Human Vibration VM31

Description

Application

  • Versatile tool for vibration measurement during product development and for health and safety at the workplace to EU guideline
  • Measurement of hand-transmitted vibration
  • Measurement of whole-body vibration
  • SEAT measurement at driver seats
  • Vibrations on passenger and merchant ships
  • Condition monitoring of rotating machinery in three axes
  • Vibration measurement in vehicles
  • Supported standards: ISO 8041; ISO 2631; ISO 5349; ISO 10326; ISO 20816; ISO 20238-5; ISO 28927; ISO/TR 18570; 2002/44/EC

Properties

  • Four independent measuring channels
  • Weighting filters to ISO 8041 Wh for hand-arm vibration and Wb, Wc, Wd, Wj, Wk, Wm for whole-body vibration
  • Interval and running RMS, maximum RMS (MTVV), vibration dose value (VDV), vector sum, peak and maximum peak
  • Measurement of vibration acceleration, velocity and displacement
  • FFT of acceleration with 125 lines
  • TEDS sensor detection
  • Memory for 10000 measurements and 1000 FFTs with date and comment
  • USB interface
  • Excel macro included for data transfer and calculation of daily exposure A(8)Clear user guidance with colored OLED
  • Very compact design
  • 10 hours operation with 3 Micro (AAA) batteries
  • Available as hand-arm kit and whole-body kit including suitable sensors and accessories

Spesification

Measurands and Ranges
Vibration measurands Vibration acceleration Vibration velocity/severity Vibration displacement
Overall values True RMS value Maximum transient vibration value MTVV Interval RMS value; unlimited averaging time Vector sum of X, Y, Z Vibration dose value VDV True pak value Maximum peak value
Measuring range acceleration 0.01 to 600 (Transducer sensitivity 10 mV/ms-2) 0.1 to 6000 (Transducer sensitivity 1 mV/ms-2) m/s²   m/s²
Measuring range velocity 0.01 to 5000 (Transducer sensitivity 10 mV/ms-2) mm/s
Measuring range displacement 0.1 to 7500 (Transducer sensitivity 10 mV/ms-2) µm
Linear amplitude range >75 (±6 % error ) dB
ADC resolution 24 Bit
Noise <0.003 m/s²
Lower frequency limit acceleration 0.2; 1 Hz
Lower frequency limit velocity 1; 2; 10 Hz
Lower frequency limit displacement 5 Hz
Upper frequency limit acceleration 1000; 1500 Hz
Upper frequency limit velocity 100; 1000 Hz
Upper frequency limit displacement 100; 1000 Hz
Weighting filters Wb; Wc; Wd; Wh; Wj; Wk; Wm; unweighted
Frequency analysis FFT; 125 points for X/Y/Z Acceleration spectrum 3 to 240; 6 to 480; 12 to 960; 24 to 1920 Hz
Indicators OLED; RGB; 128 x 160 pixels
Connectors
Input channels 4
Input signals IEPE
Input connector Socket Binder 711; 4 poles; channel 4: Socket Binder 711; 8 poles
IEPEconstant current 0.7 to 1 mA
TEDS support IEEE 1451.4; template 25
Digital interfaces USB 2.0 FS; CGC mode; ASCII command set; Binder 712; 8 poles
Power Supply
Battery 3 x LR03 / HR03 / AAA
Battery operating time 10 to 14 h
External supply voltage 5 (USB) VDC
Case Data
Dimensions without connectors 125 x 65 x 27 (H x W x D) mm
Case material ABS
Weight 140 (without sensor) g
Operating temperature range -20 to 60 (95 % rel. humidity without condensation) °C
 

Features

  • For Hand-Arm vibration to ISO5349 and ISO/TR 18570, whole-body vibration to ISO2631 and ship vibration to ISO 20283-5
  • Acceleration, velocity and displacement ranges for machine vibration
  • Display of running and interval RMS, maximum RMS (MTVV), vibration dose value (VDV), vector sum, peak and maximum peak value
  • Fourth channel for SEAT measurements at driver seats
  • 3-channel FFT for the detection of main frequencies
  • TEDS support for automatic sensor detection
  • Memory for saving measurements by keypress
  • Data logger function for RMS or peak values
  • USB interface for data transfer to a PC
  • Excel macro for the calculation of daily exposure A(8) and report generation
  • Compact design
  • Simple operation

Datasheet

Download Datasheet