Portable Human Vibration Meter (Hand Arm and Whole Body)
Type : VM-31 (Germany)
Fungsi : Alat ukur paparan getaran Mesin terhap tubuh
Spesifikasi :
▪ Input : 4 low-power IEPE inputs; 1 mA /
17 V; TEDS support, IEEE1451.4, Template 25
▪ Sensor : Low-power IEPE, sensitivity 0.8 - 120 mV/ms-²
▪ Range (sensor 1 mV/ms-²)
Acceleration : 800 m/s²;
velocity : 100 - 10000 mm/s
Displacement : 250 - 15000 μm
▪ Linearity range : >75 dB for ± 6 % error
▪ Noise : < 0,003 m/s²
▪ Filter : Weighting filters Wb, Wc, Wd, Wh, Wj, Wk, Wm, unweighted: 6.3 . 1259 Hz (H/A) / 0.4 - 100 Hz (G/K)
- Acceleration : 0.2 - 1500Hz / 1 - 1000 Hz;
- velocity : 1-100Hz/ 2-1000Hz/ 10 -1000 Hz;
- displacement : 5 - 250 Hz
▪ Daily exposure A(8) : A(8) calculation for several activities and
test persons by Excel macro vm31.xlsm
▪ Frequency analysis (FFT) : 125 lines for X/Y/Z, peak spectrum of
acceleration, 3 - 240/ 6 - 480 / 12 - 960/ 24 - 1920 Hz.