05-10-2006 11:42 AM
05-11-2006 02:07 PM
01-08-2008 09:13 AM - edited 01-08-2008 09:14 AM
Sound and Vibration Measurement Suite 6.0 now includes human vibration filters compliant with ISO 2631-1, ISO-8041, and ISO 5349-1.
The following 9 weighting filters (in time and frequency domain) are available for Human Vibration. These filters support both 1 and N channels:
Wb - Weighting for vertical whole-body vibration, z-axis, seated, standing or recumbent person, based on ISO 2631-4
Wc - Weighting for horizontal whole-body vibration, x-axis, seat back, seated person, based on ISO 2631-1
Wd - Weighting for horizontal whole-body vibration, x- or y-axis, seated, standing or recumbent person, based on ISO 2631-1
We - Weighting for rotational whole-body vibration, all directions, seated person,
based on ISO 2631-1
Wf - Weighting for vertical whole-body vibration, z-axis motion sickness, seated or standing person, based on ISO 2631-1
Wh - Weighting for hand-arm vibration, all directions,
based on ISO 5349-1
Wj - Weighting for vertical head vibration, x-axis recumbent person, based on ISO 2631-1
Wk - Weighting for vertical whole-body vibration, z-axis seated, standing or recumbent person, based on ISO 2631-1
Wm - Weighting for whole-body vibration in buildings, all directions, based on ISO 2631-2
Kurt Veggeberg, Business Development Manager, Sound and Vibration kurt.veggeberg@ni.com