Markings

(1) A weighing instrument shall carry the following 14 National Metrology (a) the manufacturer's name written in full; (b) Maximum capacity in the form “Max.......”; (c) Minimum capacity in the form “Min …….”; (d) Verification scale interval in the form “e=”. (2) The following information shall also be marked on electronically or electrically operated weighing instrument– (a) the limits of temperature between which the instrument functions properly; (b) the potential of the electricity supply. (3) The markings shall be indelible and of a size, shape clarity allowing easy reading. (4) The markings shall be grouped together in a clearly visible position either on a descriptive plate fixed to an instrument or on a part of the instrument itself. (5) All weighing instruments shall have a permanent place for the application of verification marks which shall be such that– (a) the part on which it is located cannot be removed from the machine without destroying the impressions; (b) the easy application of the mark is possible without altering the metrological qualities of the instrument; (c) it is easily visible to any person who wishes to check the verification marks. National Metrology 15 (6) A weighing instrument shall not have bearings or knife-edges which are loose, not aligned, worn out or otherwise defective for the intended operation of the instrument.