anx_I__cpt_1__cpt_3__cpt_4__text_1
When appropriate, instruments shall be fitted with a levelling device and a level indicator, sufficiently sensitive to allow proper installation.
← 11. Levelling · All articles · 12. Zeroing →
Source: EUR-Lex (Cellar) · retrieved 2026-11-05 · Text as adopted (Official Journal); later amendments are not incorporated in this text.