reg 1 Definitions
In this schedule— “ acceleration ” means the quantity used to represent vibration magnitude in units of metres per second per second (m/s 2 ); “ frequency weighted acceleration ” means vibration magnitude corrected for varying human sensitivity to vibration at different frequencies; “ BS EN ISO standard 5349-1 ” means the British Standard publication “Mechanical vibration - Measurement and evaluation of human exposure to hand-transmitted vibration Part I: General Requirements” first edition dated 10 th May 2001; “ BS EN ISO standard 5349-2 ” means the British Standard publication “Mechanical vibration - Measurement and evaluation of human exposure to hand-transmitted vibration - Part 2: Practical guidance for measurement at the workplace” first edition dated 23 August 2001; “ ISO 2631-1 ” means the International Organisation for Standardisation publication “Mechanical vibration and shock - Evaluation of human exposure to whole-body vibration - Part 1: General requirements” second edition dated 15 July 1997; and “ orthogonal axes ” means the three directions of vibration which are at right angles to one another.