The measurement of errors on installation and during use shall be carried out under the following conditions, which are to be regarded as constituting standard test conditions:
Déanfar earráidí a thomhas agus an tsuiteáil á déanamh agus é á úsáid faoi na coinníollacha a leanas, agus measfar iad mar choinníollacha tástála caighdeánacha: