Sch 6 para 24 Manner of use
(1) Where an automatic gravimetric filling instrument is marked with a temperature range, it must not be used for trade in temperatures outside that range. (2) Where an automatic gravimetric filling instrument bears a mark which signifies the manner and purpose of use, it must not be used for trade in a manner or for a purpose which does not accord with that marking. (3) An automatic gravimetric filling instrument must only be used for trade for the purpose of weighing material the value of which, expressed in units of measurement of mass, is neither less than the value of the minimum capacity nor more than the value of the maximum capacity. (4) An automatic gravimetric filling instrument must not be used for trade in circumstances— (a) in which it may be prevented from operating consistently or accurately; or (b) which are likely prematurely to degrade its metrological characteristics.