Approx. 850 g (incl. batteries, with protective cover, PV-57エ connected)

  • Supplied accessories

Piezoelectric Accelerometer PV-57エ, Curled cable, Magnet attachment IEC R6 (size AA) battery x 8, SD card, Protective cover, Shoulder belt

Features Rion VA-12

Portable vibration analyzer for equipment diagnosis and on-site measurements. Vibration meter with FFT analysis function.

– Vibration meter mode: Allows simultaneous measurement of acceleration, velocity, displacement, and acceleration crest factor.
– FFT analyzer mode: Real-time analysis frequency 20 kHz, 3 200 spectral lines and available Envelope processing.
– Waveform data storing on SD card for post process/analysis.
– Option: Waveform analysis software, Comparator software

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